diff options
Diffstat (limited to 'arch/arm/cpu/armv7')
43 files changed, 4665 insertions, 224 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index 885fb2d20e..b935a29a3c 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -149,3 +149,43 @@ int arch_misc_init(void) #endif return 0; } + +#ifdef CONFIG_SPL_BUILD +void rtc32k_enable(void) +{ + struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE; + + /* + * Unlock the RTC's registers. For more details please see the + * RTC_SS section of the TRM. In order to unlock we need to + * write these specific values (keys) in this order. + */ + writel(0x83e70b13, &rtc->kick0r); + writel(0x95a4f1e0, &rtc->kick1r); + + /* Enable the RTC 32K OSC by setting bits 3 and 6. */ + writel((1 << 3) | (1 << 6), &rtc->osc); +} + +#define UART_RESET (0x1 << 1) +#define UART_CLK_RUNNING_MASK 0x1 +#define UART_SMART_IDLE_EN (0x1 << 0x3) + +void uart_soft_reset(void) +{ + struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE; + u32 regval; + + regval = readl(&uart_base->uartsyscfg); + regval |= UART_RESET; + writel(regval, &uart_base->uartsyscfg); + while ((readl(&uart_base->uartsyssts) & + UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK) + ; + + /* Disable smart idle */ + regval = readl(&uart_base->uartsyscfg); + regval |= UART_SMART_IDLE_EN; + writel(regval, &uart_base->uartsyscfg); +} +#endif diff --git a/arch/arm/cpu/armv7/am33xx/clock_am33xx.c b/arch/arm/cpu/armv7/am33xx/clock_am33xx.c index a1efc7520a..9c4d0b4393 100644 --- a/arch/arm/cpu/armv7/am33xx/clock_am33xx.c +++ b/arch/arm/cpu/armv7/am33xx/clock_am33xx.c @@ -246,7 +246,7 @@ static void enable_per_clocks(void) ; } -static void mpu_pll_config(void) +void mpu_pll_config_val(int mpull_m) { u32 clkmode, clksel, div_m2; @@ -260,7 +260,7 @@ static void mpu_pll_config(void) ; clksel = clksel & (~CLK_SEL_MASK); - clksel = clksel | ((MPUPLL_M << CLK_SEL_SHIFT) | MPUPLL_N); + clksel = clksel | ((mpull_m << CLK_SEL_SHIFT) | MPUPLL_N); writel(clksel, &cmwkup->clkseldpllmpu); div_m2 = div_m2 & ~CLK_DIV_MASK; @@ -274,6 +274,11 @@ static void mpu_pll_config(void) ; } +static void mpu_pll_config(void) +{ + mpu_pll_config_val(CONFIG_SYS_MPUCLK); +} + static void core_pll_config(void) { u32 clkmode, clksel, div_m4, div_m5, div_m6; diff --git a/arch/arm/cpu/armv7/at91/Makefile b/arch/arm/cpu/armv7/at91/Makefile new file mode 100644 index 0000000000..040c67d511 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/Makefile @@ -0,0 +1,52 @@ +# +# (C) Copyright 2000-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2013 +# Bo Shen <voice.shen@atmel.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(SOC).o + +COBJS-$(CONFIG_SAMA5D3) += sama5d3_devices.o +COBJS-y += clock.o +COBJS-y += cpu.o +COBJS-y += reset.o +COBJS-y += timer.o + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) + +all: $(obj).depend $(LIB) + +$(LIB): $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/arm/cpu/armv7/at91/clock.c b/arch/arm/cpu/armv7/at91/clock.c new file mode 100644 index 0000000000..624b52cc31 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/clock.c @@ -0,0 +1,125 @@ +/* + * [origin: Linux kernel linux/arch/arm/mach-at91/clock.c] + * + * Copyright (C) 2005 David Brownell + * Copyright (C) 2005 Ivan Kokshaysky + * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> + * Copyright (C) 2013 Bo Shen <voice.shen@atmel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/hardware.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/clk.h> + +#if !defined(CONFIG_AT91FAMILY) +# error You need to define CONFIG_AT91FAMILY in your board config! +#endif + +DECLARE_GLOBAL_DATA_PTR; + +static unsigned long at91_css_to_rate(unsigned long css) +{ + switch (css) { + case AT91_PMC_MCKR_CSS_SLOW: + return CONFIG_SYS_AT91_SLOW_CLOCK; + case AT91_PMC_MCKR_CSS_MAIN: + return gd->arch.main_clk_rate_hz; + case AT91_PMC_MCKR_CSS_PLLA: + return gd->arch.plla_rate_hz; + } + + return 0; +} + +static u32 at91_pll_rate(u32 freq, u32 reg) +{ + unsigned mul, div; + + div = reg & 0xff; + mul = (reg >> 18) & 0x7f; + if (div && mul) { + freq /= div; + freq *= mul + 1; + } else { + freq = 0; + } + + return freq; +} + +int at91_clock_init(unsigned long main_clock) +{ + unsigned freq, mckr; + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; +#ifndef CONFIG_SYS_AT91_MAIN_CLOCK + unsigned tmp; + /* + * When the bootloader initialized the main oscillator correctly, + * there's no problem using the cycle counter. But if it didn't, + * or when using oscillator bypass mode, we must be told the speed + * of the main clock. + */ + if (!main_clock) { + do { + tmp = readl(&pmc->mcfr); + } while (!(tmp & AT91_PMC_MCFR_MAINRDY)); + tmp &= AT91_PMC_MCFR_MAINF_MASK; + main_clock = tmp * (CONFIG_SYS_AT91_SLOW_CLOCK / 16); + } +#endif + gd->arch.main_clk_rate_hz = main_clock; + + /* report if PLLA is more than mildly overclocked */ + gd->arch.plla_rate_hz = at91_pll_rate(main_clock, readl(&pmc->pllar)); + + /* + * MCK and CPU derive from one of those primary clocks. + * For now, assume this parentage won't change. + */ + mckr = readl(&pmc->mckr); + + /* plla divisor by 2 */ + if (mckr & (1 << 12)) + gd->arch.plla_rate_hz >>= 1; + + gd->arch.mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK); + freq = gd->arch.mck_rate_hz; + + /* prescale */ + freq >>= mckr & AT91_PMC_MCKR_PRES_MASK; + + switch (mckr & AT91_PMC_MCKR_MDIV_MASK) { + case AT91_PMC_MCKR_MDIV_2: + gd->arch.mck_rate_hz = freq / 2; + break; + case AT91_PMC_MCKR_MDIV_3: + gd->arch.mck_rate_hz = freq / 3; + break; + case AT91_PMC_MCKR_MDIV_4: + gd->arch.mck_rate_hz = freq / 4; + break; + default: + break; + } + + gd->arch.cpu_clk_rate_hz = freq; + + return 0; +} + +void at91_periph_clk_enable(int id) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + if (id > 31) + writel(1 << (id - 32), &pmc->pcer1); + else + writel(1 << id, &pmc->pcer); +} diff --git a/arch/arm/cpu/armv7/at91/cpu.c b/arch/arm/cpu/armv7/at91/cpu.c new file mode 100644 index 0000000000..3df6143d74 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/cpu.c @@ -0,0 +1,90 @@ +/* + * (C) Copyright 2010 + * Reinhard Meyer, reinhard.meyer@emk-elektronik.de + * (C) Copyright 2009 + * Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> + * (C) Copyright 2013 + * Bo Shen <voice.shen@atmel.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/hardware.h> +#include <asm/arch/at91_dbu.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/at91_pit.h> +#include <asm/arch/at91_gpbr.h> +#include <asm/arch/clk.h> + +#ifndef CONFIG_SYS_AT91_MAIN_CLOCK +#define CONFIG_SYS_AT91_MAIN_CLOCK 0 +#endif + +int arch_cpu_init(void) +{ + return at91_clock_init(CONFIG_SYS_AT91_MAIN_CLOCK); +} + +void arch_preboot_os(void) +{ + ulong cpiv; + at91_pit_t *pit = (at91_pit_t *)ATMEL_BASE_PIT; + + cpiv = AT91_PIT_MR_PIV_MASK(readl(&pit->piir)); + + /* + * Disable PITC + * Add 0x1000 to current counter to stop it faster + * without waiting for wrapping back to 0 + */ + writel(cpiv + 0x1000, &pit->mr); +} + +#if defined(CONFIG_DISPLAY_CPUINFO) +int print_cpuinfo(void) +{ + char buf[32]; + + printf("CPU: %s\n", get_cpu_name()); + printf("Crystal frequency: %8s MHz\n", + strmhz(buf, get_main_clk_rate())); + printf("CPU clock : %8s MHz\n", + strmhz(buf, get_cpu_clk_rate())); + printf("Master clock : %8s MHz\n", + strmhz(buf, get_mck_clk_rate())); + + return 0; +} +#endif + +void enable_caches(void) +{ +} + +unsigned int get_chip_id(void) +{ + return readl(ATMEL_BASE_DBGU + AT91_DBU_CIDR) & ~AT91_DBU_CIDR_MASK; +} + +unsigned int get_extension_chip_id(void) +{ + return readl(ATMEL_BASE_DBGU + AT91_DBU_EXID); +} diff --git a/arch/arm/cpu/armv7/at91/reset.c b/arch/arm/cpu/armv7/at91/reset.c new file mode 100644 index 0000000000..b9f83d91b9 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/reset.c @@ -0,0 +1,47 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian@popies.net> + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2013 + * Bo Shen <voice.shen@atmel.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/hardware.h> +#include <asm/arch/at91_rstc.h> + +/* Reset the cpu by telling the reset controller to do so */ +void reset_cpu(ulong ignored) +{ + at91_rstc_t *rstc = (at91_rstc_t *)ATMEL_BASE_RSTC; + + writel(AT91_RSTC_KEY + | AT91_RSTC_CR_PROCRST /* Processor Reset */ + | AT91_RSTC_CR_PERRST /* Peripheral Reset */ +#ifdef CONFIG_AT91RESET_EXTRST + | AT91_RSTC_CR_EXTRST /* External Reset (assert nRST pin) */ +#endif + , &rstc->cr); + /* never reached */ + do { } while (1); +} diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c new file mode 100644 index 0000000000..acf8b43ee6 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c @@ -0,0 +1,196 @@ +/* + * Copyright (C) 2012-2013 Atmel Corporation + * Bo Shen <voice.shen@atmel.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/arch/sama5d3.h> +#include <asm/arch/at91_common.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/clk.h> +#include <asm/arch/gpio.h> +#include <asm/io.h> + +unsigned int has_emac() +{ + return cpu_is_sama5d31() || cpu_is_sama5d35(); +} + +unsigned int has_gmac() +{ + return !cpu_is_sama5d31(); +} + +unsigned int has_lcdc() +{ + return !cpu_is_sama5d35(); +} + +char *get_cpu_name() +{ + unsigned int extension_id = get_extension_chip_id(); + + if (cpu_is_sama5d3()) + switch (extension_id) { + case ARCH_EXID_SAMA5D31: + return "SAMA5D31"; + case ARCH_EXID_SAMA5D33: + return "SAMA5D33"; + case ARCH_EXID_SAMA5D34: + return "SAMA5D34"; + case ARCH_EXID_SAMA5D35: + return "SAMA5D35"; + default: + return "Unknown CPU type"; + } + else + return "Unknown CPU type"; +} + +void at91_serial0_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTD, 18, 1); /* TXD0 */ + at91_set_a_periph(AT91_PIO_PORTD, 17, 0); /* RXD0 */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_USART0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTB, 29, 1); /* TXD1 */ + at91_set_a_periph(AT91_PIO_PORTB, 28, 0); /* RXD1 */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_USART1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_b_periph(AT91_PIO_PORTE, 26, 1); /* TXD2 */ + at91_set_b_periph(AT91_PIO_PORTE, 25, 0); /* RXD2 */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_USART2); +} + +void at91_seriald_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTB, 31, 1); /* DTXD */ + at91_set_a_periph(AT91_PIO_PORTB, 30, 0); /* DRXD */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_SYS); +} + +#if defined(CONFIG_ATMEL_SPI) +void at91_spi0_hw_init(unsigned long cs_mask) +{ + at91_set_a_periph(AT91_PIO_PORTD, 10, 0); /* SPI0_MISO */ + at91_set_a_periph(AT91_PIO_PORTD, 11, 0); /* SPI0_MOSI */ + at91_set_a_periph(AT91_PIO_PORTD, 12, 0); /* SPI0_SPCK */ + + if (cs_mask & (1 << 0)) + at91_set_pio_output(AT91_PIO_PORTD, 13, 1); + if (cs_mask & (1 << 1)) + at91_set_pio_output(AT91_PIO_PORTD, 14, 1); + if (cs_mask & (1 << 2)) + at91_set_pio_output(AT91_PIO_PORTD, 15, 1); + if (cs_mask & (1 << 3)) + at91_set_pio_output(AT91_PIO_PORTD, 16, 1); + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_SPI0); +} +#endif + +#ifdef CONFIG_GENERIC_ATMEL_MCI +void at91_mci_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTD, 0, 0); /* MCI0 CMD */ + at91_set_a_periph(AT91_PIO_PORTD, 1, 0); /* MCI0 DA0 */ + at91_set_a_periph(AT91_PIO_PORTD, 2, 0); /* MCI0 DA1 */ + at91_set_a_periph(AT91_PIO_PORTD, 3, 0); /* MCI0 DA2 */ + at91_set_a_periph(AT91_PIO_PORTD, 4, 0); /* MCI0 DA3 */ +#ifdef CONFIG_ATMEL_MCI_8BIT + at91_set_a_periph(AT91_PIO_PORTD, 5, 0); /* MCI0 DA4 */ + at91_set_a_periph(AT91_PIO_PORTD, 6, 0); /* MCI0 DA5 */ + at91_set_a_periph(AT91_PIO_PORTD, 7, 0); /* MCI0 DA6 */ + at91_set_a_periph(AT91_PIO_PORTD, 8, 0); /* MCI0 DA7 */ +#endif + at91_set_a_periph(AT91_PIO_PORTD, 9, 0); /* MCI0 CLK */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_MCI0); +} +#endif + +#ifdef CONFIG_MACB +void at91_macb_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* ETXCK_EREFCK */ + at91_set_a_periph(AT91_PIO_PORTC, 5, 0); /* ERXDV */ + at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* ERX0 */ + at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* ERX1 */ + at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* ERXER */ + at91_set_a_periph(AT91_PIO_PORTC, 4, 0); /* ETXEN */ + at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* ETX0 */ + at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* ETX1 */ + at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* EMDIO */ + at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* EMDC */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_EMAC); +} +#endif + +#ifdef CONFIG_LCD +void at91_lcd_hw_init(void) +{ + at91_set_a_periph(AT91_PIO_PORTA, 24, 0); /* LCDPWM */ + at91_set_a_periph(AT91_PIO_PORTA, 25, 0); /* LCDDISP */ + at91_set_a_periph(AT91_PIO_PORTA, 26, 0); /* LCDVSYNC */ + at91_set_a_periph(AT91_PIO_PORTA, 27, 0); /* LCDHSYNC */ + at91_set_a_periph(AT91_PIO_PORTA, 28, 0); /* LCDDOTCK */ + at91_set_a_periph(AT91_PIO_PORTA, 29, 0); /* LCDDEN */ + + /* The lower 16-bit of LCD only available on Port A */ + at91_set_a_periph(AT91_PIO_PORTA, 0, 0); /* LCDD0 */ + at91_set_a_periph(AT91_PIO_PORTA, 1, 0); /* LCDD1 */ + at91_set_a_periph(AT91_PIO_PORTA, 2, 0); /* LCDD2 */ + at91_set_a_periph(AT91_PIO_PORTA, 3, 0); /* LCDD3 */ + at91_set_a_periph(AT91_PIO_PORTA, 4, 0); /* LCDD4 */ + at91_set_a_periph(AT91_PIO_PORTA, 5, 0); /* LCDD5 */ + at91_set_a_periph(AT91_PIO_PORTA, 6, 0); /* LCDD6 */ + at91_set_a_periph(AT91_PIO_PORTA, 7, 0); /* LCDD7 */ + at91_set_a_periph(AT91_PIO_PORTA, 8, 0); /* LCDD8 */ + at91_set_a_periph(AT91_PIO_PORTA, 9, 0); /* LCDD9 */ + at91_set_a_periph(AT91_PIO_PORTA, 10, 0); /* LCDD10 */ + at91_set_a_periph(AT91_PIO_PORTA, 11, 0); /* LCDD11 */ + at91_set_a_periph(AT91_PIO_PORTA, 12, 0); /* LCDD12 */ + at91_set_a_periph(AT91_PIO_PORTA, 13, 0); /* LCDD13 */ + at91_set_a_periph(AT91_PIO_PORTA, 14, 0); /* LCDD14 */ + at91_set_a_periph(AT91_PIO_PORTA, 15, 0); /* LCDD15 */ + + /* Enable clock */ + at91_periph_clk_enable(ATMEL_ID_LCDC); +} +#endif diff --git a/arch/arm/cpu/armv7/at91/timer.c b/arch/arm/cpu/armv7/at91/timer.c new file mode 100644 index 0000000000..b3a450fb31 --- /dev/null +++ b/arch/arm/cpu/armv7/at91/timer.c @@ -0,0 +1,139 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian@popies.net> + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2013 + * Bo Shen <voice.shen@atmel.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/hardware.h> +#include <asm/arch/at91_pit.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/clk.h> +#include <div64.h> + +#if !defined(CONFIG_AT91FAMILY) +# error You need to define CONFIG_AT91FAMILY in your board config! +#endif + +DECLARE_GLOBAL_DATA_PTR; + +/* + * We're using the SAMA5D3x PITC in 32 bit mode, by + * setting the 20 bit counter period to its maximum (0xfffff). + * (See the relevant data sheets to understand that this really works) + * + * We do also mimic the typical powerpc way of incrementing + * two 32 bit registers called tbl and tbu. + * + * Those registers increment at 1/16 the main clock rate. + */ + +#define TIMER_LOAD_VAL 0xfffff + +static inline unsigned long long tick_to_time(unsigned long long tick) +{ + tick *= CONFIG_SYS_HZ; + do_div(tick, gd->arch.timer_rate_hz); + + return tick; +} + +static inline unsigned long long usec_to_tick(unsigned long long usec) +{ + usec *= gd->arch.timer_rate_hz; + do_div(usec, 1000000); + + return usec; +} + +/* + * Use the PITC in full 32 bit incrementing mode + */ +int timer_init(void) +{ + at91_pit_t *pit = (at91_pit_t *)ATMEL_BASE_PIT; + + /* Enable PITC Clock */ + at91_periph_clk_enable(ATMEL_ID_SYS); + + /* Enable PITC */ + writel(TIMER_LOAD_VAL | AT91_PIT_MR_EN , &pit->mr); + + gd->arch.timer_rate_hz = gd->arch.mck_rate_hz / 16; + gd->arch.tbu = 0; + gd->arch.tbl = 0; + + return 0; +} + +/* + * Get the current 64 bit timer tick count + */ +unsigned long long get_ticks(void) +{ + at91_pit_t *pit = (at91_pit_t *)ATMEL_BASE_PIT; + + ulong now = readl(&pit->piir); + + /* increment tbu if tbl has rolled over */ + if (now < gd->arch.tbl) + gd->arch.tbu++; + gd->arch.tbl = now; + return (((unsigned long long)gd->arch.tbu) << 32) | gd->arch.tbl; +} + +void __udelay(unsigned long usec) +{ + unsigned long long start; + ulong tmo; + + start = get_ticks(); /* get current timestamp */ + tmo = usec_to_tick(usec); /* convert usecs to ticks */ + while ((get_ticks() - start) < tmo) + ; /* loop till time has passed */ +} + +/* + * get_timer(base) can be used to check for timeouts or + * to measure elasped time relative to an event: + * + * ulong start_time = get_timer(0) sets start_time to the current + * time value. + * get_timer(start_time) returns the time elapsed since then. + * + * The time is used in CONFIG_SYS_HZ units! + */ +ulong get_timer(ulong base) +{ + return tick_to_time(get_ticks()) - base; +} + +/* + * Return the number of timer ticks per second. + */ +ulong get_tbclk(void) +{ + return gd->arch.timer_rate_hz; +} diff --git a/arch/arm/cpu/armv7/exynos/Makefile b/arch/arm/cpu/armv7/exynos/Makefile index 9119961d95..4661155599 100644 --- a/arch/arm/cpu/armv7/exynos/Makefile +++ b/arch/arm/cpu/armv7/exynos/Makefile @@ -22,10 +22,19 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).o -COBJS += clock.o power.o soc.o system.o pinmux.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS)) +COBJS-y += clock.o power.o soc.o system.o pinmux.o tzpc.o + +ifdef CONFIG_SPL_BUILD +COBJS-$(CONFIG_EXYNOS5) += clock_init_exynos5.o +COBJS-$(CONFIG_EXYNOS5) += dmc_common.o dmc_init_ddr3.o +COBJS-$(CONFIG_EXYNOS4210)+= dmc_init_exynos4.o clock_init_exynos4.o +COBJS-y += spl_boot.o +COBJS-y += lowlevel_init.o +endif + +COBJS := $(COBJS-y) +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) all: $(obj).depend $(LIB) diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c index 223660aab6..9f07181988 100644 --- a/arch/arm/cpu/armv7/exynos/clock.c +++ b/arch/arm/cpu/armv7/exynos/clock.c @@ -27,6 +27,10 @@ #include <asm/arch/clk.h> #include <asm/arch/periph.h> +#define PLL_DIV_1024 1024 +#define PLL_DIV_65535 65535 +#define PLL_DIV_65536 65536 + /* * * This structure is to store the src bit, div bit and prediv bit * positions of the peripheral clocks of the src and div registers @@ -85,6 +89,7 @@ static struct set_epll_con_val exynos5_epll_div[] = { static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k) { unsigned long m, p, s = 0, mask, fout; + unsigned int div; unsigned int freq; /* * APLL_CON: MIDV [25:16] @@ -110,16 +115,42 @@ static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k) if (pllreg == EPLL) { k = k & 0xffff; /* FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV) */ - fout = (m + k / 65536) * (freq / (p * (1 << s))); + fout = (m + k / PLL_DIV_65536) * (freq / (p * (1 << s))); } else if (pllreg == VPLL) { k = k & 0xfff; - /* FOUT = (MDIV + K / 1024) * FIN / (PDIV * 2^SDIV) */ - fout = (m + k / 1024) * (freq / (p * (1 << s))); + + /* + * Exynos4210 + * FOUT = (MDIV + K / 1024) * FIN / (PDIV * 2^SDIV) + * + * Exynos4412 + * FOUT = (MDIV + K / 65535) * FIN / (PDIV * 2^SDIV) + * + * Exynos5250 + * FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV) + */ + if (proid_is_exynos4210()) + div = PLL_DIV_1024; + else if (proid_is_exynos4412()) + div = PLL_DIV_65535; + else if (proid_is_exynos5250()) + div = PLL_DIV_65536; + else + return 0; + + fout = (m + k / div) * (freq / (p * (1 << s))); } else { - if (s < 1) - s = 1; - /* FOUT = MDIV * FIN / (PDIV * 2^(SDIV - 1)) */ - fout = m * (freq / (p * (1 << (s - 1)))); + /* + * Exynos4210 + * FOUT = MDIV * FIN / (PDIV * 2^SDIV) + * + * Exynos4412 / Exynos5250 + * FOUT = MDIV * FIN / (PDIV * 2^(SDIV-1)) + */ + if (proid_is_exynos4210()) + fout = m * (freq / (p * (1 << s))); + else + fout = m * (freq / (p * (1 << (s - 1)))); } return fout; @@ -613,7 +644,7 @@ static unsigned long exynos4_get_mmc_clk(int dev_index) (struct exynos4_clock *)samsung_get_base_clock(); unsigned long uclk, sclk; unsigned int sel, ratio, pre_ratio; - int shift; + int shift = 0; sel = readl(&clk->src_fsys); sel = (sel >> (dev_index << 2)) & 0xf; @@ -662,7 +693,7 @@ static unsigned long exynos5_get_mmc_clk(int dev_index) (struct exynos5_clock *)samsung_get_base_clock(); unsigned long uclk, sclk; unsigned int sel, ratio, pre_ratio; - int shift; + int shift = 0; sel = readl(&clk->src_fsys); sel = (sel >> (dev_index << 2)) & 0xf; diff --git a/arch/arm/cpu/armv7/exynos/clock_init.h b/arch/arm/cpu/armv7/exynos/clock_init.h new file mode 100644 index 0000000000..20a1d47e06 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/clock_init.h @@ -0,0 +1,154 @@ +/* + * Clock initialization routines + * + * Copyright (c) 2011 The Chromium OS Authors. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __EXYNOS_CLOCK_INIT_H +#define __EXYNOS_CLOCK_INIT_H + +enum { + MEM_TIMINGS_MSR_COUNT = 4, +}; + +/* These are the ratio's for configuring ARM clock */ +struct arm_clk_ratios { + unsigned arm_freq_mhz; /* Frequency of ARM core in MHz */ + + unsigned apll_mdiv; + unsigned apll_pdiv; + unsigned apll_sdiv; + + unsigned arm2_ratio; + unsigned apll_ratio; + unsigned pclk_dbg_ratio; + unsigned atb_ratio; + unsigned periph_ratio; + unsigned acp_ratio; + unsigned cpud_ratio; + unsigned arm_ratio; +}; + +/* These are the memory timings for a particular memory type and speed */ +struct mem_timings { + enum mem_manuf mem_manuf; /* Memory manufacturer */ + enum ddr_mode mem_type; /* Memory type */ + unsigned frequency_mhz; /* Frequency of memory in MHz */ + + /* Here follow the timing parameters for the selected memory */ + unsigned apll_mdiv; + unsigned apll_pdiv; + unsigned apll_sdiv; + unsigned mpll_mdiv; + unsigned mpll_pdiv; + unsigned mpll_sdiv; + unsigned cpll_mdiv; + unsigned cpll_pdiv; + unsigned cpll_sdiv; + unsigned gpll_mdiv; + unsigned gpll_pdiv; + unsigned gpll_sdiv; + unsigned epll_mdiv; + unsigned epll_pdiv; + unsigned epll_sdiv; + unsigned vpll_mdiv; + unsigned vpll_pdiv; + unsigned vpll_sdiv; + unsigned bpll_mdiv; + unsigned bpll_pdiv; + unsigned bpll_sdiv; + unsigned pclk_cdrex_ratio; + unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT]; + + unsigned timing_ref; + unsigned timing_row; + unsigned timing_data; + unsigned timing_power; + + /* DQS, DQ, DEBUG offsets */ + unsigned phy0_dqs; + unsigned phy1_dqs; + unsigned phy0_dq; + unsigned phy1_dq; + unsigned phy0_tFS; + unsigned phy1_tFS; + unsigned phy0_pulld_dqs; + unsigned phy1_pulld_dqs; + + unsigned lpddr3_ctrl_phy_reset; + unsigned ctrl_start_point; + unsigned ctrl_inc; + unsigned ctrl_start; + unsigned ctrl_dll_on; + unsigned ctrl_ref; + + unsigned ctrl_force; + unsigned ctrl_rdlat; + unsigned ctrl_bstlen; + + unsigned fp_resync; + unsigned iv_size; + unsigned dfi_init_start; + unsigned aref_en; + + unsigned rd_fetch; + + unsigned zq_mode_dds; + unsigned zq_mode_term; + unsigned zq_mode_noterm; /* 1 to allow termination disable */ + + unsigned memcontrol; + unsigned memconfig; + + unsigned membaseconfig0; + unsigned membaseconfig1; + unsigned prechconfig_tp_cnt; + unsigned dpwrdn_cyc; + unsigned dsref_cyc; + unsigned concontrol; + /* Channel and Chip Selection */ + uint8_t dmc_channels; /* number of memory channels */ + uint8_t chips_per_channel; /* number of chips per channel */ + uint8_t chips_to_configure; /* number of chips to configure */ + uint8_t send_zq_init; /* 1 to send this command */ + unsigned impedance; /* drive strength impedeance */ + uint8_t gate_leveling_enable; /* check gate leveling is enabled */ +}; + +/** + * Get the correct memory timings for our selected memory type and speed. + * + * This function can be called from SPL or the main U-Boot. + * + * @return pointer to the memory timings that we should use + */ +struct mem_timings *clock_get_mem_timings(void); + +/* + * Initialize clock for the device + */ +void system_clock_init(void); + +/* + * Set clock divisor value for booting from EMMC. + */ +void emmc_boot_clk_div_set(void); +#endif diff --git a/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c b/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c new file mode 100644 index 0000000000..31610909f8 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c @@ -0,0 +1,95 @@ +/* + * Clock Initialization for board based on EXYNOS4210 + * + * Copyright (C) 2013 Samsung Electronics + * Rajeshwari Shinde <rajeshwari.s@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <config.h> +#include <version.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/clk.h> +#include <asm/arch/clock.h> +#include "common_setup.h" +#include "exynos4_setup.h" + +/* + * system_clock_init: Initialize core clock and bus clock. + * void system_clock_init(void) + */ +void system_clock_init(void) +{ + struct exynos4_clock *clk = + (struct exynos4_clock *)samsung_get_base_clock(); + + writel(CLK_SRC_CPU_VAL, &clk->src_cpu); + + sdelay(0x10000); + + writel(CLK_SRC_TOP0_VAL, &clk->src_top0); + writel(CLK_SRC_TOP1_VAL, &clk->src_top1); + writel(CLK_SRC_DMC_VAL, &clk->src_dmc); + writel(CLK_SRC_LEFTBUS_VAL, &clk->src_leftbus); + writel(CLK_SRC_RIGHTBUS_VAL, &clk->src_rightbus); + writel(CLK_SRC_FSYS_VAL, &clk->src_fsys); + writel(CLK_SRC_PERIL0_VAL, &clk->src_peril0); + writel(CLK_SRC_CAM_VAL, &clk->src_cam); + writel(CLK_SRC_MFC_VAL, &clk->src_mfc); + writel(CLK_SRC_G3D_VAL, &clk->src_g3d); + writel(CLK_SRC_LCD0_VAL, &clk->src_lcd0); + + sdelay(0x10000); + + writel(CLK_DIV_CPU0_VAL, &clk->div_cpu0); + writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1); + writel(CLK_DIV_DMC0_VAL, &clk->div_dmc0); + writel(CLK_DIV_DMC1_VAL, &clk->div_dmc1); + writel(CLK_DIV_LEFTBUS_VAL, &clk->div_leftbus); + writel(CLK_DIV_RIGHTBUS_VAL, &clk->div_rightbus); + writel(CLK_DIV_TOP_VAL, &clk->div_top); + writel(CLK_DIV_FSYS1_VAL, &clk->div_fsys1); + writel(CLK_DIV_FSYS2_VAL, &clk->div_fsys2); + writel(CLK_DIV_FSYS3_VAL, &clk->div_fsys3); + writel(CLK_DIV_PERIL0_VAL, &clk->div_peril0); + writel(CLK_DIV_CAM_VAL, &clk->div_cam); + writel(CLK_DIV_MFC_VAL, &clk->div_mfc); + writel(CLK_DIV_G3D_VAL, &clk->div_g3d); + writel(CLK_DIV_LCD0_VAL, &clk->div_lcd0); + + /* Set PLL locktime */ + writel(PLL_LOCKTIME, &clk->apll_lock); + writel(PLL_LOCKTIME, &clk->mpll_lock); + writel(PLL_LOCKTIME, &clk->epll_lock); + writel(PLL_LOCKTIME, &clk->vpll_lock); + + writel(APLL_CON1_VAL, &clk->apll_con1); + writel(APLL_CON0_VAL, &clk->apll_con0); + writel(MPLL_CON1_VAL, &clk->mpll_con1); + writel(MPLL_CON0_VAL, &clk->mpll_con0); + writel(EPLL_CON1_VAL, &clk->epll_con1); + writel(EPLL_CON0_VAL, &clk->epll_con0); + writel(VPLL_CON1_VAL, &clk->vpll_con1); + writel(VPLL_CON0_VAL, &clk->vpll_con0); + + sdelay(0x30000); +} diff --git a/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c new file mode 100644 index 0000000000..0f9c57235d --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c @@ -0,0 +1,684 @@ +/* + * Clock setup for SMDK5250 board based on EXYNOS5 + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <config.h> +#include <asm/io.h> +#include <asm/arch/clk.h> +#include <asm/arch/clock.h> +#include <asm/arch/spl.h> +#include <asm/arch/dwmmc.h> + +#include "clock_init.h" +#include "common_setup.h" +#include "exynos5_setup.h" + +#define FSYS1_MMC0_DIV_MASK 0xff0f +#define FSYS1_MMC0_DIV_VAL 0x0701 + +DECLARE_GLOBAL_DATA_PTR; + +struct arm_clk_ratios arm_clk_ratios[] = { + { + .arm_freq_mhz = 600, + + .apll_mdiv = 0xc8, + .apll_pdiv = 0x4, + .apll_sdiv = 0x1, + + .arm2_ratio = 0x0, + .apll_ratio = 0x1, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x2, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x1, + .arm_ratio = 0x0, + }, { + .arm_freq_mhz = 800, + + .apll_mdiv = 0x64, + .apll_pdiv = 0x3, + .apll_sdiv = 0x0, + + .arm2_ratio = 0x0, + .apll_ratio = 0x1, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x3, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x2, + .arm_ratio = 0x0, + }, { + .arm_freq_mhz = 1000, + + .apll_mdiv = 0x7d, + .apll_pdiv = 0x3, + .apll_sdiv = 0x0, + + .arm2_ratio = 0x0, + .apll_ratio = 0x1, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x4, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x2, + .arm_ratio = 0x0, + }, { + .arm_freq_mhz = 1200, + + .apll_mdiv = 0x96, + .apll_pdiv = 0x3, + .apll_sdiv = 0x0, + + .arm2_ratio = 0x0, + .apll_ratio = 0x3, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x5, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x3, + .arm_ratio = 0x0, + }, { + .arm_freq_mhz = 1400, + + .apll_mdiv = 0xaf, + .apll_pdiv = 0x3, + .apll_sdiv = 0x0, + + .arm2_ratio = 0x0, + .apll_ratio = 0x3, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x6, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x3, + .arm_ratio = 0x0, + }, { + .arm_freq_mhz = 1700, + + .apll_mdiv = 0x1a9, + .apll_pdiv = 0x6, + .apll_sdiv = 0x0, + + .arm2_ratio = 0x0, + .apll_ratio = 0x3, + .pclk_dbg_ratio = 0x1, + .atb_ratio = 0x6, + .periph_ratio = 0x7, + .acp_ratio = 0x7, + .cpud_ratio = 0x3, + .arm_ratio = 0x0, + } +}; +struct mem_timings mem_timings[] = { + { + .mem_manuf = MEM_MANUF_ELPIDA, + .mem_type = DDR_MODE_DDR3, + .frequency_mhz = 800, + .mpll_mdiv = 0xc8, + .mpll_pdiv = 0x3, + .mpll_sdiv = 0x0, + .cpll_mdiv = 0xde, + .cpll_pdiv = 0x4, + .cpll_sdiv = 0x2, + .gpll_mdiv = 0x215, + .gpll_pdiv = 0xc, + .gpll_sdiv = 0x1, + .epll_mdiv = 0x60, + .epll_pdiv = 0x3, + .epll_sdiv = 0x3, + .vpll_mdiv = 0x96, + .vpll_pdiv = 0x3, + .vpll_sdiv = 0x2, + + .bpll_mdiv = 0x64, + .bpll_pdiv = 0x3, + .bpll_sdiv = 0x0, + .pclk_cdrex_ratio = 0x5, + .direct_cmd_msr = { + 0x00020018, 0x00030000, 0x00010042, 0x00000d70 + }, + .timing_ref = 0x000000bb, + .timing_row = 0x8c36650e, + .timing_data = 0x3630580b, + .timing_power = 0x41000a44, + .phy0_dqs = 0x08080808, + .phy1_dqs = 0x08080808, + .phy0_dq = 0x08080808, + .phy1_dq = 0x08080808, + .phy0_tFS = 0x4, + .phy1_tFS = 0x4, + .phy0_pulld_dqs = 0xf, + .phy1_pulld_dqs = 0xf, + + .lpddr3_ctrl_phy_reset = 0x1, + .ctrl_start_point = 0x10, + .ctrl_inc = 0x10, + .ctrl_start = 0x1, + .ctrl_dll_on = 0x1, + .ctrl_ref = 0x8, + + .ctrl_force = 0x1a, + .ctrl_rdlat = 0x0b, + .ctrl_bstlen = 0x08, + + .fp_resync = 0x8, + .iv_size = 0x7, + .dfi_init_start = 1, + .aref_en = 1, + + .rd_fetch = 0x3, + + .zq_mode_dds = 0x7, + .zq_mode_term = 0x1, + .zq_mode_noterm = 0, + + /* + * Dynamic Clock: Always Running + * Memory Burst length: 8 + * Number of chips: 1 + * Memory Bus width: 32 bit + * Memory Type: DDR3 + * Additional Latancy for PLL: 0 Cycle + */ + .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE | + DMC_MEMCONTROL_DPWRDN_DISABLE | + DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE | + DMC_MEMCONTROL_TP_DISABLE | + DMC_MEMCONTROL_DSREF_ENABLE | + DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) | + DMC_MEMCONTROL_MEM_TYPE_DDR3 | + DMC_MEMCONTROL_MEM_WIDTH_32BIT | + DMC_MEMCONTROL_NUM_CHIP_1 | + DMC_MEMCONTROL_BL_8 | + DMC_MEMCONTROL_PZQ_DISABLE | + DMC_MEMCONTROL_MRR_BYTE_7_0, + .memconfig = DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED | + DMC_MEMCONFIGX_CHIP_COL_10 | + DMC_MEMCONFIGX_CHIP_ROW_15 | + DMC_MEMCONFIGX_CHIP_BANK_8, + .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40), + .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80), + .prechconfig_tp_cnt = 0xff, + .dpwrdn_cyc = 0xff, + .dsref_cyc = 0xffff, + .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE | + DMC_CONCONTROL_TIMEOUT_LEVEL0 | + DMC_CONCONTROL_RD_FETCH_DISABLE | + DMC_CONCONTROL_EMPTY_DISABLE | + DMC_CONCONTROL_AREF_EN_DISABLE | + DMC_CONCONTROL_IO_PD_CON_DISABLE, + .dmc_channels = 2, + .chips_per_channel = 2, + .chips_to_configure = 1, + .send_zq_init = 1, + .impedance = IMP_OUTPUT_DRV_30_OHM, + .gate_leveling_enable = 0, + }, { + .mem_manuf = MEM_MANUF_SAMSUNG, + .mem_type = DDR_MODE_DDR3, + .frequency_mhz = 800, + .mpll_mdiv = 0xc8, + .mpll_pdiv = 0x3, + .mpll_sdiv = 0x0, + .cpll_mdiv = 0xde, + .cpll_pdiv = 0x4, + .cpll_sdiv = 0x2, + .gpll_mdiv = 0x215, + .gpll_pdiv = 0xc, + .gpll_sdiv = 0x1, + .epll_mdiv = 0x60, + .epll_pdiv = 0x3, + .epll_sdiv = 0x3, + .vpll_mdiv = 0x96, + .vpll_pdiv = 0x3, + .vpll_sdiv = 0x2, + + .bpll_mdiv = 0x64, + .bpll_pdiv = 0x3, + .bpll_sdiv = 0x0, + .pclk_cdrex_ratio = 0x5, + .direct_cmd_msr = { + 0x00020018, 0x00030000, 0x00010000, 0x00000d70 + }, + .timing_ref = 0x000000bb, + .timing_row = 0x8c36650e, + .timing_data = 0x3630580b, + .timing_power = 0x41000a44, + .phy0_dqs = 0x08080808, + .phy1_dqs = 0x08080808, + .phy0_dq = 0x08080808, + .phy1_dq = 0x08080808, + .phy0_tFS = 0x8, + .phy1_tFS = 0x8, + .phy0_pulld_dqs = 0xf, + .phy1_pulld_dqs = 0xf, + + .lpddr3_ctrl_phy_reset = 0x1, + .ctrl_start_point = 0x10, + .ctrl_inc = 0x10, + .ctrl_start = 0x1, + .ctrl_dll_on = 0x1, + .ctrl_ref = 0x8, + + .ctrl_force = 0x1a, + .ctrl_rdlat = 0x0b, + .ctrl_bstlen = 0x08, + + .fp_resync = 0x8, + .iv_size = 0x7, + .dfi_init_start = 1, + .aref_en = 1, + + .rd_fetch = 0x3, + + .zq_mode_dds = 0x5, + .zq_mode_term = 0x1, + .zq_mode_noterm = 1, + + /* + * Dynamic Clock: Always Running + * Memory Burst length: 8 + * Number of chips: 1 + * Memory Bus width: 32 bit + * Memory Type: DDR3 + * Additional Latancy for PLL: 0 Cycle + */ + .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE | + DMC_MEMCONTROL_DPWRDN_DISABLE | + DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE | + DMC_MEMCONTROL_TP_DISABLE | + DMC_MEMCONTROL_DSREF_ENABLE | + DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) | + DMC_MEMCONTROL_MEM_TYPE_DDR3 | + DMC_MEMCONTROL_MEM_WIDTH_32BIT | + DMC_MEMCONTROL_NUM_CHIP_1 | + DMC_MEMCONTROL_BL_8 | + DMC_MEMCONTROL_PZQ_DISABLE | + DMC_MEMCONTROL_MRR_BYTE_7_0, + .memconfig = DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED | + DMC_MEMCONFIGX_CHIP_COL_10 | + DMC_MEMCONFIGX_CHIP_ROW_15 | + DMC_MEMCONFIGX_CHIP_BANK_8, + .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40), + .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80), + .prechconfig_tp_cnt = 0xff, + .dpwrdn_cyc = 0xff, + .dsref_cyc = 0xffff, + .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE | + DMC_CONCONTROL_TIMEOUT_LEVEL0 | + DMC_CONCONTROL_RD_FETCH_DISABLE | + DMC_CONCONTROL_EMPTY_DISABLE | + DMC_CONCONTROL_AREF_EN_DISABLE | + DMC_CONCONTROL_IO_PD_CON_DISABLE, + .dmc_channels = 2, + .chips_per_channel = 2, + .chips_to_configure = 1, + .send_zq_init = 1, + .impedance = IMP_OUTPUT_DRV_40_OHM, + .gate_leveling_enable = 1, + } +}; + +/** + * Get the required memory type and speed (SPL version). + * + * In SPL we have no device tree, so we use the machine parameters + * + * @param mem_type Returns memory type + * @param frequency_mhz Returns memory speed in MHz + * @param arm_freq Returns ARM clock speed in MHz + * @param mem_manuf Return Memory Manufacturer name + */ +static void clock_get_mem_selection(enum ddr_mode *mem_type, + unsigned *frequency_mhz, unsigned *arm_freq, + enum mem_manuf *mem_manuf) +{ + struct spl_machine_param *params; + + params = spl_get_machine_params(); + *mem_type = params->mem_type; + *frequency_mhz = params->frequency_mhz; + *arm_freq = params->arm_freq_mhz; + *mem_manuf = params->mem_manuf; +} + +/* Get the ratios for setting ARM clock */ +struct arm_clk_ratios *get_arm_ratios(void) +{ + struct arm_clk_ratios *arm_ratio; + enum ddr_mode mem_type; + enum mem_manuf mem_manuf; + unsigned frequency_mhz, arm_freq; + int i; + + clock_get_mem_selection(&mem_type, &frequency_mhz, + &arm_freq, &mem_manuf); + + for (i = 0, arm_ratio = arm_clk_ratios; i < ARRAY_SIZE(arm_clk_ratios); + i++, arm_ratio++) { + if (arm_ratio->arm_freq_mhz == arm_freq) + return arm_ratio; + } + + /* will hang if failed to find clock ratio */ + while (1) + ; + + return NULL; +} + +struct mem_timings *clock_get_mem_timings(void) +{ + struct mem_timings *mem; + enum ddr_mode mem_type; + enum mem_manuf mem_manuf; + unsigned frequency_mhz, arm_freq; + int i; + + clock_get_mem_selection(&mem_type, &frequency_mhz, + &arm_freq, &mem_manuf); + for (i = 0, mem = mem_timings; i < ARRAY_SIZE(mem_timings); + i++, mem++) { + if (mem->mem_type == mem_type && + mem->frequency_mhz == frequency_mhz && + mem->mem_manuf == mem_manuf) + return mem; + } + + /* will hang if failed to find memory timings */ + while (1) + ; + + return NULL; +} + +void system_clock_init() +{ + struct exynos5_clock *clk = + (struct exynos5_clock *)samsung_get_base_clock(); + struct mem_timings *mem; + struct arm_clk_ratios *arm_clk_ratio; + u32 val, tmp; + + mem = clock_get_mem_timings(); + arm_clk_ratio = get_arm_ratios(); + + clrbits_le32(&clk->src_cpu, MUX_APLL_SEL_MASK); + do { + val = readl(&clk->mux_stat_cpu); + } while ((val | MUX_APLL_SEL_MASK) != val); + + clrbits_le32(&clk->src_core1, MUX_MPLL_SEL_MASK); + do { + val = readl(&clk->mux_stat_core1); + } while ((val | MUX_MPLL_SEL_MASK) != val); + + clrbits_le32(&clk->src_top2, MUX_CPLL_SEL_MASK); + clrbits_le32(&clk->src_top2, MUX_EPLL_SEL_MASK); + clrbits_le32(&clk->src_top2, MUX_VPLL_SEL_MASK); + clrbits_le32(&clk->src_top2, MUX_GPLL_SEL_MASK); + tmp = MUX_CPLL_SEL_MASK | MUX_EPLL_SEL_MASK | MUX_VPLL_SEL_MASK + | MUX_GPLL_SEL_MASK; + do { + val = readl(&clk->mux_stat_top2); + } while ((val | tmp) != val); + + clrbits_le32(&clk->src_cdrex, MUX_BPLL_SEL_MASK); + do { + val = readl(&clk->mux_stat_cdrex); + } while ((val | MUX_BPLL_SEL_MASK) != val); + + /* PLL locktime */ + writel(APLL_LOCK_VAL, &clk->apll_lock); + + writel(MPLL_LOCK_VAL, &clk->mpll_lock); + + writel(BPLL_LOCK_VAL, &clk->bpll_lock); + + writel(CPLL_LOCK_VAL, &clk->cpll_lock); + + writel(GPLL_LOCK_VAL, &clk->gpll_lock); + + writel(EPLL_LOCK_VAL, &clk->epll_lock); + + writel(VPLL_LOCK_VAL, &clk->vpll_lock); + + writel(CLK_REG_DISABLE, &clk->pll_div2_sel); + + writel(MUX_HPM_SEL_MASK, &clk->src_cpu); + do { + val = readl(&clk->mux_stat_cpu); + } while ((val | HPM_SEL_SCLK_MPLL) != val); + + val = arm_clk_ratio->arm2_ratio << 28 + | arm_clk_ratio->apll_ratio << 24 + | arm_clk_ratio->pclk_dbg_ratio << 20 + | arm_clk_ratio->atb_ratio << 16 + | arm_clk_ratio->periph_ratio << 12 + | arm_clk_ratio->acp_ratio << 8 + | arm_clk_ratio->cpud_ratio << 4 + | arm_clk_ratio->arm_ratio; + writel(val, &clk->div_cpu0); + do { + val = readl(&clk->div_stat_cpu0); + } while (0 != val); + + writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1); + do { + val = readl(&clk->div_stat_cpu1); + } while (0 != val); + + /* Set APLL */ + writel(APLL_CON1_VAL, &clk->apll_con1); + val = set_pll(arm_clk_ratio->apll_mdiv, arm_clk_ratio->apll_pdiv, + arm_clk_ratio->apll_sdiv); + writel(val, &clk->apll_con0); + while ((readl(&clk->apll_con0) & APLL_CON0_LOCKED) == 0) + ; + + /* Set MPLL */ + writel(MPLL_CON1_VAL, &clk->mpll_con1); + val = set_pll(mem->mpll_mdiv, mem->mpll_pdiv, mem->mpll_sdiv); + writel(val, &clk->mpll_con0); + while ((readl(&clk->mpll_con0) & MPLL_CON0_LOCKED) == 0) + ; + + /* Set BPLL */ + writel(BPLL_CON1_VAL, &clk->bpll_con1); + val = set_pll(mem->bpll_mdiv, mem->bpll_pdiv, mem->bpll_sdiv); + writel(val, &clk->bpll_con0); + while ((readl(&clk->bpll_con0) & BPLL_CON0_LOCKED) == 0) + ; + + /* Set CPLL */ + writel(CPLL_CON1_VAL, &clk->cpll_con1); + val = set_pll(mem->cpll_mdiv, mem->cpll_pdiv, mem->cpll_sdiv); + writel(val, &clk->cpll_con0); + while ((readl(&clk->cpll_con0) & CPLL_CON0_LOCKED) == 0) + ; + + /* Set GPLL */ + writel(GPLL_CON1_VAL, &clk->gpll_con1); + val = set_pll(mem->gpll_mdiv, mem->gpll_pdiv, mem->gpll_sdiv); + writel(val, &clk->gpll_con0); + while ((readl(&clk->gpll_con0) & GPLL_CON0_LOCKED) == 0) + ; + + /* Set EPLL */ + writel(EPLL_CON2_VAL, &clk->epll_con2); + writel(EPLL_CON1_VAL, &clk->epll_con1); + val = set_pll(mem->epll_mdiv, mem->epll_pdiv, mem->epll_sdiv); + writel(val, &clk->epll_con0); + while ((readl(&clk->epll_con0) & EPLL_CON0_LOCKED) == 0) + ; + + /* Set VPLL */ + writel(VPLL_CON2_VAL, &clk->vpll_con2); + writel(VPLL_CON1_VAL, &clk->vpll_con1); + val = set_pll(mem->vpll_mdiv, mem->vpll_pdiv, mem->vpll_sdiv); + writel(val, &clk->vpll_con0); + while ((readl(&clk->vpll_con0) & VPLL_CON0_LOCKED) == 0) + ; + + writel(CLK_SRC_CORE0_VAL, &clk->src_core0); + writel(CLK_DIV_CORE0_VAL, &clk->div_core0); + while (readl(&clk->div_stat_core0) != 0) + ; + + writel(CLK_DIV_CORE1_VAL, &clk->div_core1); + while (readl(&clk->div_stat_core1) != 0) + ; + + writel(CLK_DIV_SYSRGT_VAL, &clk->div_sysrgt); + while (readl(&clk->div_stat_sysrgt) != 0) + ; + + writel(CLK_DIV_ACP_VAL, &clk->div_acp); + while (readl(&clk->div_stat_acp) != 0) + ; + + writel(CLK_DIV_SYSLFT_VAL, &clk->div_syslft); + while (readl(&clk->div_stat_syslft) != 0) + ; + + writel(CLK_SRC_TOP0_VAL, &clk->src_top0); + writel(CLK_SRC_TOP1_VAL, &clk->src_top1); + writel(TOP2_VAL, &clk->src_top2); + writel(CLK_SRC_TOP3_VAL, &clk->src_top3); + + writel(CLK_DIV_TOP0_VAL, &clk->div_top0); + while (readl(&clk->div_stat_top0)) + ; + + writel(CLK_DIV_TOP1_VAL, &clk->div_top1); + while (readl(&clk->div_stat_top1)) + ; + + writel(CLK_SRC_LEX_VAL, &clk->src_lex); + while (1) { + val = readl(&clk->mux_stat_lex); + if (val == (val | 1)) + break; + } + + writel(CLK_DIV_LEX_VAL, &clk->div_lex); + while (readl(&clk->div_stat_lex)) + ; + + writel(CLK_DIV_R0X_VAL, &clk->div_r0x); + while (readl(&clk->div_stat_r0x)) + ; + + writel(CLK_DIV_R0X_VAL, &clk->div_r0x); + while (readl(&clk->div_stat_r0x)) + ; + + writel(CLK_DIV_R1X_VAL, &clk->div_r1x); + while (readl(&clk->div_stat_r1x)) + ; + + writel(CLK_REG_DISABLE, &clk->src_cdrex); + + writel(CLK_DIV_CDREX_VAL, &clk->div_cdrex); + while (readl(&clk->div_stat_cdrex)) + ; + + val = readl(&clk->src_cpu); + val |= CLK_SRC_CPU_VAL; + writel(val, &clk->src_cpu); + + val = readl(&clk->src_top2); + val |= CLK_SRC_TOP2_VAL; + writel(val, &clk->src_top2); + + val = readl(&clk->src_core1); + val |= CLK_SRC_CORE1_VAL; + writel(val, &clk->src_core1); + + writel(CLK_SRC_FSYS0_VAL, &clk->src_fsys); + writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0); + while (readl(&clk->div_stat_fsys0)) + ; + + writel(CLK_REG_DISABLE, &clk->clkout_cmu_cpu); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_core); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_acp); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_top); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_lex); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_r0x); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_r1x); + writel(CLK_REG_DISABLE, &clk->clkout_cmu_cdrex); + + writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0); + writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0); + + writel(CLK_SRC_PERIC1_VAL, &clk->src_peric1); + writel(CLK_DIV_PERIC1_VAL, &clk->div_peric1); + writel(CLK_DIV_PERIC2_VAL, &clk->div_peric2); + writel(CLK_DIV_PERIC3_VAL, &clk->div_peric3); + + writel(SCLK_SRC_ISP_VAL, &clk->sclk_src_isp); + writel(SCLK_DIV_ISP_VAL, &clk->sclk_div_isp); + writel(CLK_DIV_ISP0_VAL, &clk->div_isp0); + writel(CLK_DIV_ISP1_VAL, &clk->div_isp1); + writel(CLK_DIV_ISP2_VAL, &clk->div_isp2); + + /* FIMD1 SRC CLK SELECTION */ + writel(CLK_SRC_DISP1_0_VAL, &clk->src_disp1_0); + + val = MMC2_PRE_RATIO_VAL << MMC2_PRE_RATIO_OFFSET + | MMC2_RATIO_VAL << MMC2_RATIO_OFFSET + | MMC3_PRE_RATIO_VAL << MMC3_PRE_RATIO_OFFSET + | MMC3_RATIO_VAL << MMC3_RATIO_OFFSET; + writel(val, &clk->div_fsys2); +} + +void clock_init_dp_clock(void) +{ + struct exynos5_clock *clk = + (struct exynos5_clock *)samsung_get_base_clock(); + + /* DP clock enable */ + setbits_le32(&clk->gate_ip_disp1, CLK_GATE_DP1_ALLOW); + + /* We run DP at 267 Mhz */ + setbits_le32(&clk->div_disp1_0, CLK_DIV_DISP1_0_FIMD1); +} + +/* + * Set clock divisor value for booting from EMMC. + * Set DWMMC channel-0 clk div to operate mmc0 device at 50MHz. + */ +void emmc_boot_clk_div_set(void) +{ + struct exynos5_clock *clk = + (struct exynos5_clock *)samsung_get_base_clock(); + unsigned int div_mmc; + + div_mmc = readl((unsigned int) &clk->div_fsys1) & ~FSYS1_MMC0_DIV_MASK; + div_mmc |= FSYS1_MMC0_DIV_VAL; + writel(div_mmc, (unsigned int) &clk->div_fsys1); +} diff --git a/arch/arm/cpu/armv7/exynos/common_setup.h b/arch/arm/cpu/armv7/exynos/common_setup.h new file mode 100644 index 0000000000..e6318c0366 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/common_setup.h @@ -0,0 +1,45 @@ +/* + * Common APIs for EXYNOS based board + * + * Copyright (C) 2013 Samsung Electronics + * Rajeshwari Shinde <rajeshwari.s@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#define DMC_OFFSET 0x10000 + +/* + * Memory initialization + * + * @param reset Reset PHY during initialization. + */ +void mem_ctrl_init(int reset); + + /* System Clock initialization */ +void system_clock_init(void); + +/* + * Init subsystems according to the reset status + * + * @return 0 for a normal boot, non-zero for a resume + */ +int do_lowlevel_init(void); + +void sdelay(unsigned long); diff --git a/arch/arm/cpu/armv7/exynos/dmc_common.c b/arch/arm/cpu/armv7/exynos/dmc_common.c new file mode 100644 index 0000000000..645f57e5b7 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/dmc_common.c @@ -0,0 +1,200 @@ +/* + * Mem setup common file for different types of DDR present on SMDK5250 boards. + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/arch/spl.h> + +#include "clock_init.h" +#include "common_setup.h" +#include "exynos5_setup.h" + +#define ZQ_INIT_TIMEOUT 10000 + +int dmc_config_zq(struct mem_timings *mem, + struct exynos5_phy_control *phy0_ctrl, + struct exynos5_phy_control *phy1_ctrl) +{ + unsigned long val = 0; + int i; + + /* + * ZQ Calibration: + * Select Driver Strength, + * long calibration for manual calibration + */ + val = PHY_CON16_RESET_VAL; + val |= mem->zq_mode_dds << PHY_CON16_ZQ_MODE_DDS_SHIFT; + val |= mem->zq_mode_term << PHY_CON16_ZQ_MODE_TERM_SHIFT; + val |= ZQ_CLK_DIV_EN; + writel(val, &phy0_ctrl->phy_con16); + writel(val, &phy1_ctrl->phy_con16); + + /* Disable termination */ + if (mem->zq_mode_noterm) + val |= PHY_CON16_ZQ_MODE_NOTERM_MASK; + writel(val, &phy0_ctrl->phy_con16); + writel(val, &phy1_ctrl->phy_con16); + + /* ZQ_MANUAL_START: Enable */ + val |= ZQ_MANUAL_STR; + writel(val, &phy0_ctrl->phy_con16); + writel(val, &phy1_ctrl->phy_con16); + + /* ZQ_MANUAL_START: Disable */ + val &= ~ZQ_MANUAL_STR; + + /* + * Since we are manaully calibrating the ZQ values, + * we are looping for the ZQ_init to complete. + */ + i = ZQ_INIT_TIMEOUT; + while ((readl(&phy0_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) { + sdelay(100); + i--; + } + if (!i) + return -1; + writel(val, &phy0_ctrl->phy_con16); + + i = ZQ_INIT_TIMEOUT; + while ((readl(&phy1_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) { + sdelay(100); + i--; + } + if (!i) + return -1; + writel(val, &phy1_ctrl->phy_con16); + + return 0; +} + +void update_reset_dll(struct exynos5_dmc *dmc, enum ddr_mode mode) +{ + unsigned long val; + + if (mode == DDR_MODE_DDR3) { + val = MEM_TERM_EN | PHY_TERM_EN | DMC_CTRL_SHGATE; + writel(val, &dmc->phycontrol0); + } + + /* Update DLL Information: Force DLL Resyncronization */ + val = readl(&dmc->phycontrol0); + val |= FP_RSYNC; + writel(val, &dmc->phycontrol0); + + /* Reset Force DLL Resyncronization */ + val = readl(&dmc->phycontrol0); + val &= ~FP_RSYNC; + writel(val, &dmc->phycontrol0); +} + +void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc) +{ + int channel, chip; + + for (channel = 0; channel < mem->dmc_channels; channel++) { + unsigned long mask; + + mask = channel << DIRECT_CMD_CHANNEL_SHIFT; + for (chip = 0; chip < mem->chips_to_configure; chip++) { + int i; + + mask |= chip << DIRECT_CMD_CHIP_SHIFT; + + /* Sending NOP command */ + writel(DIRECT_CMD_NOP | mask, &dmc->directcmd); + + /* + * TODO(alim.akhtar@samsung.com): Do we need these + * delays? This one and the next were not there for + * DDR3. + */ + sdelay(0x10000); + + /* Sending EMRS/MRS commands */ + for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) { + writel(mem->direct_cmd_msr[i] | mask, + &dmc->directcmd); + sdelay(0x10000); + } + + if (mem->send_zq_init) { + /* Sending ZQINIT command */ + writel(DIRECT_CMD_ZQINIT | mask, + &dmc->directcmd); + + sdelay(10000); + } + } + } +} + +void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc) +{ + int channel, chip; + + for (channel = 0; channel < mem->dmc_channels; channel++) { + unsigned long mask; + + mask = channel << DIRECT_CMD_CHANNEL_SHIFT; + for (chip = 0; chip < mem->chips_per_channel; chip++) { + mask |= chip << DIRECT_CMD_CHIP_SHIFT; + + /* PALL (all banks precharge) CMD */ + writel(DIRECT_CMD_PALL | mask, &dmc->directcmd); + sdelay(0x10000); + } + } +} + +void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc) +{ + writel(mem->memconfig, &dmc->memconfig0); + writel(mem->memconfig, &dmc->memconfig1); + writel(DMC_MEMBASECONFIG0_VAL, &dmc->membaseconfig0); + writel(DMC_MEMBASECONFIG1_VAL, &dmc->membaseconfig1); +} + +void mem_ctrl_init(int reset) +{ + struct spl_machine_param *param = spl_get_machine_params(); + struct mem_timings *mem; + int ret; + + mem = clock_get_mem_timings(); + + /* If there are any other memory variant, add their init call below */ + if (param->mem_type == DDR_MODE_DDR3) { + ret = ddr3_mem_ctrl_init(mem, param->mem_iv_size, reset); + if (ret) { + /* will hang if failed to init memory control */ + while (1) + ; + } + } else { + /* will hang if unknow memory type */ + while (1) + ; + } +} diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c new file mode 100644 index 0000000000..e03d74b78a --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c @@ -0,0 +1,233 @@ +/* + * DDR3 mem setup file for SMDK5250 board based on EXYNOS5 + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/cpu.h> +#include <asm/arch/dmc.h> +#include "common_setup.h" +#include "exynos5_setup.h" +#include "clock_init.h" + +#define RDLVL_COMPLETE_TIMEOUT 10000 + +static void reset_phy_ctrl(void) +{ + struct exynos5_clock *clk = + (struct exynos5_clock *)samsung_get_base_clock(); + + writel(DDR3PHY_CTRL_PHY_RESET_OFF, &clk->lpddr3phy_ctrl); + writel(DDR3PHY_CTRL_PHY_RESET, &clk->lpddr3phy_ctrl); +} + +int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size, + int reset) +{ + unsigned int val; + struct exynos5_phy_control *phy0_ctrl, *phy1_ctrl; + struct exynos5_dmc *dmc; + int i; + + phy0_ctrl = (struct exynos5_phy_control *)samsung_get_base_dmc_phy(); + phy1_ctrl = (struct exynos5_phy_control *)(samsung_get_base_dmc_phy() + + DMC_OFFSET); + dmc = (struct exynos5_dmc *)samsung_get_base_dmc_ctrl(); + + if (reset) + reset_phy_ctrl(); + + /* Set Impedance Output Driver */ + val = (mem->impedance << CA_CK_DRVR_DS_OFFSET) | + (mem->impedance << CA_CKE_DRVR_DS_OFFSET) | + (mem->impedance << CA_CS_DRVR_DS_OFFSET) | + (mem->impedance << CA_ADR_DRVR_DS_OFFSET); + writel(val, &phy0_ctrl->phy_con39); + writel(val, &phy1_ctrl->phy_con39); + + /* Set Read Latency and Burst Length for PHY0 and PHY1 */ + val = (mem->ctrl_bstlen << PHY_CON42_CTRL_BSTLEN_SHIFT) | + (mem->ctrl_rdlat << PHY_CON42_CTRL_RDLAT_SHIFT); + writel(val, &phy0_ctrl->phy_con42); + writel(val, &phy1_ctrl->phy_con42); + + /* ZQ Calibration */ + if (dmc_config_zq(mem, phy0_ctrl, phy1_ctrl)) + return SETUP_ERR_ZQ_CALIBRATION_FAILURE; + + /* DQ Signal */ + writel(mem->phy0_pulld_dqs, &phy0_ctrl->phy_con14); + writel(mem->phy1_pulld_dqs, &phy1_ctrl->phy_con14); + + writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT) + | (mem->dfi_init_start << CONCONTROL_DFI_INIT_START_SHIFT), + &dmc->concontrol); + + update_reset_dll(dmc, DDR_MODE_DDR3); + + /* DQS Signal */ + writel(mem->phy0_dqs, &phy0_ctrl->phy_con4); + writel(mem->phy1_dqs, &phy1_ctrl->phy_con4); + + writel(mem->phy0_dq, &phy0_ctrl->phy_con6); + writel(mem->phy1_dq, &phy1_ctrl->phy_con6); + + writel(mem->phy0_tFS, &phy0_ctrl->phy_con10); + writel(mem->phy1_tFS, &phy1_ctrl->phy_con10); + + val = (mem->ctrl_start_point << PHY_CON12_CTRL_START_POINT_SHIFT) | + (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | + (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) | + (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); + writel(val, &phy0_ctrl->phy_con12); + writel(val, &phy1_ctrl->phy_con12); + + /* Start DLL locking */ + writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT), + &phy0_ctrl->phy_con12); + writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT), + &phy1_ctrl->phy_con12); + + update_reset_dll(dmc, DDR_MODE_DDR3); + + writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT), + &dmc->concontrol); + + /* Memory Channel Inteleaving Size */ + writel(mem->iv_size, &dmc->ivcontrol); + + writel(mem->memconfig, &dmc->memconfig0); + writel(mem->memconfig, &dmc->memconfig1); + writel(mem->membaseconfig0, &dmc->membaseconfig0); + writel(mem->membaseconfig1, &dmc->membaseconfig1); + + /* Precharge Configuration */ + writel(mem->prechconfig_tp_cnt << PRECHCONFIG_TP_CNT_SHIFT, + &dmc->prechconfig); + + /* Power Down mode Configuration */ + writel(mem->dpwrdn_cyc << PWRDNCONFIG_DPWRDN_CYC_SHIFT | + mem->dsref_cyc << PWRDNCONFIG_DSREF_CYC_SHIFT, + &dmc->pwrdnconfig); + + /* TimingRow, TimingData, TimingPower and Timingaref + * values as per Memory AC parameters + */ + writel(mem->timing_ref, &dmc->timingref); + writel(mem->timing_row, &dmc->timingrow); + writel(mem->timing_data, &dmc->timingdata); + writel(mem->timing_power, &dmc->timingpower); + + /* Send PALL command */ + dmc_config_prech(mem, dmc); + + /* Send NOP, MRS and ZQINIT commands */ + dmc_config_mrs(mem, dmc); + + if (mem->gate_leveling_enable) { + val = PHY_CON0_RESET_VAL; + val |= P0_CMD_EN; + writel(val, &phy0_ctrl->phy_con0); + writel(val, &phy1_ctrl->phy_con0); + + val = PHY_CON2_RESET_VAL; + val |= INIT_DESKEW_EN; + writel(val, &phy0_ctrl->phy_con2); + writel(val, &phy1_ctrl->phy_con2); + + val = PHY_CON0_RESET_VAL; + val |= P0_CMD_EN; + val |= BYTE_RDLVL_EN; + writel(val, &phy0_ctrl->phy_con0); + writel(val, &phy1_ctrl->phy_con0); + + val = (mem->ctrl_start_point << + PHY_CON12_CTRL_START_POINT_SHIFT) | + (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | + (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) | + (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) | + (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); + writel(val, &phy0_ctrl->phy_con12); + writel(val, &phy1_ctrl->phy_con12); + + val = PHY_CON2_RESET_VAL; + val |= INIT_DESKEW_EN; + val |= RDLVL_GATE_EN; + writel(val, &phy0_ctrl->phy_con2); + writel(val, &phy1_ctrl->phy_con2); + + val = PHY_CON0_RESET_VAL; + val |= P0_CMD_EN; + val |= BYTE_RDLVL_EN; + val |= CTRL_SHGATE; + writel(val, &phy0_ctrl->phy_con0); + writel(val, &phy1_ctrl->phy_con0); + + val = PHY_CON1_RESET_VAL; + val &= ~(CTRL_GATEDURADJ_MASK); + writel(val, &phy0_ctrl->phy_con1); + writel(val, &phy1_ctrl->phy_con1); + + writel(CTRL_RDLVL_GATE_ENABLE, &dmc->rdlvl_config); + i = RDLVL_COMPLETE_TIMEOUT; + while ((readl(&dmc->phystatus) & + (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1)) != + (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1) && i > 0) { + /* + * TODO(waihong): Comment on how long this take to + * timeout + */ + sdelay(100); + i--; + } + if (!i) + return SETUP_ERR_RDLV_COMPLETE_TIMEOUT; + writel(CTRL_RDLVL_GATE_DISABLE, &dmc->rdlvl_config); + + writel(0, &phy0_ctrl->phy_con14); + writel(0, &phy1_ctrl->phy_con14); + + val = (mem->ctrl_start_point << + PHY_CON12_CTRL_START_POINT_SHIFT) | + (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | + (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) | + (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) | + (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) | + (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); + writel(val, &phy0_ctrl->phy_con12); + writel(val, &phy1_ctrl->phy_con12); + + update_reset_dll(dmc, DDR_MODE_DDR3); + } + + /* Send PALL command */ + dmc_config_prech(mem, dmc); + + writel(mem->memcontrol, &dmc->memcontrol); + + /* Set DMC Concontrol and enable auto-refresh counter */ + writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT) + | (mem->aref_en << CONCONTROL_AREF_EN_SHIFT), &dmc->concontrol); + return 0; +} diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c b/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c new file mode 100644 index 0000000000..ecddc72684 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c @@ -0,0 +1,213 @@ +/* + * Memory setup for board based on EXYNOS4210 + * + * Copyright (C) 2013 Samsung Electronics + * Rajeshwari Shinde <rajeshwari.s@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <asm/arch/dmc.h> +#include "common_setup.h" +#include "exynos4_setup.h" + +struct mem_timings mem = { + .direct_cmd_msr = { + DIRECT_CMD1, DIRECT_CMD2, DIRECT_CMD3, DIRECT_CMD4 + }, + .timingref = TIMINGREF_VAL, + .timingrow = TIMINGROW_VAL, + .timingdata = TIMINGDATA_VAL, + .timingpower = TIMINGPOWER_VAL, + .zqcontrol = ZQ_CONTROL_VAL, + .control0 = CONTROL0_VAL, + .control1 = CONTROL1_VAL, + .control2 = CONTROL2_VAL, + .concontrol = CONCONTROL_VAL, + .prechconfig = PRECHCONFIG, + .memcontrol = MEMCONTROL_VAL, + .memconfig0 = MEMCONFIG0_VAL, + .memconfig1 = MEMCONFIG1_VAL, + .dll_resync = FORCE_DLL_RESYNC, + .dll_on = DLL_CONTROL_ON, +}; +static void phy_control_reset(int ctrl_no, struct exynos4_dmc *dmc) +{ + if (ctrl_no) { + writel((mem.control1 | (1 << mem.dll_resync)), + &dmc->phycontrol1); + writel((mem.control1 | (0 << mem.dll_resync)), + &dmc->phycontrol1); + } else { + writel((mem.control0 | (0 << mem.dll_on)), + &dmc->phycontrol0); + writel((mem.control0 | (1 << mem.dll_on)), + &dmc->phycontrol0); + } +} + +static void dmc_config_mrs(struct exynos4_dmc *dmc, int chip) +{ + int i; + unsigned long mask = 0; + + if (chip) + mask = DIRECT_CMD_CHIP1_SHIFT; + + for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) { + writel(mem.direct_cmd_msr[i] | mask, + &dmc->directcmd); + } +} + +static void dmc_init(struct exynos4_dmc *dmc) +{ + /* + * DLL Parameter Setting: + * Termination: Enable R/W + * Phase Delay for DQS Cleaning: 180' Shift + */ + writel(mem.control1, &dmc->phycontrol1); + + /* + * ZQ Calibration + * Termination: Disable + * Auto Calibration Start: Enable + */ + writel(mem.zqcontrol, &dmc->phyzqcontrol); + sdelay(0x100000); + + /* + * Update DLL Information: + * Force DLL Resyncronization + */ + phy_control_reset(1, dmc); + phy_control_reset(0, dmc); + + /* Set DLL Parameters */ + writel(mem.control1, &dmc->phycontrol1); + + /* DLL Start */ + writel((mem.control0 | CTRL_START | CTRL_DLL_ON), &dmc->phycontrol0); + + writel(mem.control2, &dmc->phycontrol2); + + /* Set Clock Ratio of Bus clock to Memory Clock */ + writel(mem.concontrol, &dmc->concontrol); + + /* + * Memor Burst length: 8 + * Number of chips: 2 + * Memory Bus width: 32 bit + * Memory Type: DDR3 + * Additional Latancy for PLL: 1 Cycle + */ + writel(mem.memcontrol, &dmc->memcontrol); + + writel(mem.memconfig0, &dmc->memconfig0); + writel(mem.memconfig1, &dmc->memconfig1); + + /* Config Precharge Policy */ + writel(mem.prechconfig, &dmc->prechconfig); + /* + * TimingAref, TimingRow, TimingData, TimingPower Setting: + * Values as per Memory AC Parameters + */ + writel(mem.timingref, &dmc->timingref); + writel(mem.timingrow, &dmc->timingrow); + writel(mem.timingdata, &dmc->timingdata); + writel(mem.timingpower, &dmc->timingpower); + + /* Chip0: NOP Command: Assert and Hold CKE to high level */ + writel(DIRECT_CMD_NOP, &dmc->directcmd); + sdelay(0x100000); + + /* Chip0: EMRS2, EMRS3, EMRS, MRS Commands Using Direct Command */ + dmc_config_mrs(dmc, 0); + sdelay(0x100000); + + /* Chip0: ZQINIT */ + writel(DIRECT_CMD_ZQ, &dmc->directcmd); + sdelay(0x100000); + + writel((DIRECT_CMD_NOP | DIRECT_CMD_CHIP1_SHIFT), &dmc->directcmd); + sdelay(0x100000); + + /* Chip1: EMRS2, EMRS3, EMRS, MRS Commands Using Direct Command */ + dmc_config_mrs(dmc, 1); + sdelay(0x100000); + + /* Chip1: ZQINIT */ + writel((DIRECT_CMD_ZQ | DIRECT_CMD_CHIP1_SHIFT), &dmc->directcmd); + sdelay(0x100000); + + phy_control_reset(1, dmc); + sdelay(0x100000); + + /* turn on DREX0, DREX1 */ + writel((mem.concontrol | AREF_EN), &dmc->concontrol); +} + +void mem_ctrl_init(int reset) +{ + struct exynos4_dmc *dmc; + + /* + * Async bridge configuration at CPU_core: + * 1: half_sync + * 0: full_sync + */ + writel(1, ASYNC_CONFIG); +#ifdef CONFIG_ORIGEN + /* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0x7 */ + writel(APB_SFR_INTERLEAVE_CONF_VAL, EXYNOS4_MIU_BASE + + APB_SFR_INTERLEAVE_CONF_OFFSET); + /* Update MIU Configuration */ + writel(APB_SFR_ARBRITATION_CONF_VAL, EXYNOS4_MIU_BASE + + APB_SFR_ARBRITATION_CONF_OFFSET); +#else + writel(APB_SFR_INTERLEAVE_CONF_VAL, EXYNOS4_MIU_BASE + + APB_SFR_INTERLEAVE_CONF_OFFSET); + writel(INTERLEAVE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_INTERLEAVE_ADDRMAP_START_OFFSET); + writel(INTERLEAVE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_INTERLEAVE_ADDRMAP_END_OFFSET); + writel(INTERLEAVE_ADDR_MAP_EN, EXYNOS4_MIU_BASE + + ABP_SFR_SLV_ADDRMAP_CONF_OFFSET); +#ifdef CONFIG_MIU_LINEAR + writel(SLAVE0_SINGLE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_SLV0_SINGLE_ADDRMAP_START_OFFSET); + writel(SLAVE0_SINGLE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_SLV0_SINGLE_ADDRMAP_END_OFFSET); + writel(SLAVE1_SINGLE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_SLV1_SINGLE_ADDRMAP_START_OFFSET); + writel(SLAVE1_SINGLE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE + + ABP_SFR_SLV1_SINGLE_ADDRMAP_END_OFFSET); + writel(APB_SFR_SLV_ADDR_MAP_CONF_VAL, EXYNOS4_MIU_BASE + + ABP_SFR_SLV_ADDRMAP_CONF_OFFSET); +#endif +#endif + /* DREX0 */ + dmc = (struct exynos4_dmc *)samsung_get_base_dmc_ctrl(); + dmc_init(dmc); + dmc = (struct exynos4_dmc *)(samsung_get_base_dmc_ctrl() + + DMC_OFFSET); + dmc_init(dmc); +} diff --git a/arch/arm/cpu/armv7/exynos/exynos4_setup.h b/arch/arm/cpu/armv7/exynos/exynos4_setup.h new file mode 100644 index 0000000000..6d250581d4 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/exynos4_setup.h @@ -0,0 +1,594 @@ +/* + * Machine Specific Values for EXYNOS4012 based board + * + * Copyright (C) 2011 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _ORIGEN_SETUP_H +#define _ORIGEN_SETUP_H + +#include <config.h> +#include <version.h> +#include <asm/arch/cpu.h> + +#ifdef CONFIG_CLK_800_330_165 +#define DRAM_CLK_330 +#endif +#ifdef CONFIG_CLK_1000_200_200 +#define DRAM_CLK_200 +#endif +#ifdef CONFIG_CLK_1000_330_165 +#define DRAM_CLK_330 +#endif +#ifdef CONFIG_CLK_1000_400_200 +#define DRAM_CLK_400 +#endif + +/* Bus Configuration Register Address */ +#define ASYNC_CONFIG 0x10010350 + +/* CLK_SRC_CPU */ +#define MUX_HPM_SEL_MOUTAPLL 0x0 +#define MUX_HPM_SEL_SCLKMPLL 0x1 +#define MUX_CORE_SEL_MOUTAPLL 0x0 +#define MUX_CORE_SEL_SCLKMPLL 0x1 +#define MUX_MPLL_SEL_FILPLL 0x0 +#define MUX_MPLL_SEL_MOUTMPLLFOUT 0x1 +#define MUX_APLL_SEL_FILPLL 0x0 +#define MUX_APLL_SEL_MOUTMPLLFOUT 0x1 +#define CLK_SRC_CPU_VAL ((MUX_HPM_SEL_MOUTAPLL << 20) \ + | (MUX_CORE_SEL_MOUTAPLL << 16) \ + | (MUX_MPLL_SEL_MOUTMPLLFOUT << 8)\ + | (MUX_APLL_SEL_MOUTMPLLFOUT << 0)) + +/* CLK_DIV_CPU0 */ +#define APLL_RATIO 0x0 +#define PCLK_DBG_RATIO 0x1 +#define ATB_RATIO 0x3 +#define PERIPH_RATIO 0x3 +#define COREM1_RATIO 0x7 +#define COREM0_RATIO 0x3 +#define CORE_RATIO 0x0 +#define CLK_DIV_CPU0_VAL ((APLL_RATIO << 24) \ + | (PCLK_DBG_RATIO << 20) \ + | (ATB_RATIO << 16) \ + | (PERIPH_RATIO << 12) \ + | (COREM1_RATIO << 8) \ + | (COREM0_RATIO << 4) \ + | (CORE_RATIO << 0)) + +/* CLK_DIV_CPU1 */ +#define HPM_RATIO 0x0 +#define COPY_RATIO 0x3 +#define CLK_DIV_CPU1_VAL ((HPM_RATIO << 4) | (COPY_RATIO)) + +/* CLK_SRC_DMC */ +#define MUX_PWI_SEL_XXTI 0x0 +#define MUX_PWI_SEL_XUSBXTI 0x1 +#define MUX_PWI_SEL_SCLK_HDMI24M 0x2 +#define MUX_PWI_SEL_SCLK_USBPHY0 0x3 +#define MUX_PWI_SEL_SCLK_USBPHY1 0x4 +#define MUX_PWI_SEL_SCLK_HDMIPHY 0x5 +#define MUX_PWI_SEL_SCLKMPLL 0x6 +#define MUX_PWI_SEL_SCLKEPLL 0x7 +#define MUX_PWI_SEL_SCLKVPLL 0x8 +#define MUX_DPHY_SEL_SCLKMPLL 0x0 +#define MUX_DPHY_SEL_SCLKAPLL 0x1 +#define MUX_DMC_BUS_SEL_SCLKMPLL 0x0 +#define MUX_DMC_BUS_SEL_SCLKAPLL 0x1 +#define CLK_SRC_DMC_VAL ((MUX_PWI_SEL_XUSBXTI << 16) \ + | (MUX_DPHY_SEL_SCLKMPLL << 8) \ + | (MUX_DMC_BUS_SEL_SCLKMPLL << 4)) + +/* CLK_DIV_DMC0 */ +#define CORE_TIMERS_RATIO 0x1 +#define COPY2_RATIO 0x3 +#define DMCP_RATIO 0x1 +#define DMCD_RATIO 0x1 +#define DMC_RATIO 0x1 +#define DPHY_RATIO 0x1 +#define ACP_PCLK_RATIO 0x1 +#define ACP_RATIO 0x3 +#define CLK_DIV_DMC0_VAL ((CORE_TIMERS_RATIO << 28) \ + | (COPY2_RATIO << 24) \ + | (DMCP_RATIO << 20) \ + | (DMCD_RATIO << 16) \ + | (DMC_RATIO << 12) \ + | (DPHY_RATIO << 8) \ + | (ACP_PCLK_RATIO << 4) \ + | (ACP_RATIO << 0)) + +/* CLK_DIV_DMC1 */ +#define DPM_RATIO 0x1 +#define DVSEM_RATIO 0x1 +#define PWI_RATIO 0x1 +#define CLK_DIV_DMC1_VAL ((DPM_RATIO << 24) \ + | (DVSEM_RATIO << 16) \ + | (PWI_RATIO << 8)) + +/* CLK_SRC_TOP0 */ +#define MUX_ONENAND_SEL_ACLK_133 0x0 +#define MUX_ONENAND_SEL_ACLK_160 0x1 +#define MUX_ACLK_133_SEL_SCLKMPLL 0x0 +#define MUX_ACLK_133_SEL_SCLKAPLL 0x1 +#define MUX_ACLK_160_SEL_SCLKMPLL 0x0 +#define MUX_ACLK_160_SEL_SCLKAPLL 0x1 +#define MUX_ACLK_100_SEL_SCLKMPLL 0x0 +#define MUX_ACLK_100_SEL_SCLKAPLL 0x1 +#define MUX_ACLK_200_SEL_SCLKMPLL 0x0 +#define MUX_ACLK_200_SEL_SCLKAPLL 0x1 +#define MUX_VPLL_SEL_FINPLL 0x0 +#define MUX_VPLL_SEL_FOUTVPLL 0x1 +#define MUX_EPLL_SEL_FINPLL 0x0 +#define MUX_EPLL_SEL_FOUTEPLL 0x1 +#define MUX_ONENAND_1_SEL_MOUTONENAND 0x0 +#define MUX_ONENAND_1_SEL_SCLKVPLL 0x1 +#define CLK_SRC_TOP0_VAL ((MUX_ONENAND_SEL_ACLK_133 << 28) \ + | (MUX_ACLK_133_SEL_SCLKMPLL << 24) \ + | (MUX_ACLK_160_SEL_SCLKMPLL << 20) \ + | (MUX_ACLK_100_SEL_SCLKMPLL << 16) \ + | (MUX_ACLK_200_SEL_SCLKMPLL << 12) \ + | (MUX_VPLL_SEL_FINPLL << 8) \ + | (MUX_EPLL_SEL_FINPLL << 4)\ + | (MUX_ONENAND_1_SEL_MOUTONENAND << 0)) + +/* CLK_SRC_TOP1 */ +#define VPLLSRC_SEL_FINPLL 0x0 +#define VPLLSRC_SEL_SCLKHDMI24M 0x1 +#define CLK_SRC_TOP1_VAL (VPLLSRC_SEL_FINPLL) + +/* CLK_DIV_TOP */ +#define ONENAND_RATIO 0x0 +#define ACLK_133_RATIO 0x5 +#define ACLK_160_RATIO 0x4 +#define ACLK_100_RATIO 0x7 +#define ACLK_200_RATIO 0x3 +#define CLK_DIV_TOP_VAL ((ONENAND_RATIO << 16) \ + | (ACLK_133_RATIO << 12)\ + | (ACLK_160_RATIO << 8) \ + | (ACLK_100_RATIO << 4) \ + | (ACLK_200_RATIO << 0)) + +/* CLK_SRC_LEFTBUS */ +#define MUX_GDL_SEL_SCLKMPLL 0x0 +#define MUX_GDL_SEL_SCLKAPLL 0x1 +#define CLK_SRC_LEFTBUS_VAL (MUX_GDL_SEL_SCLKMPLL) + +/* CLK_DIV_LEFTBUS */ +#define GPL_RATIO 0x1 +#define GDL_RATIO 0x3 +#define CLK_DIV_LEFTBUS_VAL ((GPL_RATIO << 4) | (GDL_RATIO)) + +/* CLK_SRC_RIGHTBUS */ +#define MUX_GDR_SEL_SCLKMPLL 0x0 +#define MUX_GDR_SEL_SCLKAPLL 0x1 +#define CLK_SRC_RIGHTBUS_VAL (MUX_GDR_SEL_SCLKMPLL) + +/* CLK_DIV_RIGHTBUS */ +#define GPR_RATIO 0x1 +#define GDR_RATIO 0x3 +#define CLK_DIV_RIGHTBUS_VAL ((GPR_RATIO << 4) | (GDR_RATIO)) + +/* CLK_SRS_FSYS: 6 = SCLKMPLL */ +#define SATA_SEL_SCLKMPLL 0 +#define SATA_SEL_SCLKAPLL 1 + +#define MMC_SEL_XXTI 0 +#define MMC_SEL_XUSBXTI 1 +#define MMC_SEL_SCLK_HDMI24M 2 +#define MMC_SEL_SCLK_USBPHY0 3 +#define MMC_SEL_SCLK_USBPHY1 4 +#define MMC_SEL_SCLK_HDMIPHY 5 +#define MMC_SEL_SCLKMPLL 6 +#define MMC_SEL_SCLKEPLL 7 +#define MMC_SEL_SCLKVPLL 8 + +#define MMCC0_SEL MMC_SEL_SCLKMPLL +#define MMCC1_SEL MMC_SEL_SCLKMPLL +#define MMCC2_SEL MMC_SEL_SCLKMPLL +#define MMCC3_SEL MMC_SEL_SCLKMPLL +#define MMCC4_SEL MMC_SEL_SCLKMPLL +#define CLK_SRC_FSYS_VAL ((SATA_SEL_SCLKMPLL << 24) \ + | (MMCC4_SEL << 16) \ + | (MMCC3_SEL << 12) \ + | (MMCC2_SEL << 8) \ + | (MMCC1_SEL << 4) \ + | (MMCC0_SEL << 0)) + +/* SCLK_MMC[0-4] = MOUTMMC[0-4]/(MMC[0-4]_RATIO + 1)/(MMC[0-4]_PRE_RATIO +1) */ +/* CLK_DIV_FSYS1 */ +#define MMC0_RATIO 0xF +#define MMC0_PRE_RATIO 0x0 +#define MMC1_RATIO 0xF +#define MMC1_PRE_RATIO 0x0 +#define CLK_DIV_FSYS1_VAL ((MMC1_PRE_RATIO << 24) \ + | (MMC1_RATIO << 16) \ + | (MMC0_PRE_RATIO << 8) \ + | (MMC0_RATIO << 0)) + +/* CLK_DIV_FSYS2 */ +#define MMC2_RATIO 0xF +#define MMC2_PRE_RATIO 0x0 +#define MMC3_RATIO 0xF +#define MMC3_PRE_RATIO 0x0 +#define CLK_DIV_FSYS2_VAL ((MMC3_PRE_RATIO << 24) \ + | (MMC3_RATIO << 16) \ + | (MMC2_PRE_RATIO << 8) \ + | (MMC2_RATIO << 0)) + +/* CLK_DIV_FSYS3 */ +#define MMC4_RATIO 0xF +#define MMC4_PRE_RATIO 0x0 +#define CLK_DIV_FSYS3_VAL ((MMC4_PRE_RATIO << 8) \ + | (MMC4_RATIO << 0)) + +/* CLK_SRC_PERIL0 */ +#define UART_SEL_XXTI 0 +#define UART_SEL_XUSBXTI 1 +#define UART_SEL_SCLK_HDMI24M 2 +#define UART_SEL_SCLK_USBPHY0 3 +#define UART_SEL_SCLK_USBPHY1 4 +#define UART_SEL_SCLK_HDMIPHY 5 +#define UART_SEL_SCLKMPLL 6 +#define UART_SEL_SCLKEPLL 7 +#define UART_SEL_SCLKVPLL 8 + +#define UART0_SEL UART_SEL_SCLKMPLL +#define UART1_SEL UART_SEL_SCLKMPLL +#define UART2_SEL UART_SEL_SCLKMPLL +#define UART3_SEL UART_SEL_SCLKMPLL +#define UART4_SEL UART_SEL_SCLKMPLL +#define CLK_SRC_PERIL0_VAL ((UART4_SEL << 16) \ + | (UART3_SEL << 12) \ + | (UART2_SEL << 8) \ + | (UART1_SEL << 4) \ + | (UART0_SEL << 0)) + +/* SCLK_UART[0-4] = MOUTUART[0-4]/(UART[0-4]_RATIO + 1) */ +/* CLK_DIV_PERIL0 */ +#define UART0_RATIO 7 +#define UART1_RATIO 7 +#define UART2_RATIO 7 +#define UART3_RATIO 7 +#define UART4_RATIO 7 +#define CLK_DIV_PERIL0_VAL ((UART4_RATIO << 16) \ + | (UART3_RATIO << 12) \ + | (UART2_RATIO << 8) \ + | (UART1_RATIO << 4) \ + | (UART0_RATIO << 0)) + +/* Clock Source CAM/FIMC */ +/* CLK_SRC_CAM */ +#define CAM0_SEL_XUSBXTI 1 +#define CAM1_SEL_XUSBXTI 1 +#define CSIS0_SEL_XUSBXTI 1 +#define CSIS1_SEL_XUSBXTI 1 + +#define FIMC_SEL_SCLKMPLL 6 +#define FIMC0_LCLK_SEL FIMC_SEL_SCLKMPLL +#define FIMC1_LCLK_SEL FIMC_SEL_SCLKMPLL +#define FIMC2_LCLK_SEL FIMC_SEL_SCLKMPLL +#define FIMC3_LCLK_SEL FIMC_SEL_SCLKMPLL + +#define CLK_SRC_CAM_VAL ((CSIS1_SEL_XUSBXTI << 28) \ + | (CSIS0_SEL_XUSBXTI << 24) \ + | (CAM1_SEL_XUSBXTI << 20) \ + | (CAM0_SEL_XUSBXTI << 16) \ + | (FIMC3_LCLK_SEL << 12) \ + | (FIMC2_LCLK_SEL << 8) \ + | (FIMC1_LCLK_SEL << 4) \ + | (FIMC0_LCLK_SEL << 0)) + +/* SCLK CAM */ +/* CLK_DIV_CAM */ +#define FIMC0_LCLK_RATIO 4 +#define FIMC1_LCLK_RATIO 4 +#define FIMC2_LCLK_RATIO 4 +#define FIMC3_LCLK_RATIO 4 +#define CLK_DIV_CAM_VAL ((FIMC3_LCLK_RATIO << 12) \ + | (FIMC2_LCLK_RATIO << 8) \ + | (FIMC1_LCLK_RATIO << 4) \ + | (FIMC0_LCLK_RATIO << 0)) + +/* SCLK MFC */ +/* CLK_SRC_MFC */ +#define MFC_SEL_MPLL 0 +#define MOUTMFC_0 0 +#define MFC_SEL MOUTMFC_0 +#define MFC_0_SEL MFC_SEL_MPLL +#define CLK_SRC_MFC_VAL ((MFC_SEL << 8) | (MFC_0_SEL)) + + +/* CLK_DIV_MFC */ +#define MFC_RATIO 3 +#define CLK_DIV_MFC_VAL (MFC_RATIO) + +/* SCLK G3D */ +/* CLK_SRC_G3D */ +#define G3D_SEL_MPLL 0 +#define MOUTG3D_0 0 +#define G3D_SEL MOUTG3D_0 +#define G3D_0_SEL G3D_SEL_MPLL +#define CLK_SRC_G3D_VAL ((G3D_SEL << 8) | (G3D_0_SEL)) + +/* CLK_DIV_G3D */ +#define G3D_RATIO 1 +#define CLK_DIV_G3D_VAL (G3D_RATIO) + +/* SCLK LCD0 */ +/* CLK_SRC_LCD0 */ +#define FIMD_SEL_SCLKMPLL 6 +#define MDNIE0_SEL_XUSBXTI 1 +#define MDNIE_PWM0_SEL_XUSBXTI 1 +#define MIPI0_SEL_XUSBXTI 1 +#define CLK_SRC_LCD0_VAL ((MIPI0_SEL_XUSBXTI << 12) \ + | (MDNIE_PWM0_SEL_XUSBXTI << 8) \ + | (MDNIE0_SEL_XUSBXTI << 4) \ + | (FIMD_SEL_SCLKMPLL << 0)) + +/* CLK_DIV_LCD0 */ +#define FIMD0_RATIO 4 +#define CLK_DIV_LCD0_VAL (FIMD0_RATIO) + +/* Required period to generate a stable clock output */ +/* PLL_LOCK_TIME */ +#define PLL_LOCKTIME 0x1C20 + +/* PLL Values */ +#define DISABLE 0 +#define ENABLE 1 +#define SET_PLL(mdiv, pdiv, sdiv) ((ENABLE << 31)\ + | (mdiv << 16) \ + | (pdiv << 8) \ + | (sdiv << 0)) + +/* APLL_CON0 */ +#define APLL_MDIV 0xFA +#define APLL_PDIV 0x6 +#define APLL_SDIV 0x1 +#define APLL_CON0_VAL SET_PLL(APLL_MDIV, APLL_PDIV, APLL_SDIV) + +/* APLL_CON1 */ +#define APLL_AFC_ENB 0x1 +#define APLL_AFC 0xC +#define APLL_CON1_VAL ((APLL_AFC_ENB << 31) | (APLL_AFC << 0)) + +/* MPLL_CON0 */ +#define MPLL_MDIV 0xC8 +#define MPLL_PDIV 0x6 +#define MPLL_SDIV 0x1 +#define MPLL_CON0_VAL SET_PLL(MPLL_MDIV, MPLL_PDIV, MPLL_SDIV) + +/* MPLL_CON1 */ +#define MPLL_AFC_ENB 0x0 +#define MPLL_AFC 0x1C +#define MPLL_CON1_VAL ((MPLL_AFC_ENB << 31) | (MPLL_AFC << 0)) + +/* EPLL_CON0 */ +#define EPLL_MDIV 0x30 +#define EPLL_PDIV 0x3 +#define EPLL_SDIV 0x2 +#define EPLL_CON0_VAL SET_PLL(EPLL_MDIV, EPLL_PDIV, EPLL_SDIV) + +/* EPLL_CON1 */ +#define EPLL_K 0x0 +#define EPLL_CON1_VAL (EPLL_K >> 0) + +/* VPLL_CON0 */ +#define VPLL_MDIV 0x35 +#define VPLL_PDIV 0x3 +#define VPLL_SDIV 0x2 +#define VPLL_CON0_VAL SET_PLL(VPLL_MDIV, VPLL_PDIV, VPLL_SDIV) + +/* VPLL_CON1 */ +#define VPLL_SSCG_EN DISABLE +#define VPLL_SEL_PF_DN_SPREAD 0x0 +#define VPLL_MRR 0x11 +#define VPLL_MFR 0x0 +#define VPLL_K 0x400 +#define VPLL_CON1_VAL ((VPLL_SSCG_EN << 31)\ + | (VPLL_SEL_PF_DN_SPREAD << 29) \ + | (VPLL_MRR << 24) \ + | (VPLL_MFR << 16) \ + | (VPLL_K << 0)) + +/* DMC */ +#define DIRECT_CMD_NOP 0x07000000 +#define DIRECT_CMD_ZQ 0x0a000000 +#define DIRECT_CMD_CHIP1_SHIFT (1 << 20) +#define MEM_TIMINGS_MSR_COUNT 4 +#define CTRL_START (1 << 0) +#define CTRL_DLL_ON (1 << 1) +#define AREF_EN (1 << 5) +#define DRV_TYPE (1 << 6) + +struct mem_timings { + unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT]; + unsigned timingref; + unsigned timingrow; + unsigned timingdata; + unsigned timingpower; + unsigned zqcontrol; + unsigned control0; + unsigned control1; + unsigned control2; + unsigned concontrol; + unsigned prechconfig; + unsigned memcontrol; + unsigned memconfig0; + unsigned memconfig1; + unsigned dll_resync; + unsigned dll_on; +}; + +/* MIU */ +/* MIU Config Register Offsets*/ +#define APB_SFR_INTERLEAVE_CONF_OFFSET 0x400 +#define APB_SFR_ARBRITATION_CONF_OFFSET 0xC00 +#define ABP_SFR_SLV_ADDRMAP_CONF_OFFSET 0x800 +#define ABP_SFR_INTERLEAVE_ADDRMAP_START_OFFSET 0x808 +#define ABP_SFR_INTERLEAVE_ADDRMAP_END_OFFSET 0x810 +#define ABP_SFR_SLV0_SINGLE_ADDRMAP_START_OFFSET 0x818 +#define ABP_SFR_SLV0_SINGLE_ADDRMAP_END_OFFSET 0x820 +#define ABP_SFR_SLV1_SINGLE_ADDRMAP_START_OFFSET 0x828 +#define ABP_SFR_SLV1_SINGLE_ADDRMAP_END_OFFSET 0x830 + +#ifdef CONFIG_ORIGEN +/* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0x7 */ +#define APB_SFR_INTERLEAVE_CONF_VAL 0x20001507 +#define APB_SFR_ARBRITATION_CONF_VAL 0x00000001 +#endif + +#define INTERLEAVE_ADDR_MAP_START_ADDR 0x40000000 +#define INTERLEAVE_ADDR_MAP_END_ADDR 0xbfffffff +#define INTERLEAVE_ADDR_MAP_EN 0x00000001 + +#ifdef CONFIG_MIU_1BIT_INTERLEAVED +/* Interleave_bit0: 0xC*/ +#define APB_SFR_INTERLEAVE_CONF_VAL 0x0000000c +#endif +#ifdef CONFIG_MIU_2BIT_INTERLEAVED +/* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0xc */ +#define APB_SFR_INTERLEAVE_CONF_VAL 0x2000150c +#endif +#define SLAVE0_SINGLE_ADDR_MAP_START_ADDR 0x40000000 +#define SLAVE0_SINGLE_ADDR_MAP_END_ADDR 0x7fffffff +#define SLAVE1_SINGLE_ADDR_MAP_START_ADDR 0x80000000 +#define SLAVE1_SINGLE_ADDR_MAP_END_ADDR 0xbfffffff +/* Enable SME0 and SME1*/ +#define APB_SFR_SLV_ADDR_MAP_CONF_VAL 0x00000006 + +#define FORCE_DLL_RESYNC 3 +#define DLL_CONTROL_ON 1 + +#define DIRECT_CMD1 0x00020000 +#define DIRECT_CMD2 0x00030000 +#define DIRECT_CMD3 0x00010002 +#define DIRECT_CMD4 0x00000328 + +#define CTRL_ZQ_MODE_NOTERM (0x1 << 0) +#define CTRL_ZQ_START (0x1 << 1) +#define CTRL_ZQ_DIV (0 << 4) +#define CTRL_ZQ_MODE_DDS (0x7 << 8) +#define CTRL_ZQ_MODE_TERM (0x2 << 11) +#define CTRL_ZQ_FORCE_IMPN (0x5 << 14) +#define CTRL_ZQ_FORCE_IMPP (0x6 << 17) +#define CTRL_DCC (0xE38 << 20) +#define ZQ_CONTROL_VAL (CTRL_ZQ_MODE_NOTERM | CTRL_ZQ_START\ + | CTRL_ZQ_DIV | CTRL_ZQ_MODE_DDS\ + | CTRL_ZQ_MODE_TERM | CTRL_ZQ_FORCE_IMPN\ + | CTRL_ZQ_FORCE_IMPP | CTRL_DCC) + +#define ASYNC (0 << 0) +#define CLK_RATIO (1 << 1) +#define DIV_PIPE (1 << 3) +#define AWR_ON (1 << 4) +#define AREF_DISABLE (0 << 5) +#define DRV_TYPE_DISABLE (0 << 6) +#define CHIP0_NOT_EMPTY (0 << 8) +#define CHIP1_NOT_EMPTY (0 << 9) +#define DQ_SWAP_DISABLE (0 << 10) +#define QOS_FAST_DISABLE (0 << 11) +#define RD_FETCH (0x3 << 12) +#define TIMEOUT_LEVEL0 (0xFFF << 16) +#define CONCONTROL_VAL (ASYNC | CLK_RATIO | DIV_PIPE | AWR_ON\ + | AREF_DISABLE | DRV_TYPE_DISABLE\ + | CHIP0_NOT_EMPTY | CHIP1_NOT_EMPTY\ + | DQ_SWAP_DISABLE | QOS_FAST_DISABLE\ + | RD_FETCH | TIMEOUT_LEVEL0) + +#define CLK_STOP_DISABLE (0 << 1) +#define DPWRDN_DISABLE (0 << 2) +#define DPWRDN_TYPE (0 << 3) +#define TP_DISABLE (0 << 4) +#define DSREF_DIABLE (0 << 5) +#define ADD_LAT_PALL (1 << 6) +#define MEM_TYPE_DDR3 (0x6 << 8) +#define MEM_WIDTH_32 (0x2 << 12) +#define NUM_CHIP_2 (1 << 16) +#define BL_8 (0x3 << 20) +#define MEMCONTROL_VAL (CLK_STOP_DISABLE | DPWRDN_DISABLE\ + | DPWRDN_TYPE | TP_DISABLE | DSREF_DIABLE\ + | ADD_LAT_PALL | MEM_TYPE_DDR3 | MEM_WIDTH_32\ + | NUM_CHIP_2 | BL_8) + + +#define CHIP_BANK_8 (0x3 << 0) +#define CHIP_ROW_14 (0x2 << 4) +#define CHIP_COL_10 (0x3 << 8) +#define CHIP_MAP_INTERLEAVED (1 << 12) +#define CHIP_MASK (0xe0 << 16) +#ifdef CONFIG_MIU_LINEAR +#define CHIP0_BASE (0x40 << 24) +#define CHIP1_BASE (0x60 << 24) +#else +#define CHIP0_BASE (0x20 << 24) +#define CHIP1_BASE (0x40 << 24) +#endif +#define MEMCONFIG0_VAL (CHIP_BANK_8 | CHIP_ROW_14 | CHIP_COL_10\ + | CHIP_MAP_INTERLEAVED | CHIP_MASK | CHIP0_BASE) +#define MEMCONFIG1_VAL (CHIP_BANK_8 | CHIP_ROW_14 | CHIP_COL_10\ + | CHIP_MAP_INTERLEAVED | CHIP_MASK | CHIP1_BASE) + +#define TP_CNT (0xff << 24) +#define PRECHCONFIG TP_CNT + +#define CTRL_OFF (0 << 0) +#define CTRL_DLL_OFF (0 << 1) +#define CTRL_HALF (0 << 2) +#define CTRL_DFDQS (1 << 3) +#define DQS_DELAY (0 << 4) +#define CTRL_START_POINT (0x10 << 8) +#define CTRL_INC (0x10 << 16) +#define CTRL_FORCE (0x71 << 24) +#define CONTROL0_VAL (CTRL_OFF | CTRL_DLL_OFF | CTRL_HALF\ + | CTRL_DFDQS | DQS_DELAY | CTRL_START_POINT\ + | CTRL_INC | CTRL_FORCE) + +#define CTRL_SHIFTC (0x6 << 0) +#define CTRL_REF (8 << 4) +#define CTRL_SHGATE (1 << 29) +#define TERM_READ_EN (1 << 30) +#define TERM_WRITE_EN (1 << 31) +#define CONTROL1_VAL (CTRL_SHIFTC | CTRL_REF | CTRL_SHGATE\ + | TERM_READ_EN | TERM_WRITE_EN) + +#define CONTROL2_VAL 0x00000000 + +#ifdef CONFIG_ORIGEN +#define TIMINGREF_VAL 0x000000BB +#define TIMINGROW_VAL 0x4046654f +#define TIMINGDATA_VAL 0x46400506 +#define TIMINGPOWER_VAL 0x52000A3C +#else +#define TIMINGREF_VAL 0x000000BC +#ifdef DRAM_CLK_330 +#define TIMINGROW_VAL 0x3545548d +#define TIMINGDATA_VAL 0x45430506 +#define TIMINGPOWER_VAL 0x4439033c +#endif +#ifdef DRAM_CLK_400 +#define TIMINGROW_VAL 0x45430506 +#define TIMINGDATA_VAL 0x56500506 +#define TIMINGPOWER_VAL 0x5444033d +#endif +#endif +#endif diff --git a/arch/arm/cpu/armv7/exynos/exynos5_setup.h b/arch/arm/cpu/armv7/exynos/exynos5_setup.h new file mode 100644 index 0000000000..8f36c16040 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/exynos5_setup.h @@ -0,0 +1,567 @@ +/* + * Machine Specific Values for SMDK5250 board based on EXYNOS5 + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _SMDK5250_SETUP_H +#define _SMDK5250_SETUP_H + +#include <config.h> +#include <asm/arch/dmc.h> + +/* APLL_CON1 */ +#define APLL_CON1_VAL (0x00203800) + +/* MPLL_CON1 */ +#define MPLL_CON1_VAL (0x00203800) + +/* CPLL_CON1 */ +#define CPLL_CON1_VAL (0x00203800) + +/* GPLL_CON1 */ +#define GPLL_CON1_VAL (0x00203800) + +/* EPLL_CON1, CON2 */ +#define EPLL_CON1_VAL 0x00000000 +#define EPLL_CON2_VAL 0x00000080 + +/* VPLL_CON1, CON2 */ +#define VPLL_CON1_VAL 0x00000000 +#define VPLL_CON2_VAL 0x00000080 + +/* BPLL_CON1 */ +#define BPLL_CON1_VAL 0x00203800 + +/* Set PLL */ +#define set_pll(mdiv, pdiv, sdiv) (1<<31 | mdiv<<16 | pdiv<<8 | sdiv) + +/* CLK_SRC_CPU */ +/* 0 = MOUTAPLL, 1 = SCLKMPLL */ +#define MUX_HPM_SEL 0 +#define MUX_CPU_SEL 0 +#define MUX_APLL_SEL 1 + +#define CLK_SRC_CPU_VAL ((MUX_HPM_SEL << 20) \ + | (MUX_CPU_SEL << 16) \ + | (MUX_APLL_SEL)) + +/* MEMCONTROL register bit fields */ +#define DMC_MEMCONTROL_CLK_STOP_DISABLE (0 << 0) +#define DMC_MEMCONTROL_DPWRDN_DISABLE (0 << 1) +#define DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE (0 << 2) +#define DMC_MEMCONTROL_TP_DISABLE (0 << 4) +#define DMC_MEMCONTROL_DSREF_DISABLE (0 << 5) +#define DMC_MEMCONTROL_DSREF_ENABLE (1 << 5) +#define DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(x) (x << 6) + +#define DMC_MEMCONTROL_MEM_TYPE_LPDDR3 (7 << 8) +#define DMC_MEMCONTROL_MEM_TYPE_DDR3 (6 << 8) +#define DMC_MEMCONTROL_MEM_TYPE_LPDDR2 (5 << 8) + +#define DMC_MEMCONTROL_MEM_WIDTH_32BIT (2 << 12) + +#define DMC_MEMCONTROL_NUM_CHIP_1 (0 << 16) +#define DMC_MEMCONTROL_NUM_CHIP_2 (1 << 16) + +#define DMC_MEMCONTROL_BL_8 (3 << 20) +#define DMC_MEMCONTROL_BL_4 (2 << 20) + +#define DMC_MEMCONTROL_PZQ_DISABLE (0 << 24) + +#define DMC_MEMCONTROL_MRR_BYTE_7_0 (0 << 25) +#define DMC_MEMCONTROL_MRR_BYTE_15_8 (1 << 25) +#define DMC_MEMCONTROL_MRR_BYTE_23_16 (2 << 25) +#define DMC_MEMCONTROL_MRR_BYTE_31_24 (3 << 25) + +/* MEMCONFIG0 register bit fields */ +#define DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED (1 << 12) +#define DMC_MEMCONFIGX_CHIP_COL_10 (3 << 8) +#define DMC_MEMCONFIGX_CHIP_ROW_14 (2 << 4) +#define DMC_MEMCONFIGX_CHIP_ROW_15 (3 << 4) +#define DMC_MEMCONFIGX_CHIP_BANK_8 (3 << 0) + +#define DMC_MEMBASECONFIGX_CHIP_BASE(x) (x << 16) +#define DMC_MEMBASECONFIGX_CHIP_MASK(x) (x << 0) +#define DMC_MEMBASECONFIG_VAL(x) ( \ + DMC_MEMBASECONFIGX_CHIP_BASE(x) | \ + DMC_MEMBASECONFIGX_CHIP_MASK(0x780) \ +) + +#define DMC_MEMBASECONFIG0_VAL DMC_MEMBASECONFIG_VAL(0x40) +#define DMC_MEMBASECONFIG1_VAL DMC_MEMBASECONFIG_VAL(0x80) + +#define DMC_PRECHCONFIG_VAL 0xFF000000 +#define DMC_PWRDNCONFIG_VAL 0xFFFF00FF + +#define DMC_CONCONTROL_RESET_VAL 0x0FFF0000 +#define DFI_INIT_START (1 << 28) +#define EMPTY (1 << 8) +#define AREF_EN (1 << 5) + +#define DFI_INIT_COMPLETE_CHO (1 << 2) +#define DFI_INIT_COMPLETE_CH1 (1 << 3) + +#define RDLVL_COMPLETE_CHO (1 << 14) +#define RDLVL_COMPLETE_CH1 (1 << 15) + +#define CLK_STOP_EN (1 << 0) +#define DPWRDN_EN (1 << 1) +#define DSREF_EN (1 << 5) + +/* COJCONTROL register bit fields */ +#define DMC_CONCONTROL_IO_PD_CON_DISABLE (0 << 3) +#define DMC_CONCONTROL_AREF_EN_DISABLE (0 << 5) +#define DMC_CONCONTROL_EMPTY_DISABLE (0 << 8) +#define DMC_CONCONTROL_EMPTY_ENABLE (1 << 8) +#define DMC_CONCONTROL_RD_FETCH_DISABLE (0x0 << 12) +#define DMC_CONCONTROL_TIMEOUT_LEVEL0 (0xFFF << 16) +#define DMC_CONCONTROL_DFI_INIT_START_DISABLE (0 << 28) + +/* CLK_DIV_CPU0_VAL */ +#define CLK_DIV_CPU0_VAL ((ARM2_RATIO << 28) \ + | (APLL_RATIO << 24) \ + | (PCLK_DBG_RATIO << 20) \ + | (ATB_RATIO << 16) \ + | (PERIPH_RATIO << 12) \ + | (ACP_RATIO << 8) \ + | (CPUD_RATIO << 4) \ + | (ARM_RATIO)) + + +/* CLK_FSYS */ +#define CLK_SRC_FSYS0_VAL 0x66666 +#define CLK_DIV_FSYS0_VAL 0x0BB00000 + +/* CLK_DIV_CPU1 */ +#define HPM_RATIO 0x2 +#define COPY_RATIO 0x0 + +/* CLK_DIV_CPU1 = 0x00000003 */ +#define CLK_DIV_CPU1_VAL ((HPM_RATIO << 4) \ + | (COPY_RATIO)) + +/* CLK_SRC_CORE0 */ +#define CLK_SRC_CORE0_VAL 0x00000000 + +/* CLK_SRC_CORE1 */ +#define CLK_SRC_CORE1_VAL 0x100 + +/* CLK_DIV_CORE0 */ +#define CLK_DIV_CORE0_VAL 0x00120000 + +/* CLK_DIV_CORE1 */ +#define CLK_DIV_CORE1_VAL 0x07070700 + +/* CLK_DIV_SYSRGT */ +#define CLK_DIV_SYSRGT_VAL 0x00000111 + +/* CLK_DIV_ACP */ +#define CLK_DIV_ACP_VAL 0x12 + +/* CLK_DIV_SYSLFT */ +#define CLK_DIV_SYSLFT_VAL 0x00000311 + +/* CLK_SRC_CDREX */ +#define CLK_SRC_CDREX_VAL 0x1 + +/* CLK_DIV_CDREX */ +#define MCLK_CDREX2_RATIO 0x0 +#define ACLK_EFCON_RATIO 0x1 +#define MCLK_DPHY_RATIO 0x1 +#define MCLK_CDREX_RATIO 0x1 +#define ACLK_C2C_200_RATIO 0x1 +#define C2C_CLK_400_RATIO 0x1 +#define PCLK_CDREX_RATIO 0x1 +#define ACLK_CDREX_RATIO 0x1 + +#define CLK_DIV_CDREX_VAL ((MCLK_DPHY_RATIO << 24) \ + | (C2C_CLK_400_RATIO << 6) \ + | (PCLK_CDREX_RATIO << 4) \ + | (ACLK_CDREX_RATIO)) + +/* CLK_SRC_TOP0 */ +#define MUX_ACLK_300_GSCL_SEL 0x0 +#define MUX_ACLK_300_GSCL_MID_SEL 0x0 +#define MUX_ACLK_400_G3D_MID_SEL 0x0 +#define MUX_ACLK_333_SEL 0x0 +#define MUX_ACLK_300_DISP1_SEL 0x0 +#define MUX_ACLK_300_DISP1_MID_SEL 0x0 +#define MUX_ACLK_200_SEL 0x0 +#define MUX_ACLK_166_SEL 0x0 +#define CLK_SRC_TOP0_VAL ((MUX_ACLK_300_GSCL_SEL << 25) \ + | (MUX_ACLK_300_GSCL_MID_SEL << 24) \ + | (MUX_ACLK_400_G3D_MID_SEL << 20) \ + | (MUX_ACLK_333_SEL << 16) \ + | (MUX_ACLK_300_DISP1_SEL << 15) \ + | (MUX_ACLK_300_DISP1_MID_SEL << 14) \ + | (MUX_ACLK_200_SEL << 12) \ + | (MUX_ACLK_166_SEL << 8)) + +/* CLK_SRC_TOP1 */ +#define MUX_ACLK_400_G3D_SEL 0x1 +#define MUX_ACLK_400_ISP_SEL 0x0 +#define MUX_ACLK_400_IOP_SEL 0x0 +#define MUX_ACLK_MIPI_HSI_TXBASE_SEL 0x0 +#define MUX_ACLK_300_GSCL_MID1_SEL 0x0 +#define MUX_ACLK_300_DISP1_MID1_SEL 0x0 +#define CLK_SRC_TOP1_VAL ((MUX_ACLK_400_G3D_SEL << 28) \ + |(MUX_ACLK_400_ISP_SEL << 24) \ + |(MUX_ACLK_400_IOP_SEL << 20) \ + |(MUX_ACLK_MIPI_HSI_TXBASE_SEL << 16) \ + |(MUX_ACLK_300_GSCL_MID1_SEL << 12) \ + |(MUX_ACLK_300_DISP1_MID1_SEL << 8)) + +/* CLK_SRC_TOP2 */ +#define MUX_GPLL_SEL 0x1 +#define MUX_BPLL_USER_SEL 0x0 +#define MUX_MPLL_USER_SEL 0x0 +#define MUX_VPLL_SEL 0x1 +#define MUX_EPLL_SEL 0x1 +#define MUX_CPLL_SEL 0x1 +#define VPLLSRC_SEL 0x0 +#define CLK_SRC_TOP2_VAL ((MUX_GPLL_SEL << 28) \ + | (MUX_BPLL_USER_SEL << 24) \ + | (MUX_MPLL_USER_SEL << 20) \ + | (MUX_VPLL_SEL << 16) \ + | (MUX_EPLL_SEL << 12) \ + | (MUX_CPLL_SEL << 8) \ + | (VPLLSRC_SEL)) +/* CLK_SRC_TOP3 */ +#define MUX_ACLK_333_SUB_SEL 0x1 +#define MUX_ACLK_400_SUB_SEL 0x1 +#define MUX_ACLK_266_ISP_SUB_SEL 0x1 +#define MUX_ACLK_266_GPS_SUB_SEL 0x0 +#define MUX_ACLK_300_GSCL_SUB_SEL 0x1 +#define MUX_ACLK_266_GSCL_SUB_SEL 0x1 +#define MUX_ACLK_300_DISP1_SUB_SEL 0x1 +#define MUX_ACLK_200_DISP1_SUB_SEL 0x1 +#define CLK_SRC_TOP3_VAL ((MUX_ACLK_333_SUB_SEL << 24) \ + | (MUX_ACLK_400_SUB_SEL << 20) \ + | (MUX_ACLK_266_ISP_SUB_SEL << 16) \ + | (MUX_ACLK_266_GPS_SUB_SEL << 12) \ + | (MUX_ACLK_300_GSCL_SUB_SEL << 10) \ + | (MUX_ACLK_266_GSCL_SUB_SEL << 8) \ + | (MUX_ACLK_300_DISP1_SUB_SEL << 6) \ + | (MUX_ACLK_200_DISP1_SUB_SEL << 4)) + +/* CLK_DIV_TOP0 */ +#define ACLK_300_DISP1_RATIO 0x2 +#define ACLK_400_G3D_RATIO 0x0 +#define ACLK_333_RATIO 0x0 +#define ACLK_266_RATIO 0x2 +#define ACLK_200_RATIO 0x3 +#define ACLK_166_RATIO 0x1 +#define ACLK_133_RATIO 0x1 +#define ACLK_66_RATIO 0x5 + +#define CLK_DIV_TOP0_VAL ((ACLK_300_DISP1_RATIO << 28) \ + | (ACLK_400_G3D_RATIO << 24) \ + | (ACLK_333_RATIO << 20) \ + | (ACLK_266_RATIO << 16) \ + | (ACLK_200_RATIO << 12) \ + | (ACLK_166_RATIO << 8) \ + | (ACLK_133_RATIO << 4) \ + | (ACLK_66_RATIO)) + +/* CLK_DIV_TOP1 */ +#define ACLK_MIPI_HSI_TX_BASE_RATIO 0x3 +#define ACLK_66_PRE_RATIO 0x1 +#define ACLK_400_ISP_RATIO 0x1 +#define ACLK_400_IOP_RATIO 0x1 +#define ACLK_300_GSCL_RATIO 0x2 + +#define CLK_DIV_TOP1_VAL ((ACLK_MIPI_HSI_TX_BASE_RATIO << 28) \ + | (ACLK_66_PRE_RATIO << 24) \ + | (ACLK_400_ISP_RATIO << 20) \ + | (ACLK_400_IOP_RATIO << 16) \ + | (ACLK_300_GSCL_RATIO << 12)) + +/* APLL_LOCK */ +#define APLL_LOCK_VAL (0x546) +/* MPLL_LOCK */ +#define MPLL_LOCK_VAL (0x546) +/* CPLL_LOCK */ +#define CPLL_LOCK_VAL (0x546) +/* GPLL_LOCK */ +#define GPLL_LOCK_VAL (0x546) +/* EPLL_LOCK */ +#define EPLL_LOCK_VAL (0x3A98) +/* VPLL_LOCK */ +#define VPLL_LOCK_VAL (0x3A98) +/* BPLL_LOCK */ +#define BPLL_LOCK_VAL (0x546) + +#define MUX_APLL_SEL_MASK (1 << 0) +#define MUX_MPLL_SEL_MASK (1 << 8) +#define MPLL_SEL_MOUT_MPLLFOUT (2 << 8) +#define MUX_CPLL_SEL_MASK (1 << 8) +#define MUX_EPLL_SEL_MASK (1 << 12) +#define MUX_VPLL_SEL_MASK (1 << 16) +#define MUX_GPLL_SEL_MASK (1 << 28) +#define MUX_BPLL_SEL_MASK (1 << 0) +#define MUX_HPM_SEL_MASK (1 << 20) +#define HPM_SEL_SCLK_MPLL (1 << 21) +#define APLL_CON0_LOCKED (1 << 29) +#define MPLL_CON0_LOCKED (1 << 29) +#define BPLL_CON0_LOCKED (1 << 29) +#define CPLL_CON0_LOCKED (1 << 29) +#define EPLL_CON0_LOCKED (1 << 29) +#define GPLL_CON0_LOCKED (1 << 29) +#define VPLL_CON0_LOCKED (1 << 29) +#define CLK_REG_DISABLE 0x0 +#define TOP2_VAL 0x0110000 + +/* CLK_SRC_PERIC0 */ +#define PWM_SEL 6 +#define UART3_SEL 6 +#define UART2_SEL 6 +#define UART1_SEL 6 +#define UART0_SEL 6 +/* SRC_CLOCK = SCLK_MPLL */ +#define CLK_SRC_PERIC0_VAL ((PWM_SEL << 24) \ + | (UART3_SEL << 12) \ + | (UART2_SEL << 8) \ + | (UART1_SEL << 4) \ + | (UART0_SEL)) + +/* CLK_SRC_PERIC1 */ +/* SRC_CLOCK = SCLK_MPLL */ +#define SPI0_SEL 6 +#define SPI1_SEL 6 +#define SPI2_SEL 6 +#define CLK_SRC_PERIC1_VAL ((SPI2_SEL << 24) \ + | (SPI1_SEL << 20) \ + | (SPI0_SEL << 16)) + +/* SCLK_SRC_ISP - set SPI0/1 to 6 = SCLK_MPLL_USER */ +#define SPI0_ISP_SEL 6 +#define SPI1_ISP_SEL 6 +#define SCLK_SRC_ISP_VAL (SPI1_ISP_SEL << 4) \ + | (SPI0_ISP_SEL << 0) + +/* SCLK_DIV_ISP - set SPI0/1 to 0xf = divide by 16 */ +#define SPI0_ISP_RATIO 0xf +#define SPI1_ISP_RATIO 0xf +#define SCLK_DIV_ISP_VAL (SPI1_ISP_RATIO << 12) \ + | (SPI0_ISP_RATIO << 0) + +/* CLK_DIV_PERIL0 */ +#define UART5_RATIO 7 +#define UART4_RATIO 7 +#define UART3_RATIO 7 +#define UART2_RATIO 7 +#define UART1_RATIO 7 +#define UART0_RATIO 7 + +#define CLK_DIV_PERIC0_VAL ((UART3_RATIO << 12) \ + | (UART2_RATIO << 8) \ + | (UART1_RATIO << 4) \ + | (UART0_RATIO)) +/* CLK_DIV_PERIC1 */ +#define SPI1_RATIO 0x7 +#define SPI0_RATIO 0xf +#define SPI1_SUB_RATIO 0x0 +#define SPI0_SUB_RATIO 0x0 +#define CLK_DIV_PERIC1_VAL ((SPI1_SUB_RATIO << 24) \ + | ((SPI1_RATIO << 16) \ + | (SPI0_SUB_RATIO << 8) \ + | (SPI0_RATIO << 0))) + +/* CLK_DIV_PERIC2 */ +#define SPI2_RATIO 0xf +#define SPI2_SUB_RATIO 0x0 +#define CLK_DIV_PERIC2_VAL ((SPI2_SUB_RATIO << 8) \ + | (SPI2_RATIO << 0)) + +/* CLK_DIV_PERIC3 */ +#define PWM_RATIO 8 +#define CLK_DIV_PERIC3_VAL (PWM_RATIO << 0) + +/* CLK_DIV_FSYS2 */ +#define MMC2_RATIO_MASK 0xf +#define MMC2_RATIO_VAL 0x3 +#define MMC2_RATIO_OFFSET 0 + +#define MMC2_PRE_RATIO_MASK 0xff +#define MMC2_PRE_RATIO_VAL 0x9 +#define MMC2_PRE_RATIO_OFFSET 8 + +#define MMC3_RATIO_MASK 0xf +#define MMC3_RATIO_VAL 0x1 +#define MMC3_RATIO_OFFSET 16 + +#define MMC3_PRE_RATIO_MASK 0xff +#define MMC3_PRE_RATIO_VAL 0x0 +#define MMC3_PRE_RATIO_OFFSET 24 + +/* CLK_SRC_LEX */ +#define CLK_SRC_LEX_VAL 0x0 + +/* CLK_DIV_LEX */ +#define CLK_DIV_LEX_VAL 0x10 + +/* CLK_DIV_R0X */ +#define CLK_DIV_R0X_VAL 0x10 + +/* CLK_DIV_L0X */ +#define CLK_DIV_R1X_VAL 0x10 + +/* CLK_DIV_ISP0 */ +#define CLK_DIV_ISP0_VAL 0x31 + +/* CLK_DIV_ISP1 */ +#define CLK_DIV_ISP1_VAL 0x0 + +/* CLK_DIV_ISP2 */ +#define CLK_DIV_ISP2_VAL 0x1 + +/* CLK_SRC_DISP1_0 */ +#define CLK_SRC_DISP1_0_VAL 0x6 + +/* + * DIV_DISP1_0 + * For DP, divisor should be 2 + */ +#define CLK_DIV_DISP1_0_FIMD1 (2 << 0) + +/* CLK_GATE_IP_DISP1 */ +#define CLK_GATE_DP1_ALLOW (1 << 4) + +#define DDR3PHY_CTRL_PHY_RESET (1 << 0) +#define DDR3PHY_CTRL_PHY_RESET_OFF (0 << 0) + +#define PHY_CON0_RESET_VAL 0x17020a40 +#define P0_CMD_EN (1 << 14) +#define BYTE_RDLVL_EN (1 << 13) +#define CTRL_SHGATE (1 << 8) + +#define PHY_CON1_RESET_VAL 0x09210100 +#define CTRL_GATEDURADJ_MASK (0xf << 20) + +#define PHY_CON2_RESET_VAL 0x00010004 +#define INIT_DESKEW_EN (1 << 6) +#define RDLVL_GATE_EN (1 << 24) + +/*ZQ Configurations */ +#define PHY_CON16_RESET_VAL 0x08000304 + +#define ZQ_CLK_DIV_EN (1 << 18) +#define ZQ_MANUAL_STR (1 << 1) +#define ZQ_DONE (1 << 0) + +#define CTRL_RDLVL_GATE_ENABLE 1 +#define CTRL_RDLVL_GATE_DISABLE 1 + +/* Direct Command */ +#define DIRECT_CMD_NOP 0x07000000 +#define DIRECT_CMD_PALL 0x01000000 +#define DIRECT_CMD_ZQINIT 0x0a000000 +#define DIRECT_CMD_CHANNEL_SHIFT 28 +#define DIRECT_CMD_CHIP_SHIFT 20 + +/* DMC PHY Control0 register */ +#define PHY_CONTROL0_RESET_VAL 0x0 +#define MEM_TERM_EN (1 << 31) /* Termination enable for memory */ +#define PHY_TERM_EN (1 << 30) /* Termination enable for PHY */ +#define DMC_CTRL_SHGATE (1 << 29) /* Duration of DQS gating signal */ +#define FP_RSYNC (1 << 3) /* Force DLL resyncronization */ + +/* Driver strength for CK, CKE, CS & CA */ +#define IMP_OUTPUT_DRV_40_OHM 0x5 +#define IMP_OUTPUT_DRV_30_OHM 0x7 +#define CA_CK_DRVR_DS_OFFSET 9 +#define CA_CKE_DRVR_DS_OFFSET 6 +#define CA_CS_DRVR_DS_OFFSET 3 +#define CA_ADR_DRVR_DS_OFFSET 0 + +#define PHY_CON42_CTRL_BSTLEN_SHIFT 8 +#define PHY_CON42_CTRL_RDLAT_SHIFT 0 + +struct mem_timings; + +/* Errors that we can encourter in low-level setup */ +enum { + SETUP_ERR_OK, + SETUP_ERR_RDLV_COMPLETE_TIMEOUT = -1, + SETUP_ERR_ZQ_CALIBRATION_FAILURE = -2, +}; + +/* + * Memory variant specific initialization code + * + * @param mem Memory timings for this memory type. + * @param mem_iv_size Memory interleaving size is a configurable parameter + * which the DMC uses to decide how to split a memory + * chunk into smaller chunks to support concurrent + * accesses; may vary across boards. + * @param reset Reset DDR PHY during initialization. + * @return 0 if ok, SETUP_ERR_... if there is a problem + */ +int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size, + int reset); + +/* + * Configure ZQ I/O interface + * + * @param mem Memory timings for this memory type. + * @param phy0_ctrl Pointer to struct containing PHY0 control reg + * @param phy1_ctrl Pointer to struct containing PHY1 control reg + * @return 0 if ok, -1 on error + */ +int dmc_config_zq(struct mem_timings *mem, + struct exynos5_phy_control *phy0_ctrl, + struct exynos5_phy_control *phy1_ctrl); + +/* + * Send NOP and MRS/EMRS Direct commands + * + * @param mem Memory timings for this memory type. + * @param dmc Pointer to struct of DMC registers + */ +void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc); + +/* + * Send PALL Direct commands + * + * @param mem Memory timings for this memory type. + * @param dmc Pointer to struct of DMC registers + */ +void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc); + +/* + * Configure the memconfig and membaseconfig registers + * + * @param mem Memory timings for this memory type. + * @param exynos5_dmc Pointer to struct of DMC registers + */ +void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc); + +/* + * Reset the DLL. This function is common between DDR3 and LPDDR2. + * However, the reset value is different. So we are passing a flag + * ddr_mode to distinguish between LPDDR2 and DDR3. + * + * @param exynos5_dmc Pointer to struct of DMC registers + * @param ddr_mode Type of DDR memory + */ +void update_reset_dll(struct exynos5_dmc *, enum ddr_mode); +#endif diff --git a/arch/arm/cpu/armv7/exynos/lowlevel_init.c b/arch/arm/cpu/armv7/exynos/lowlevel_init.c new file mode 100644 index 0000000000..11fe5b8d04 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/lowlevel_init.c @@ -0,0 +1,73 @@ +/* + * Lowlevel setup for EXYNOS5 based board + * + * Copyright (C) 2013 Samsung Electronics + * Rajeshwari Shinde <rajeshwari.s@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <config.h> +#include <asm/arch/cpu.h> +#include <asm/arch/dmc.h> +#include <asm/arch/power.h> +#include <asm/arch/tzpc.h> +#include <asm/arch/periph.h> +#include <asm/arch/pinmux.h> +#include "common_setup.h" + +/* These are the things we can do during low-level init */ +enum { + DO_WAKEUP = 1 << 0, + DO_CLOCKS = 1 << 1, + DO_MEM_RESET = 1 << 2, + DO_UART = 1 << 3, +}; + +int do_lowlevel_init(void) +{ + uint32_t reset_status; + int actions = 0; + + arch_cpu_init(); + + reset_status = get_reset_status(); + + switch (reset_status) { + case S5P_CHECK_SLEEP: + actions = DO_CLOCKS | DO_WAKEUP; + break; + case S5P_CHECK_DIDLE: + case S5P_CHECK_LPA: + actions = DO_WAKEUP; + break; + default: + /* This is a normal boot (not a wake from sleep) */ + actions = DO_CLOCKS | DO_MEM_RESET; + } + + if (actions & DO_CLOCKS) { + system_clock_init(); + mem_ctrl_init(actions & DO_MEM_RESET); + tzpc_init(); + } + + return actions & DO_WAKEUP; +} diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c index bd499b4761..2042062344 100644 --- a/arch/arm/cpu/armv7/exynos/pinmux.c +++ b/arch/arm/cpu/armv7/exynos/pinmux.c @@ -408,9 +408,49 @@ static int exynos4_mmc_config(int peripheral, int flags) return 0; } +static void exynos4_uart_config(int peripheral) +{ + struct exynos4_gpio_part1 *gpio1 = + (struct exynos4_gpio_part1 *)samsung_get_base_gpio_part1(); + struct s5p_gpio_bank *bank; + int i, start, count; + + switch (peripheral) { + case PERIPH_ID_UART0: + bank = &gpio1->a0; + start = 0; + count = 4; + break; + case PERIPH_ID_UART1: + bank = &gpio1->a0; + start = 4; + count = 4; + break; + case PERIPH_ID_UART2: + bank = &gpio1->a1; + start = 0; + count = 4; + break; + case PERIPH_ID_UART3: + bank = &gpio1->a1; + start = 4; + count = 2; + break; + } + for (i = start; i < start + count; i++) { + s5p_gpio_set_pull(bank, i, GPIO_PULL_NONE); + s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2)); + } +} static int exynos4_pinmux_config(int peripheral, int flags) { switch (peripheral) { + case PERIPH_ID_UART0: + case PERIPH_ID_UART1: + case PERIPH_ID_UART2: + case PERIPH_ID_UART3: + exynos4_uart_config(peripheral); + break; case PERIPH_ID_I2C0: case PERIPH_ID_I2C1: case PERIPH_ID_I2C2: diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c index 6375a81fd4..5d3bda2ad8 100644 --- a/arch/arm/cpu/armv7/exynos/power.c +++ b/arch/arm/cpu/armv7/exynos/power.c @@ -140,3 +140,53 @@ void set_hw_thermal_trip(void) setbits_le32(&power->ps_hold_control, POWER_ENABLE_HW_TRIP); } } + +static uint32_t exynos5_get_reset_status(void) +{ + struct exynos5_power *power = + (struct exynos5_power *)samsung_get_base_power(); + + return power->inform1; +} + +static uint32_t exynos4_get_reset_status(void) +{ + struct exynos4_power *power = + (struct exynos4_power *)samsung_get_base_power(); + + return power->inform1; +} + +uint32_t get_reset_status(void) +{ + if (cpu_is_exynos5()) + return exynos5_get_reset_status(); + else + return exynos4_get_reset_status(); +} + +static void exynos5_power_exit_wakeup(void) +{ + struct exynos5_power *power = + (struct exynos5_power *)samsung_get_base_power(); + typedef void (*resume_func)(void); + + ((resume_func)power->inform0)(); +} + +static void exynos4_power_exit_wakeup(void) +{ + struct exynos4_power *power = + (struct exynos4_power *)samsung_get_base_power(); + typedef void (*resume_func)(void); + + ((resume_func)power->inform0)(); +} + +void power_exit_wakeup(void) +{ + if (cpu_is_exynos5()) + exynos5_power_exit_wakeup(); + else + exynos4_power_exit_wakeup(); +} diff --git a/arch/arm/cpu/armv7/exynos/spl_boot.c b/arch/arm/cpu/armv7/exynos/spl_boot.c new file mode 100644 index 0000000000..6e8dd3b5d7 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/spl_boot.c @@ -0,0 +1,203 @@ +/* + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include<common.h> +#include<config.h> + +#include <asm/arch/clock.h> +#include <asm/arch/clk.h> +#include <asm/arch/dmc.h> +#include <asm/arch/power.h> +#include <asm/arch/spl.h> + +#include "common_setup.h" +#include "clock_init.h" + +DECLARE_GLOBAL_DATA_PTR; +#define OM_STAT (0x1f << 1) + +/* Index into irom ptr table */ +enum index { + MMC_INDEX, + EMMC44_INDEX, + EMMC44_END_INDEX, + SPI_INDEX, + USB_INDEX, +}; + +/* IROM Function Pointers Table */ +u32 irom_ptr_table[] = { + [MMC_INDEX] = 0x02020030, /* iROM Function Pointer-SDMMC boot */ + [EMMC44_INDEX] = 0x02020044, /* iROM Function Pointer-EMMC4.4 boot*/ + [EMMC44_END_INDEX] = 0x02020048,/* iROM Function Pointer + -EMMC4.4 end boot operation */ + [SPI_INDEX] = 0x02020058, /* iROM Function Pointer-SPI boot */ + [USB_INDEX] = 0x02020070, /* iROM Function Pointer-USB boot*/ + }; + +void *get_irom_func(int index) +{ + return (void *)*(u32 *)irom_ptr_table[index]; +} + +#ifdef CONFIG_USB_BOOTING +/* + * Set/clear program flow prediction and return the previous state. + */ +static int config_branch_prediction(int set_cr_z) +{ + unsigned int cr; + + /* System Control Register: 11th bit Z Branch prediction enable */ + cr = get_cr(); + set_cr(set_cr_z ? cr | CR_Z : cr & ~CR_Z); + + return cr & CR_Z; +} +#endif + +/* +* Copy U-boot from mmc to RAM: +* COPY_BL2_FNPTR_ADDR: Address in iRAM, which Contains +* Pointer to API (Data transfer from mmc to ram) +*/ +void copy_uboot_to_ram(void) +{ + enum boot_mode bootmode = BOOT_MODE_OM; + + u32 (*copy_bl2)(u32 offset, u32 nblock, u32 dst) = NULL; + u32 offset = 0, size = 0; +#ifdef CONFIG_SUPPORT_EMMC_BOOT + u32 (*copy_bl2_from_emmc)(u32 nblock, u32 dst); + void (*end_bootop_from_emmc)(void); +#endif +#ifdef CONFIG_USB_BOOTING + u32 (*usb_copy)(void); + int is_cr_z_set; + unsigned int sec_boot_check; + + /* Read iRAM location to check for secondary USB boot mode */ + sec_boot_check = readl(EXYNOS_IRAM_SECONDARY_BASE); + if (sec_boot_check == EXYNOS_USB_SECONDARY_BOOT) + bootmode = BOOT_MODE_USB; +#endif + + if (bootmode == BOOT_MODE_OM) + bootmode = readl(samsung_get_base_power()) & OM_STAT; + + switch (bootmode) { +#ifdef CONFIG_SPI_BOOTING + case BOOT_MODE_SERIAL: + offset = SPI_FLASH_UBOOT_POS; + size = CONFIG_BL2_SIZE; + copy_bl2 = get_irom_func(SPI_INDEX); + break; +#endif + case BOOT_MODE_MMC: + offset = BL2_START_OFFSET; + size = BL2_SIZE_BLOC_COUNT; + copy_bl2 = get_irom_func(MMC_INDEX); + break; +#ifdef CONFIG_SUPPORT_EMMC_BOOT + case BOOT_MODE_EMMC: + /* Set the FSYS1 clock divisor value for EMMC boot */ + emmc_boot_clk_div_set(); + + copy_bl2_from_emmc = get_irom_func(EMMC44_INDEX); + end_bootop_from_emmc = get_irom_func(EMMC44_END_INDEX); + + copy_bl2_from_emmc(BL2_SIZE_BLOC_COUNT, CONFIG_SYS_TEXT_BASE); + end_bootop_from_emmc(); + break; +#endif +#ifdef CONFIG_USB_BOOTING + case BOOT_MODE_USB: + /* + * iROM needs program flow prediction to be disabled + * before copy from USB device to RAM + */ + is_cr_z_set = config_branch_prediction(0); + usb_copy = get_irom_func(USB_INDEX); + usb_copy(); + config_branch_prediction(is_cr_z_set); + break; +#endif + default: + break; + } + + if (copy_bl2) + copy_bl2(offset, size, CONFIG_SYS_TEXT_BASE); +} + +void memzero(void *s, size_t n) +{ + char *ptr = s; + size_t i; + + for (i = 0; i < n; i++) + *ptr++ = '\0'; +} + +/** + * Set up the U-Boot global_data pointer + * + * This sets the address of the global data, and sets up basic values. + * + * @param gdp Value to give to gd + */ +static void setup_global_data(gd_t *gdp) +{ + gd = gdp; + memzero((void *)gd, sizeof(gd_t)); + gd->flags |= GD_FLG_RELOC; + gd->baudrate = CONFIG_BAUDRATE; + gd->have_console = 1; +} + +void board_init_f(unsigned long bootflag) +{ + __aligned(8) gd_t local_gd; + __attribute__((noreturn)) void (*uboot)(void); + + setup_global_data(&local_gd); + + if (do_lowlevel_init()) + power_exit_wakeup(); + + copy_uboot_to_ram(); + + /* Jump to U-Boot image */ + uboot = (void *)CONFIG_SYS_TEXT_BASE; + (*uboot)(); + /* Never returns Here */ +} + +/* Place Holders */ +void board_init_r(gd_t *id, ulong dest_addr) +{ + /* Function attribute is no-return */ + /* This Function never executes */ + while (1) + ; +} +void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3) {} diff --git a/arch/arm/cpu/armv7/exynos/tzpc.c b/arch/arm/cpu/armv7/exynos/tzpc.c new file mode 100644 index 0000000000..f5e8e9c474 --- /dev/null +++ b/arch/arm/cpu/armv7/exynos/tzpc.c @@ -0,0 +1,57 @@ +/* + * Lowlevel setup for SMDK5250 board based on S5PC520 + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/arch/tzpc.h> +#include <asm/io.h> + +/* Setting TZPC[TrustZone Protection Controller] */ +void tzpc_init(void) +{ + struct exynos_tzpc *tzpc; + unsigned int addr, start = 0, end = 0; + + start = samsung_get_base_tzpc(); + + if (cpu_is_exynos5()) + end = start + ((EXYNOS5_NR_TZPC_BANKS - 1) * TZPC_BASE_OFFSET); + else if (cpu_is_exynos4()) + end = start + ((EXYNOS4_NR_TZPC_BANKS - 1) * TZPC_BASE_OFFSET); + + for (addr = start; addr <= end; addr += TZPC_BASE_OFFSET) { + tzpc = (struct exynos_tzpc *)addr; + + if (addr == start) + writel(R0SIZE, &tzpc->r0size); + + writel(DECPROTXSET, &tzpc->decprot0set); + writel(DECPROTXSET, &tzpc->decprot1set); + + if (cpu_is_exynos5() && (addr == end)) + break; + + writel(DECPROTXSET, &tzpc->decprot2set); + writel(DECPROTXSET, &tzpc->decprot3set); + } +} diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile index 55e82ba369..c4b9809ad0 100644 --- a/arch/arm/cpu/armv7/omap-common/Makefile +++ b/arch/arm/cpu/armv7/omap-common/Makefile @@ -34,6 +34,7 @@ COBJS += hwinit-common.o COBJS += clocks-common.o COBJS += emif-common.o COBJS += vc.o +COBJS += abb.o endif ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) diff --git a/arch/arm/cpu/armv7/omap-common/abb.c b/arch/arm/cpu/armv7/omap-common/abb.c new file mode 100644 index 0000000000..87d1fb82eb --- /dev/null +++ b/arch/arm/cpu/armv7/omap-common/abb.c @@ -0,0 +1,137 @@ +/* + * + * Adaptive Body Bias programming sequence for OMAP family + * + * (C) Copyright 2013 + * Texas Instruments, <www.ti.com> + * + * Andrii Tseglytskyi <andrii.tseglytskyi@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/omap_common.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> + +__weak s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb) +{ + return -1; +} + +static void abb_setup_timings(u32 setup) +{ + u32 sys_rate, sr2_cnt, clk_cycles; + + /* + * SR2_WTCNT_VALUE is the settling time for the ABB ldo after a + * transition and must be programmed with the correct time at boot. + * The value programmed into the register is the number of SYS_CLK + * clock cycles that match a given wall time profiled for the ldo. + * This value depends on: + * settling time of ldo in micro-seconds (varies per OMAP family), + * of clock cycles per SYS_CLK period (varies per OMAP family), + * the SYS_CLK frequency in MHz (varies per board) + * The formula is: + * + * ldo settling time (in micro-seconds) + * SR2_WTCNT_VALUE = ------------------------------------------ + * (# system clock cycles) * (sys_clk period) + * + * Put another way: + * + * SR2_WTCNT_VALUE = settling time / (# SYS_CLK cycles / SYS_CLK rate)) + * + * To avoid dividing by zero multiply both "# clock cycles" and + * "settling time" by 10 such that the final result is the one we want. + */ + + /* calculate SR2_WTCNT_VALUE */ + sys_rate = DIV_ROUND(V_OSCK, 1000000); + clk_cycles = DIV_ROUND(OMAP_ABB_CLOCK_CYCLES * 10, sys_rate); + sr2_cnt = DIV_ROUND(OMAP_ABB_SETTLING_TIME * 10, clk_cycles); + + setbits_le32(setup, + sr2_cnt << (ffs(OMAP_ABB_SETUP_SR2_WTCNT_VALUE_MASK) - 1)); +} + +void abb_setup(u32 fuse, u32 ldovbb, u32 setup, u32 control, + u32 txdone, u32 txdone_mask, u32 opp) +{ + u32 abb_type_mask, opp_sel_mask; + + /* sanity check */ + if (!setup || !control || !txdone) + return; + + /* setup ABB only in case of Fast or Slow OPP */ + switch (opp) { + case OMAP_ABB_FAST_OPP: + abb_type_mask = OMAP_ABB_SETUP_ACTIVE_FBB_SEL_MASK; + opp_sel_mask = OMAP_ABB_CONTROL_FAST_OPP_SEL_MASK; + break; + case OMAP_ABB_SLOW_OPP: + abb_type_mask = OMAP_ABB_SETUP_ACTIVE_RBB_SEL_MASK; + opp_sel_mask = OMAP_ABB_CONTROL_SLOW_OPP_SEL_MASK; + break; + default: + return; + } + + /* + * For some OMAP silicons additional setup for LDOVBB register is + * required. This is determined by data retrieved from corresponding + * OPP EFUSE register. Data, which is retrieved from EFUSE - is + * ABB enable/disable flag and VSET value, which must be copied + * to LDOVBB register. If function call fails - return quietly, + * it means no ABB is required for such silicon. + * + * For silicons, which don't require LDOVBB setup "fuse" and + * "ldovbb" offsets are not defined. ABB will be initialized in + * the common way for them. + */ + if (fuse && ldovbb) { + if (abb_setup_ldovbb(fuse, ldovbb)) + return; + } + + /* clear ABB registers */ + writel(0, setup); + writel(0, control); + + /* configure timings, based on oscillator value */ + abb_setup_timings(setup); + + /* clear pending interrupts before setup */ + setbits_le32(txdone, txdone_mask); + + /* select ABB type */ + setbits_le32(setup, abb_type_mask | OMAP_ABB_SETUP_SR2EN_MASK); + + /* initiate ABB ldo change */ + setbits_le32(control, opp_sel_mask | OMAP_ABB_CONTROL_OPP_CHANGE_MASK); + + /* wait until transition complete */ + if (!wait_on_value(txdone_mask, txdone_mask, (void *)txdone, LDELAY)) + puts("Error: ABB txdone is not set\n"); + + /* clear ABB tranxdone */ + setbits_le32(txdone, txdone_mask); +} diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c index bff7e9c82a..76ae1b675f 100644 --- a/arch/arm/cpu/armv7/omap-common/boot-common.c +++ b/arch/arm/cpu/armv7/omap-common/boot-common.c @@ -25,6 +25,45 @@ DECLARE_GLOBAL_DATA_PTR; +void save_omap_boot_params(void) +{ + u32 rom_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS); + u8 boot_device; + u32 dev_desc, dev_data; + + if ((rom_params < NON_SECURE_SRAM_START) || + (rom_params > NON_SECURE_SRAM_END)) + return; + + /* + * rom_params can be type casted to omap_boot_parameters and + * used. But it not correct to assume that romcode structure + * encoding would be same as u-boot. So use the defined offsets. + */ + gd->arch.omap_boot_params.omap_bootdevice = boot_device = + *((u8 *)(rom_params + BOOT_DEVICE_OFFSET)); + + gd->arch.omap_boot_params.ch_flags = + *((u8 *)(rom_params + CH_FLAGS_OFFSET)); + + if ((boot_device >= MMC_BOOT_DEVICES_START) && + (boot_device <= MMC_BOOT_DEVICES_END)) { +#if !defined(CONFIG_AM33XX) && !defined(CONFIG_TI81XX) + if ((omap_hw_init_context() == + OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)) { + gd->arch.omap_boot_params.omap_bootmode = + *((u8 *)(rom_params + BOOT_MODE_OFFSET)); + } else +#endif + { + dev_desc = *((u32 *)(rom_params + DEV_DESC_PTR_OFFSET)); + dev_data = *((u32 *)(dev_desc + DEV_DATA_PTR_OFFSET)); + gd->arch.omap_boot_params.omap_bootmode = + *((u32 *)(dev_data + BOOT_MODE_OFFSET)); + } + } +} + #ifdef CONFIG_SPL_BUILD u32 spl_boot_device(void) { diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c index 99910cdcb0..ef23127bb6 100644 --- a/arch/arm/cpu/armv7/omap-common/clocks-common.c +++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c @@ -30,9 +30,10 @@ * MA 02111-1307 USA */ #include <common.h> +#include <i2c.h> #include <asm/omap_common.h> #include <asm/gpio.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/arch/sys_proto.h> #include <asm/utils.h> #include <asm/omap_gpio.h> @@ -49,13 +50,12 @@ const u32 sys_clk_array[8] = { 12000000, /* 12 MHz */ - 13000000, /* 13 MHz */ + 20000000, /* 20 MHz */ 16800000, /* 16.8 MHz */ 19200000, /* 19.2 MHz */ 26000000, /* 26 MHz */ 27000000, /* 27 MHz */ 38400000, /* 38.4 MHz */ - 20000000, /* 20 MHz */ }; static inline u32 __get_sys_clk_index(void) @@ -74,13 +74,6 @@ static inline u32 __get_sys_clk_index(void) /* SYS_CLKSEL - 1 to match the dpll param array indices */ ind = (readl((*prcm)->cm_sys_clksel) & CM_SYS_CLKSEL_SYS_CLKSEL_MASK) - 1; - /* - * SYS_CLKSEL value for 20MHz is 0. This is introduced newly - * in DRA7XX socs. SYS_CLKSEL -1 will be greater than - * NUM_SYS_CLK. So considering the last 3 bits as the index - * for the dpll param array. - */ - ind &= CM_SYS_CLKSEL_SYS_CLKSEL_MASK; } return ind; } @@ -440,6 +433,12 @@ static void setup_non_essential_dplls(void) params = get_abe_dpll_params(*dplls_data); #ifdef CONFIG_SYS_OMAP_ABE_SYSCK abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK; + + if (omap_revision() == DRA752_ES1_0) + /* Select the sys clk for dpll_abe */ + clrsetbits_le32((*prcm)->cm_abe_pll_sys_clksel, + CM_CLKSEL_ABE_PLL_SYS_CLKSEL_MASK, + CM_ABE_PLL_SYS_CLKSEL_SYSCLK2); #else abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK; /* @@ -487,6 +486,10 @@ void do_scale_vcore(u32 vcore_reg, u32 volt_mv, struct pmic_data *pmic) u32 offset = volt_mv; int ret = 0; + if (!volt_mv) + return; + + pmic->pmic_bus_init(); /* See if we can first get the GPIO if needed */ if (pmic->gpio_en) ret = gpio_request(pmic->gpio, "PMIC_GPIO"); @@ -509,14 +512,45 @@ void do_scale_vcore(u32 vcore_reg, u32 volt_mv, struct pmic_data *pmic) debug("do_scale_vcore: volt - %d offset_code - 0x%x\n", volt_mv, offset_code); - if (omap_vc_bypass_send_value(SMPS_I2C_SLAVE_ADDR, - vcore_reg, offset_code)) + if (pmic->pmic_write(pmic->i2c_slave_addr, vcore_reg, offset_code)) printf("Scaling voltage failed for 0x%x\n", vcore_reg); if (pmic->gpio_en) gpio_direction_output(pmic->gpio, 1); } +static u32 optimize_vcore_voltage(struct volts const *v) +{ + u32 val; + if (!v->value) + return 0; + if (!v->efuse.reg) + return v->value; + + switch (v->efuse.reg_bits) { + case 16: + val = readw(v->efuse.reg); + break; + case 32: + val = readl(v->efuse.reg); + break; + default: + printf("Error: efuse 0x%08x bits=%d unknown\n", + v->efuse.reg, v->efuse.reg_bits); + return v->value; + } + + if (!val) { + printf("Error: efuse 0x%08x bits=%d val=0, using %d\n", + v->efuse.reg, v->efuse.reg_bits, v->value); + return v->value; + } + + debug("%s:efuse 0x%08x bits=%d Vnom=%d, using efuse value %d\n", + __func__, v->efuse.reg, v->efuse.reg_bits, v->value, val); + return val; +} + /* * Setup the voltages for vdd_mpu, vdd_core, and vdd_iva * We set the maximum voltages allowed here because Smart-Reflex is not @@ -525,16 +559,34 @@ void do_scale_vcore(u32 vcore_reg, u32 volt_mv, struct pmic_data *pmic) */ void scale_vcores(struct vcores_data const *vcores) { - omap_vc_init(PRM_VC_I2C_CHANNEL_FREQ_KHZ); + u32 val; + + val = optimize_vcore_voltage(&vcores->core); + do_scale_vcore(vcores->core.addr, val, vcores->core.pmic); + + val = optimize_vcore_voltage(&vcores->mpu); + do_scale_vcore(vcores->mpu.addr, val, vcores->mpu.pmic); + + /* Configure MPU ABB LDO after scale */ + abb_setup((*ctrl)->control_std_fuse_opp_vdd_mpu_2, + (*ctrl)->control_wkup_ldovbb_mpu_voltage_ctrl, + (*prcm)->prm_abbldo_mpu_setup, + (*prcm)->prm_abbldo_mpu_ctrl, + (*prcm)->prm_irqstatus_mpu_2, + OMAP_ABB_MPU_TXDONE_MASK, + OMAP_ABB_FAST_OPP); - do_scale_vcore(vcores->core.addr, vcores->core.value, - vcores->core.pmic); + val = optimize_vcore_voltage(&vcores->mm); + do_scale_vcore(vcores->mm.addr, val, vcores->mm.pmic); - do_scale_vcore(vcores->mpu.addr, vcores->mpu.value, - vcores->mpu.pmic); + val = optimize_vcore_voltage(&vcores->gpu); + do_scale_vcore(vcores->gpu.addr, val, vcores->gpu.pmic); - do_scale_vcore(vcores->mm.addr, vcores->mm.value, - vcores->mm.pmic); + val = optimize_vcore_voltage(&vcores->eve); + do_scale_vcore(vcores->eve.addr, val, vcores->eve.pmic); + + val = optimize_vcore_voltage(&vcores->iva); + do_scale_vcore(vcores->iva.addr, val, vcores->iva.pmic); if (emif_sdram_type() == EMIF_SDRAM_TYPE_DDR3) { /* Configure LDO SRAM "magic" bits */ @@ -710,6 +762,7 @@ void prcm_init(void) case OMAP_INIT_CONTEXT_UBOOT_FROM_NOR: case OMAP_INIT_CONTEXT_UBOOT_AFTER_CH: enable_basic_clocks(); + timer_init(); scale_vcores(*omap_vcores); setup_dplls(); #ifdef CONFIG_SYS_CLOCKS_ENABLE_ALL @@ -725,3 +778,13 @@ void prcm_init(void) if (OMAP_INIT_CONTEXT_SPL != omap_hw_init_context()) enable_basic_uboot_clocks(); } + +void gpi2c_init(void) +{ + static int gpi2c = 1; + + if (gpi2c) { + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + gpi2c = 0; + } +} diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c index 11e830a533..9ede3f5442 100644 --- a/arch/arm/cpu/armv7/omap-common/emif-common.c +++ b/arch/arm/cpu/armv7/omap-common/emif-common.c @@ -27,7 +27,7 @@ #include <common.h> #include <asm/emif.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/arch/sys_proto.h> #include <asm/omap_common.h> #include <asm/utils.h> @@ -209,7 +209,8 @@ void emif_update_timings(u32 base, const struct emif_regs *regs) writel(regs->temp_alert_config, &emif->emif_temp_alert_config); writel(regs->emif_ddr_phy_ctlr_1, &emif->emif_ddr_phy_ctrl_1_shdw); - if (omap_revision() >= OMAP5430_ES1_0) { + if ((omap_revision() >= OMAP5430_ES1_0) || + (omap_revision() == DRA752_ES1_0)) { writel(EMIF_L3_CONFIG_VAL_SYS_10_MPU_5_LL_0, &emif->emif_l3_config); } else if (omap_revision() >= OMAP4460_ES1_0) { @@ -263,6 +264,18 @@ static void ddr3_leveling(u32 base, const struct emif_regs *regs) __udelay(130); } +static void ddr3_sw_leveling(u32 base, const struct emif_regs *regs) +{ + struct emif_reg_struct *emif = (struct emif_reg_struct *)base; + + writel(regs->emif_ddr_phy_ctlr_1, &emif->emif_ddr_phy_ctrl_1); + writel(regs->emif_ddr_phy_ctlr_1, &emif->emif_ddr_phy_ctrl_1_shdw); + config_data_eye_leveling_samples(base); + + writel(regs->emif_rd_wr_lvl_ctl, &emif->emif_rd_wr_lvl_ctl); + writel(regs->sdram_config, &emif->emif_sdram_config); +} + static void ddr3_init(u32 base, const struct emif_regs *regs) { struct emif_reg_struct *emif = (struct emif_reg_struct *)base; @@ -273,6 +286,7 @@ static void ddr3_init(u32 base, const struct emif_regs *regs) * defined, contents of mode Registers must be fully initialized. * H/W takes care of this initialization */ + writel(regs->sdram_config2, &emif->emif_lpddr2_nvm_config); writel(regs->sdram_config_init, &emif->emif_sdram_config); writel(regs->emif_ddr_phy_ctlr_1_init, &emif->emif_ddr_phy_ctrl_1); @@ -290,7 +304,10 @@ static void ddr3_init(u32 base, const struct emif_regs *regs) /* enable leveling */ writel(regs->emif_rd_wr_lvl_rmp_ctl, &emif->emif_rd_wr_lvl_rmp_ctl); - ddr3_leveling(base, regs); + if (omap_revision() == DRA752_ES1_0) + ddr3_sw_leveling(base, regs); + else + ddr3_leveling(base, regs); } #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS @@ -1078,7 +1095,10 @@ static void do_sdram_init(u32 base) if (warm_reset() && (emif_sdram_type() == EMIF_SDRAM_TYPE_DDR3)) { set_lpmode_selfrefresh(base); emif_reset_phy(base); - ddr3_leveling(base, regs); + if (omap_revision() == DRA752_ES1_0) + ddr3_sw_leveling(base, regs); + else + ddr3_leveling(base, regs); } /* Write to the shadow registers */ @@ -1180,6 +1200,9 @@ void dmm_init(u32 base) /* TRAP for invalid TILER mappings in section 0 */ lis_map_regs_calculated.dmm_lisa_map_0 = DMM_LISA_MAP_0_INVAL_ADDR_TRAP; + if (omap_revision() >= OMAP4460_ES1_0) + lis_map_regs_calculated.is_ma_present = 1; + lisa_map_regs = &lis_map_regs_calculated; #endif struct dmm_lisa_map_regs *hw_lisa_map_regs = diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c index 1645120de7..5df116edbe 100644 --- a/arch/arm/cpu/armv7/omap-common/hwinit-common.c +++ b/arch/arm/cpu/armv7/omap-common/hwinit-common.c @@ -84,7 +84,7 @@ u32 cortex_rev(void) return rev; } -void omap_rev_string(void) +static void omap_rev_string(void) { u32 omap_rev = omap_revision(); u32 soc_variant = (omap_rev & 0xF0000000) >> 28; @@ -111,42 +111,6 @@ void __weak srcomp_enable(void) { } -static void save_omap_boot_params(void) -{ - u32 rom_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS); - u8 boot_device; - u32 dev_desc, dev_data; - - if ((rom_params < NON_SECURE_SRAM_START) || - (rom_params > NON_SECURE_SRAM_END)) - return; - - /* - * rom_params can be type casted to omap_boot_parameters and - * used. But it not correct to assume that romcode structure - * encoding would be same as u-boot. So use the defined offsets. - */ - gd->arch.omap_boot_params.omap_bootdevice = boot_device = - *((u8 *)(rom_params + BOOT_DEVICE_OFFSET)); - - gd->arch.omap_boot_params.ch_flags = - *((u8 *)(rom_params + CH_FLAGS_OFFSET)); - - if ((boot_device >= MMC_BOOT_DEVICES_START) && - (boot_device <= MMC_BOOT_DEVICES_END)) { - if ((omap_hw_init_context() == - OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)) { - gd->arch.omap_boot_params.omap_bootmode = - *((u8 *)(rom_params + BOOT_MODE_OFFSET)); - } else { - dev_desc = *((u32 *)(rom_params + DEV_DESC_PTR_OFFSET)); - dev_data = *((u32 *)(dev_desc + DEV_DATA_PTR_OFFSET)); - gd->arch.omap_boot_params.omap_bootmode = - *((u32 *)(dev_data + BOOT_MODE_OFFSET)); - } - } -} - #ifdef CONFIG_ARCH_CPU_INIT /* * SOC specific cpu init @@ -202,8 +166,6 @@ void s_init(void) #endif prcm_init(); #ifdef CONFIG_SPL_BUILD - timer_init(); - /* For regular u-boot sdram_init() is called from dram_init() */ sdram_init(); #endif diff --git a/arch/arm/cpu/armv7/omap-common/timer.c b/arch/arm/cpu/armv7/omap-common/timer.c index 507f6873e9..5926a5a810 100644 --- a/arch/arm/cpu/armv7/omap-common/timer.c +++ b/arch/arm/cpu/armv7/omap-common/timer.c @@ -35,6 +35,7 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/cpu.h> +#include <asm/arch/clock.h> DECLARE_GLOBAL_DATA_PTR; diff --git a/arch/arm/cpu/armv7/omap-common/vc.c b/arch/arm/cpu/armv7/omap-common/vc.c index e6e5f7893c..a68f1d145d 100644 --- a/arch/arm/cpu/armv7/omap-common/vc.c +++ b/arch/arm/cpu/armv7/omap-common/vc.c @@ -17,6 +17,7 @@ #include <common.h> #include <asm/omap_common.h> #include <asm/arch/sys_proto.h> +#include <asm/arch/clock.h> /* * Define Master code if there are multiple masters on the I2C_SR bus. @@ -57,7 +58,7 @@ * omap_vc_init() - Initialization for Voltage controller * @speed_khz: I2C buspeed in KHz */ -void omap_vc_init(u16 speed_khz) +static void omap_vc_init(u16 speed_khz) { u32 val; u32 sys_clk_khz, cycles_hi, cycles_low; @@ -137,3 +138,14 @@ int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data) /* All good.. */ return 0; } + +void sri2c_init(void) +{ + static int sri2c = 1; + + if (sri2c) { + omap_vc_init(PRM_VC_I2C_CHANNEL_FREQ_KHZ); + sri2c = 0; + } + return; +} diff --git a/arch/arm/cpu/armv7/omap3/clock.c b/arch/arm/cpu/armv7/omap3/clock.c index 09c51f62aa..81cc859780 100644 --- a/arch/arm/cpu/armv7/omap3/clock.c +++ b/arch/arm/cpu/armv7/omap3/clock.c @@ -27,7 +27,7 @@ #include <common.h> #include <asm/io.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/arch/clocks_omap3.h> #include <asm/arch/mem.h> #include <asm/arch/sys_proto.h> diff --git a/arch/arm/cpu/armv7/omap4/hw_data.c b/arch/arm/cpu/armv7/omap4/hw_data.c index 06a2fc8c2f..b97cad4364 100644 --- a/arch/arm/cpu/armv7/omap4/hw_data.c +++ b/arch/arm/cpu/armv7/omap4/hw_data.c @@ -29,7 +29,7 @@ #include <asm/arch/omap.h> #include <asm/arch/sys_proto.h> #include <asm/omap_common.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/omap_gpio.h> #include <asm/io.h> @@ -219,6 +219,9 @@ struct pmic_data twl6030_4430es1 = { .step = 12660, /* 12.66 mV represented in uV */ /* The code starts at 1 not 0 */ .start_code = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, }; struct pmic_data twl6030 = { @@ -226,6 +229,9 @@ struct pmic_data twl6030 = { .step = 12660, /* 12.66 mV represented in uV */ /* The code starts at 1 not 0 */ .start_code = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, }; struct pmic_data tps62361 = { @@ -233,7 +239,10 @@ struct pmic_data tps62361 = { .step = 10000, /* 10 mV represented in uV */ .start_code = 0, .gpio = TPS62361_VSEL0_GPIO, - .gpio_en = 1 + .gpio_en = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, }; struct vcores_data omap4430_volts_es1 = { diff --git a/arch/arm/cpu/armv7/omap4/prcm-regs.c b/arch/arm/cpu/armv7/omap4/prcm-regs.c index 7225a301b1..7e71ca0a26 100644 --- a/arch/arm/cpu/armv7/omap4/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap4/prcm-regs.c @@ -301,6 +301,8 @@ struct omap_sys_ctrl_regs const omap4_ctrl = { .control_ldosram_iva_voltage_ctrl = 0x4A002320, .control_ldosram_mpu_voltage_ctrl = 0x4A002324, .control_ldosram_core_voltage_ctrl = 0x4A002328, + .control_usbotghs_ctrl = 0x4A00233C, + .control_padconf_core_base = 0x4A100000, .control_pbiaslite = 0x4A100600, .control_lpddr2io1_0 = 0x4A100638, .control_lpddr2io1_1 = 0x4A10063C, @@ -312,4 +314,5 @@ struct omap_sys_ctrl_regs const omap4_ctrl = { .control_lpddr2io2_3 = 0x4A100654, .control_efuse_1 = 0x4A100700, .control_efuse_2 = 0x4A100704, + .control_padconf_wkup_base = 0x4A31E000, }; diff --git a/arch/arm/cpu/armv7/omap5/Makefile b/arch/arm/cpu/armv7/omap5/Makefile index ce00e2c3c5..6ff8dbb4eb 100644 --- a/arch/arm/cpu/armv7/omap5/Makefile +++ b/arch/arm/cpu/armv7/omap5/Makefile @@ -30,6 +30,7 @@ COBJS += emif.o COBJS += sdram.o COBJS += prcm-regs.o COBJS += hw_data.o +COBJS += abb.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS)) diff --git a/arch/arm/cpu/armv7/omap5/abb.c b/arch/arm/cpu/armv7/omap5/abb.c new file mode 100644 index 0000000000..92470becc0 --- /dev/null +++ b/arch/arm/cpu/armv7/omap5/abb.c @@ -0,0 +1,67 @@ +/* + * + * Adaptive Body Bias programming sequence for OMAP5 family + * + * (C) Copyright 2013 + * Texas Instruments, <www.ti.com> + * + * Andrii Tseglytskyi <andrii.tseglytskyi@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/omap_common.h> +#include <asm/io.h> + +/* + * Setup LDOVBB for OMAP5. + * On OMAP5+ some ABB settings are fused. They are handled + * in the following way: + * + * 1. corresponding EFUSE register contains ABB enable bit + * and VSET value + * 2. If ABB enable bit is set to 1, than ABB should be + * enabled, otherwise ABB should be disabled + * 3. If ABB is enabled, than VSET value should be copied + * to corresponding MUX control register + */ +s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb) +{ + u32 vset; + + /* + * ABB parameters must be properly fused + * otherwise ABB should be disabled + */ + vset = readl(fuse); + if (!(vset & OMAP5_ABB_FUSE_ENABLE_MASK)) + return -1; + + /* prepare VSET value for LDOVBB mux register */ + vset &= OMAP5_ABB_FUSE_VSET_MASK; + vset >>= ffs(OMAP5_ABB_FUSE_VSET_MASK) - 1; + vset <<= ffs(OMAP5_ABB_LDOVBBMPU_VSET_OUT_MASK) - 1; + vset |= OMAP5_ABB_LDOVBBMPU_MUX_CTRL_MASK; + + /* setup LDOVBB using fused value */ + clrsetbits_le32(ldovbb, OMAP5_ABB_LDOVBBMPU_VSET_OUT_MASK, vset); + + return 0; +} diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index 604fa42b1b..07b1108e0e 100644 --- a/arch/arm/cpu/armv7/omap5/hw_data.c +++ b/arch/arm/cpu/armv7/omap5/hw_data.c @@ -26,10 +26,11 @@ * MA 02111-1307 USA */ #include <common.h> +#include <palmas.h> #include <asm/arch/omap.h> #include <asm/arch/sys_proto.h> #include <asm/omap_common.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/omap_gpio.h> #include <asm/io.h> #include <asm/emif.h> @@ -99,14 +100,13 @@ static const struct dpll_params mpu_dpll_params_499mhz[NUM_SYS_CLKS] = { }; static const struct dpll_params mpu_dpll_params_1ghz[NUM_SYS_CLKS] = { - {250, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {119, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {625, 11, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {500, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {250, 2, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {500, 9, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {119, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {625, 11, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {500, 12, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {625, 23, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {50, 0, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ + {625, 23, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ }; static const struct dpll_params @@ -132,15 +132,14 @@ static const struct dpll_params }; static const struct dpll_params - core_dpll_params_2128mhz_ddr532_dra7xx[NUM_SYS_CLKS] = { - {266, 2, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {443, 6, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 16.8 MHz */ - {277, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 19.2 MHz */ - {368, 8, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 26 MHz */ + core_dpll_params_2128mhz_dra7xx[NUM_SYS_CLKS] = { + {266, 2, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 12 MHz */ + {266, 4, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 20 MHz */ + {443, 6, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 16.8 MHz */ + {277, 4, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 19.2 MHz */ + {368, 8, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {277, 9, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 38.4 MHz */ - {266, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6} /* 20 MHz */ + {277, 9, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 38.4 MHz */ }; static const struct dpll_params @@ -186,14 +185,13 @@ static const struct dpll_params per_dpll_params_768mhz_es2[NUM_SYS_CLKS] = { }; static const struct dpll_params per_dpll_params_768mhz_dra7xx[NUM_SYS_CLKS] = { - {32, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {160, 6, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 16.8 MHz */ - {20, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 19.2 MHz */ - {192, 12, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 26 MHz */ + {32, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 12 MHz */ + {96, 4, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 20 MHz */ + {160, 6, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 16.8 MHz */ + {20, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 19.2 MHz */ + {192, 12, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {10, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 38.4 MHz */ - {96, 4, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1} /* 20 MHz */ + {10, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 38.4 MHz */ }; static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = { @@ -206,6 +204,16 @@ static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = { {91, 2, -1, -1, 5, 6, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ }; +static const struct dpll_params iva_dpll_params_2330mhz_dra7xx[NUM_SYS_CLKS] = { + {1165, 11, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {233, 3, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {208, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {182, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {224, 4, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {91, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ +}; + /* ABE M & N values with sys_clk as source */ static const struct dpll_params abe_dpll_params_sysclk_196608khz[NUM_SYS_CLKS] = { @@ -223,26 +231,36 @@ static const struct dpll_params abe_dpll_params_32k_196608khz = { 750, 0, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1 }; +/* ABE M & N values with sysclk2(22.5792 MHz) as input */ +static const struct dpll_params + abe_dpll_params_sysclk2_361267khz[NUM_SYS_CLKS] = { + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {16, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ +}; + static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { {400, 4, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {480, 9, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ {400, 6, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ {400, 7, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ {480, 12, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ {400, 15, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {48, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ }; -static const struct dpll_params ddr_dpll_params_1066mhz[NUM_SYS_CLKS] = { - {533, 11, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {222, 6, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {111, 3, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {41, 1, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ +static const struct dpll_params ddr_dpll_params_2128mhz[NUM_SYS_CLKS] = { + {266, 2, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {266, 4, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {190, 2, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {665, 11, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {532, 12, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {347, 24, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {533, 19, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ + {665, 23, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ }; struct dplls omap5_dplls_es1 = { @@ -275,10 +293,12 @@ struct dplls omap5_dplls_es2 = { struct dplls dra7xx_dplls = { .mpu = mpu_dpll_params_1ghz, - .core = core_dpll_params_2128mhz_ddr532_dra7xx, + .core = core_dpll_params_2128mhz_dra7xx, .per = per_dpll_params_768mhz_dra7xx, + .abe = abe_dpll_params_sysclk2_361267khz, + .iva = iva_dpll_params_2330mhz_dra7xx, .usb = usb_dpll_params_1920mhz, - .ddr = ddr_dpll_params_1066mhz, + .ddr = ddr_dpll_params_2128mhz, }; struct pmic_data palmas = { @@ -289,6 +309,22 @@ struct pmic_data palmas = { * Offset code 0 switches OFF the SMPS */ .start_code = 6, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, +}; + +struct pmic_data tps659038 = { + .base_offset = PALMAS_SMPS_BASE_VOLT_UV, + .step = 10000, /* 10 mV represented in uV */ + /* + * Offset codes 1-6 all give the base voltage in Palmas + * Offset code 0 switches OFF the SMPS + */ + .start_code = 6, + .i2c_slave_addr = TPS659038_I2C_SLAVE_ADDR, + .pmic_bus_init = gpi2c_init, + .pmic_write = palmas_i2c_write_u8, }; struct vcores_data omap5430_volts = { @@ -319,6 +355,38 @@ struct vcores_data omap5430_volts_es2 = { .mm.pmic = &palmas, }; +struct vcores_data dra752_volts = { + .mpu.value = VDD_MPU_DRA752, + .mpu.efuse.reg = STD_FUSE_OPP_VMIN_MPU_NOM, + .mpu.efuse.reg_bits = DRA752_EFUSE_REGBITS, + .mpu.addr = TPS659038_REG_ADDR_SMPS12_MPU, + .mpu.pmic = &tps659038, + + .eve.value = VDD_EVE_DRA752, + .eve.efuse.reg = STD_FUSE_OPP_VMIN_DSPEVE_NOM, + .eve.efuse.reg_bits = DRA752_EFUSE_REGBITS, + .eve.addr = TPS659038_REG_ADDR_SMPS45_EVE, + .eve.pmic = &tps659038, + + .gpu.value = VDD_GPU_DRA752, + .gpu.efuse.reg = STD_FUSE_OPP_VMIN_GPU_NOM, + .gpu.efuse.reg_bits = DRA752_EFUSE_REGBITS, + .gpu.addr = TPS659038_REG_ADDR_SMPS6_GPU, + .gpu.pmic = &tps659038, + + .core.value = VDD_CORE_DRA752, + .core.efuse.reg = STD_FUSE_OPP_VMIN_CORE_NOM, + .core.efuse.reg_bits = DRA752_EFUSE_REGBITS, + .core.addr = TPS659038_REG_ADDR_SMPS7_CORE, + .core.pmic = &tps659038, + + .iva.value = VDD_IVA_DRA752, + .iva.efuse.reg = STD_FUSE_OPP_VMIN_IVA_NOM, + .iva.efuse.reg_bits = DRA752_EFUSE_REGBITS, + .iva.addr = TPS659038_REG_ADDR_SMPS8_IVA, + .iva.pmic = &tps659038, +}; + /* * Enable essential clock domains, modules and * do some additional special settings needed @@ -344,6 +412,8 @@ void enable_basic_clocks(void) (*prcm)->cm_l4per_gpio4_clkctrl, (*prcm)->cm_l4per_gpio5_clkctrl, (*prcm)->cm_l4per_gpio6_clkctrl, + (*prcm)->cm_l4per_gpio7_clkctrl, + (*prcm)->cm_l4per_gpio8_clkctrl, 0 }; @@ -383,12 +453,6 @@ void enable_basic_clocks(void) clk_modules_explicit_en_essential, 1); - /* Select 384Mhz for GPU as its the POR for ES1.0 */ - setbits_le32((*prcm)->cm_sgx_sgx_clkctrl, - CLKSEL_GPU_HYD_GCLK_MASK); - setbits_le32((*prcm)->cm_sgx_sgx_clkctrl, - CLKSEL_GPU_CORE_GCLK_MASK); - /* Enable SCRM OPT clocks for PER and CORE dpll */ setbits_le32((*prcm)->cm_wkupaon_scrm_clkctrl, OPTFCLKEN_SCRM_PER_MASK); @@ -540,6 +604,17 @@ const struct ctrl_ioregs ioregs_omap5432_es2 = { .ctrl_emif_sdram_config_ext = SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES, }; +const struct ctrl_ioregs ioregs_dra7xx_es1 = { + .ctrl_ddrch = 0x40404040, + .ctrl_lpddr2ch = 0x40404040, + .ctrl_ddr3ch = 0x80808080, + .ctrl_ddrio_0 = 0xbae8c631, + .ctrl_ddrio_1 = 0xb46318d8, + .ctrl_ddrio_2 = 0x84210000, + .ctrl_emif_sdram_config_ext = 0xb2c00000, + .ctrl_ddr_ctrl_ext_0 = 0xA2000000, +}; + void hw_data_init(void) { u32 omap_rev = omap_revision(); @@ -565,7 +640,7 @@ void hw_data_init(void) case DRA752_ES1_0: *prcm = &dra7xx_prcm; *dplls_data = &dra7xx_dplls; - *omap_vcores = &omap5430_volts_es2; + *omap_vcores = &dra752_volts; *ctrl = &dra7xx_ctrl; break; @@ -582,14 +657,16 @@ void get_ioregs(const struct ctrl_ioregs **regs) case OMAP5430_ES1_0: case OMAP5430_ES2_0: *regs = &ioregs_omap5430; - break; + break; case OMAP5432_ES1_0: *regs = &ioregs_omap5432_es1; - break; + break; case OMAP5432_ES2_0: - case DRA752_ES1_0: *regs = &ioregs_omap5432_es2; - break; + break; + case DRA752_ES1_0: + *regs = &ioregs_dra7xx_es1; + break; default: printf("\n INVALID OMAP REVISION "); diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c index e192fea0eb..11ba36b875 100644 --- a/arch/arm/cpu/armv7/omap5/hwinit.c +++ b/arch/arm/cpu/armv7/omap5/hwinit.c @@ -32,7 +32,7 @@ #include <asm/armv7.h> #include <asm/arch/cpu.h> #include <asm/arch/sys_proto.h> -#include <asm/arch/clocks.h> +#include <asm/arch/clock.h> #include <asm/sizes.h> #include <asm/utils.h> #include <asm/arch/gpio.h> @@ -43,13 +43,15 @@ DECLARE_GLOBAL_DATA_PTR; u32 *const omap_si_rev = (u32 *)OMAP_SRAM_SCRATCH_OMAP_REV; -static struct gpio_bank gpio_bank_54xx[6] = { +static struct gpio_bank gpio_bank_54xx[8] = { { (void *)OMAP54XX_GPIO1_BASE, METHOD_GPIO_24XX }, { (void *)OMAP54XX_GPIO2_BASE, METHOD_GPIO_24XX }, { (void *)OMAP54XX_GPIO3_BASE, METHOD_GPIO_24XX }, { (void *)OMAP54XX_GPIO4_BASE, METHOD_GPIO_24XX }, { (void *)OMAP54XX_GPIO5_BASE, METHOD_GPIO_24XX }, { (void *)OMAP54XX_GPIO6_BASE, METHOD_GPIO_24XX }, + { (void *)OMAP54XX_GPIO7_BASE, METHOD_GPIO_24XX }, + { (void *)OMAP54XX_GPIO8_BASE, METHOD_GPIO_24XX }, }; const struct gpio_bank *const omap_gpio_bank = gpio_bank_54xx; @@ -100,16 +102,21 @@ static void io_settings_ddr3(void) writel(ioregs->ctrl_emif_sdram_config_ext, (*ctrl)->control_emif2_sdram_config_ext); - /* Disable DLL select */ - io_settings = (readl((*ctrl)->control_port_emif1_sdram_config) + if (is_omap54xx()) { + /* Disable DLL select */ + io_settings = (readl((*ctrl)->control_port_emif1_sdram_config) & 0xFFEFFFFF); - writel(io_settings, - (*ctrl)->control_port_emif1_sdram_config); + writel(io_settings, + (*ctrl)->control_port_emif1_sdram_config); - io_settings = (readl((*ctrl)->control_port_emif2_sdram_config) + io_settings = (readl((*ctrl)->control_port_emif2_sdram_config) & 0xFFEFFFFF); - writel(io_settings, - (*ctrl)->control_port_emif2_sdram_config); + writel(io_settings, + (*ctrl)->control_port_emif2_sdram_config); + } else { + writel(ioregs->ctrl_ddr_ctrl_ext_0, + (*ctrl)->control_ddr_control_ext_0); + } } /* @@ -201,6 +208,9 @@ void srcomp_enable(void) u32 sysclk_ind = get_sys_clk_index(); u32 omap_rev = omap_revision(); + if (!is_omap54xx()) + return; + mul_factor = srcomp_parameters[sysclk_ind].multiply_factor; div_factor = srcomp_parameters[sysclk_ind].divide_factor; diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c index e9f6a32653..e839ff5fe5 100644 --- a/arch/arm/cpu/armv7/omap5/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c @@ -298,6 +298,7 @@ struct prcm_regs const omap5_es1_prcm = { .cm_wkupaon_io_srcomp_clkctrl = 0x4ae07898, .prm_rstctrl = 0x4ae07b00, .prm_rstst = 0x4ae07b04, + .prm_rsttime = 0x4ae07b08, .prm_vc_val_bypass = 0x4ae07ba0, .prm_vc_cfg_i2c_mode = 0x4ae07bb4, .prm_vc_cfg_i2c_clk = 0x4ae07bb8, @@ -307,10 +308,16 @@ struct prcm_regs const omap5_es1_prcm = { .prm_sldo_mpu_ctrl = 0x4ae07bd0, .prm_sldo_mm_setup = 0x4ae07bd4, .prm_sldo_mm_ctrl = 0x4ae07bd8, + + /* SCRM stuff, used by some boards */ + .scrm_auxclk0 = 0x4ae0a310, + .scrm_auxclk1 = 0x4ae0a314, }; struct omap_sys_ctrl_regs const omap5_ctrl = { .control_status = 0x4A002134, + .control_std_fuse_opp_vdd_mpu_2 = 0x4A0021B4, + .control_padconf_core_base = 0x4A002800, .control_paconf_global = 0x4A002DA0, .control_paconf_mode = 0x4A002DA4, .control_smart1io_padconf_0 = 0x4A002DA8, @@ -358,6 +365,8 @@ struct omap_sys_ctrl_regs const omap5_ctrl = { .control_port_emif2_sdram_config = 0x4AE0C118, .control_emif1_sdram_config_ext = 0x4AE0C144, .control_emif2_sdram_config_ext = 0x4AE0C148, + .control_wkup_ldovbb_mpu_voltage_ctrl = 0x4AE0C318, + .control_padconf_wkup_base = 0x4AE0C800, .control_smart1nopmio_padconf_0 = 0x4AE0CDA0, .control_smart1nopmio_padconf_1 = 0x4AE0CDA4, .control_padconf_mode = 0x4AE0CDA8, @@ -434,6 +443,7 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = { .control_srcomp_east_side = 0x4A002E7C, .control_srcomp_west_side = 0x4A002E80, .control_srcomp_code_latch = 0x4A002E84, + .control_ddr_control_ext_0 = 0x4A002E88, .control_padconf_core_base = 0x4A003400, .control_port_emif1_sdram_config = 0x4AE0C110, .control_port_emif1_lpddr2_nvm_config = 0x4AE0C114, @@ -709,6 +719,9 @@ struct prcm_regs const omap5_es2_prcm = { .cm_l3init_fsusb_clkctrl = 0x4a0096d0, .cm_l3init_ocp2scp1_clkctrl = 0x4a0096e0, + /* prm irqstatus regs */ + .prm_irqstatus_mpu_2 = 0x4ae06014, + /* l4 wkup regs */ .cm_abe_pll_ref_clksel = 0x4ae0610c, .cm_sys_clksel = 0x4ae06110, @@ -740,6 +753,12 @@ struct prcm_regs const omap5_es2_prcm = { .prm_sldo_mpu_ctrl = 0x4ae07cd0, .prm_sldo_mm_setup = 0x4ae07cd4, .prm_sldo_mm_ctrl = 0x4ae07cd8, + .prm_abbldo_mpu_setup = 0x4ae07cdc, + .prm_abbldo_mpu_ctrl = 0x4ae07ce0, + + /* SCRM stuff, used by some boards */ + .scrm_auxclk0 = 0x4ae0a310, + .scrm_auxclk1 = 0x4ae0a314, }; struct prcm_regs const dra7xx_prcm = { @@ -941,6 +960,7 @@ struct prcm_regs const dra7xx_prcm = { /* l4 wkup regs */ .cm_abe_pll_ref_clksel = 0x4ae0610c, .cm_sys_clksel = 0x4ae06110, + .cm_abe_pll_sys_clksel = 0x4ae06118, .cm_wkup_clkstctrl = 0x4ae07800, .cm_wkup_l4wkup_clkctrl = 0x4ae07820, .cm_wkup_wdtimer1_clkctrl = 0x4ae07828, diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c index 6b461e4846..1b445a61eb 100644 --- a/arch/arm/cpu/armv7/omap5/sdram.c +++ b/arch/arm/cpu/armv7/omap5/sdram.c @@ -108,6 +108,7 @@ const struct emif_regs emif_regs_266_mhz_2cs = { const struct emif_regs emif_regs_ddr3_532_mhz_1cs = { .sdram_config_init = 0x61851B32, .sdram_config = 0x61851B32, + .sdram_config2 = 0x0, .ref_ctrl = 0x00001035, .sdram_tim1 = 0xCCCF36B3, .sdram_tim2 = 0x308F7FDA, @@ -131,6 +132,7 @@ const struct emif_regs emif_regs_ddr3_532_mhz_1cs = { const struct emif_regs emif_regs_ddr3_532_mhz_1cs_es2 = { .sdram_config_init = 0x61851B32, .sdram_config = 0x61851B32, + .sdram_config2 = 0x0, .ref_ctrl = 0x00001035, .sdram_tim1 = 0xCCCF36B3, .sdram_tim2 = 0x308F7FDA, @@ -151,6 +153,54 @@ const struct emif_regs emif_regs_ddr3_532_mhz_1cs_es2 = { .emif_rd_wr_exec_thresh = 0x40000305 }; +const struct emif_regs emif_1_regs_ddr3_532_mhz_1cs_dra_es1 = { + .sdram_config_init = 0x61851ab2, + .sdram_config = 0x61851ab2, + .sdram_config2 = 0x08000000, + .ref_ctrl = 0x00001035, + .sdram_tim1 = 0xCCCF36B3, + .sdram_tim2 = 0x308F7FDA, + .sdram_tim3 = 0x027F88A8, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x0007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0E20400A, + .emif_ddr_phy_ctlr_1 = 0x0E24400A, + .emif_ddr_ext_phy_ctrl_1 = 0x04040100, + .emif_ddr_ext_phy_ctrl_2 = 0x009E009E, + .emif_ddr_ext_phy_ctrl_3 = 0x009E009E, + .emif_ddr_ext_phy_ctrl_4 = 0x009E009E, + .emif_ddr_ext_phy_ctrl_5 = 0x009E009E, + .emif_rd_wr_lvl_rmp_win = 0x00000000, + .emif_rd_wr_lvl_rmp_ctl = 0x80000000, + .emif_rd_wr_lvl_ctl = 0x00000000, + .emif_rd_wr_exec_thresh = 0x00000305 +}; + +const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = { + .sdram_config_init = 0x61851B32, + .sdram_config = 0x61851B32, + .sdram_config2 = 0x08000000, + .ref_ctrl = 0x00001035, + .sdram_tim1 = 0xCCCF36B3, + .sdram_tim2 = 0x308F7FDA, + .sdram_tim3 = 0x027F88A8, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x0007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0020400A, + .emif_ddr_phy_ctlr_1 = 0x0E24400A, + .emif_ddr_ext_phy_ctrl_1 = 0x04040100, + .emif_ddr_ext_phy_ctrl_2 = 0x009D009D, + .emif_ddr_ext_phy_ctrl_3 = 0x009D009D, + .emif_ddr_ext_phy_ctrl_4 = 0x009D009D, + .emif_ddr_ext_phy_ctrl_5 = 0x009D009D, + .emif_rd_wr_lvl_rmp_win = 0x00000000, + .emif_rd_wr_lvl_rmp_ctl = 0x80000000, + .emif_rd_wr_lvl_ctl = 0x00000000, + .emif_rd_wr_exec_thresh = 0x00000305 +}; + const struct dmm_lisa_map_regs lisa_map_4G_x_2_x_2 = { .dmm_lisa_map_0 = 0x0, .dmm_lisa_map_1 = 0x0, @@ -159,11 +209,39 @@ const struct dmm_lisa_map_regs lisa_map_4G_x_2_x_2 = { .is_ma_present = 0x1 }; -const struct dmm_lisa_map_regs lisa_map_512M_x_1 = { +/* + * DRA752 EVM board has 1.5 GB of memory + * EMIF1 --> 2Gb * 2 = 512MB + * EMIF2 --> 2Gb * 4 = 1GB + * so mapping 1GB interleaved and 512MB non-interleaved + */ +const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2_2G_x_1_x_2 = { + .dmm_lisa_map_0 = 0x0, + .dmm_lisa_map_1 = 0x80640300, + .dmm_lisa_map_2 = 0xC0500220, + .dmm_lisa_map_3 = 0xFF020100, + .is_ma_present = 0x1 +}; + +/* + * DRA752 EVM EMIF1 ONLY CONFIGURATION + */ +const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2 = { .dmm_lisa_map_0 = 0x0, .dmm_lisa_map_1 = 0x0, - .dmm_lisa_map_2 = 0x0, - .dmm_lisa_map_3 = 0x80500100, + .dmm_lisa_map_2 = 0x80500100, + .dmm_lisa_map_3 = 0xFF020100, + .is_ma_present = 0x1 +}; + +/* + * DRA752 EVM EMIF2 ONLY CONFIGURATION + */ +const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = { + .dmm_lisa_map_0 = 0x0, + .dmm_lisa_map_1 = 0x0, + .dmm_lisa_map_2 = 0x80600200, + .dmm_lisa_map_3 = 0xFF020100, .is_ma_present = 0x1 }; @@ -180,9 +258,20 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs) *regs = &emif_regs_532_mhz_2cs_es2; break; case OMAP5432_ES2_0: + *regs = &emif_regs_ddr3_532_mhz_1cs_es2; + break; case DRA752_ES1_0: + switch (emif_nr) { + case 1: + *regs = &emif_1_regs_ddr3_532_mhz_1cs_dra_es1; + break; + case 2: + *regs = &emif_2_regs_ddr3_532_mhz_1cs_dra_es1; + break; + } + break; default: - *regs = &emif_regs_ddr3_532_mhz_1cs_es2; + *regs = &emif_1_regs_ddr3_532_mhz_1cs_dra_es1; } } @@ -201,7 +290,7 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs break; case DRA752_ES1_0: default: - *dmm_lisa_regs = &lisa_map_512M_x_1; + *dmm_lisa_regs = &lisa_map_2G_x_2_x_2_2G_x_1_x_2; } } @@ -252,7 +341,8 @@ const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = { 0x00000000, 0x00000000, 0x00000000, - 0x00000077 + 0x00000077, + 0x0 }; const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = { @@ -274,7 +364,8 @@ const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = { 0x00000000, 0x00000000, 0x00000000, - 0x00000057 + 0x00000057, + 0x0 }; const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = { @@ -296,7 +387,56 @@ const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = { 0x00000000, 0x00000000, 0x00000000, - 0x00000057 + 0x00000057, + 0x0 +}; + +const u32 +dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[EMIF_EXT_PHY_CTRL_CONST_REG] = { + 0x009E009E, + 0x002E002E, + 0x002E002E, + 0x002E002E, + 0x002E002E, + 0x002E002E, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x004D004D, + 0x0, + 0x600020, + 0x40010080, + 0x8102040 +}; + +const u32 +dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[EMIF_EXT_PHY_CTRL_CONST_REG] = { + 0x009D009D, + 0x002D002D, + 0x002D002D, + 0x002D002D, + 0x002D002D, + 0x002D002D, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x00570057, + 0x0, + 0x600020, + 0x40010080, + 0x8102040 }; const struct lpddr2_mr_regs mr_regs = { @@ -307,7 +447,7 @@ const struct lpddr2_mr_regs mr_regs = { .mr16 = MR16_REF_FULL_ARRAY }; -static void emif_get_ext_phy_ctrl_const_regs(const u32 **regs) +static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, const u32 **regs) { switch (omap_revision()) { case OMAP5430_ES1_0: @@ -318,7 +458,14 @@ static void emif_get_ext_phy_ctrl_const_regs(const u32 **regs) *regs = ddr3_ext_phy_ctrl_const_base_es1; break; case OMAP5432_ES2_0: + *regs = ddr3_ext_phy_ctrl_const_base_es2; + break; case DRA752_ES1_0: + if (emif_nr == 1) + *regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif1; + else + *regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif2; + break; default: *regs = ddr3_ext_phy_ctrl_const_base_es2; @@ -334,9 +481,12 @@ void do_ext_phy_settings(u32 base, const struct emif_regs *regs) { u32 *ext_phy_ctrl_base = 0; u32 *emif_ext_phy_ctrl_base = 0; + u32 emif_nr; const u32 *ext_phy_ctrl_const_regs; u32 i = 0; + emif_nr = (base == EMIF1_BASE) ? 1 : 2; + struct emif_reg_struct *emif = (struct emif_reg_struct *)base; ext_phy_ctrl_base = (u32 *) &(regs->emif_ddr_ext_phy_ctrl_1); @@ -353,7 +503,7 @@ void do_ext_phy_settings(u32 base, const struct emif_regs *regs) * external phy 6-24 registers do not change with * ddr frequency */ - emif_get_ext_phy_ctrl_const_regs(&ext_phy_ctrl_const_regs); + emif_get_ext_phy_ctrl_const_regs(emif_nr, &ext_phy_ctrl_const_regs); for (i = 0; i < EMIF_EXT_PHY_CTRL_CONST_REG; i++) { writel(ext_phy_ctrl_const_regs[i], emif_ext_phy_ctrl_base++); diff --git a/arch/arm/cpu/armv7/s5p-common/Makefile b/arch/arm/cpu/armv7/s5p-common/Makefile index 17053995bd..0c38bd0d2f 100644 --- a/arch/arm/cpu/armv7/s5p-common/Makefile +++ b/arch/arm/cpu/armv7/s5p-common/Makefile @@ -26,9 +26,11 @@ include $(TOPDIR)/config.mk LIB = $(obj)libs5p-common.o COBJS-y += cpu_info.o +ifndef CONFIG_SPL_BUILD COBJS-y += timer.o COBJS-y += sromc.o COBJS-$(CONFIG_PWM) += pwm.o +endif SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS-y) $(SOBJS)) diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index e9e57e6450..8e9cb19119 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -94,10 +94,6 @@ _TEXT_BASE: _bss_start_ofs: .word __bss_start - _start -.globl _image_copy_end_ofs -_image_copy_end_ofs: - .word __image_copy_end - _start - .globl _bss_end_ofs _bss_end_ofs: .word __bss_end - _start @@ -167,80 +163,6 @@ reset: /*------------------------------------------------------------------------------*/ -#ifndef CONFIG_SPL_BUILD -/* - * void relocate_code(addr_moni) - * - * This function relocates the monitor code. - */ -ENTRY(relocate_code) - mov r6, r0 /* save addr of destination */ - - adr r0, _start - subs r9, r6, r0 /* r9 <- relocation offset */ - beq relocate_done /* skip relocation */ - mov r1, r6 /* r1 <- scratch for copy_loop */ - ldr r3, _image_copy_end_ofs - add r2, r0, r3 /* r2 <- source end address */ - -copy_loop: - ldmia r0!, {r10-r11} /* copy from source address [r0] */ - stmia r1!, {r10-r11} /* copy to target address [r1] */ - cmp r0, r2 /* until source end address [r2] */ - blo copy_loop - - /* - * fix .rel.dyn relocations - */ - ldr r0, _TEXT_BASE /* r0 <- Text base */ - ldr r10, _dynsym_start_ofs /* r10 <- sym table ofs */ - add r10, r10, r0 /* r10 <- sym table in FLASH */ - ldr r2, _rel_dyn_start_ofs /* r2 <- rel dyn start ofs */ - add r2, r2, r0 /* r2 <- rel dyn start in FLASH */ - ldr r3, _rel_dyn_end_ofs /* r3 <- rel dyn end ofs */ - add r3, r3, r0 /* r3 <- rel dyn end in FLASH */ -fixloop: - ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */ - add r0, r0, r9 /* r0 <- location to fix up in RAM */ - ldr r1, [r2, #4] - and r7, r1, #0xff - cmp r7, #23 /* relative fixup? */ - beq fixrel - cmp r7, #2 /* absolute fixup? */ - beq fixabs - /* ignore unknown type of fixup */ - b fixnext -fixabs: - /* absolute fix: set location to (offset) symbol value */ - mov r1, r1, LSR #4 /* r1 <- symbol index in .dynsym */ - add r1, r10, r1 /* r1 <- address of symbol in table */ - ldr r1, [r1, #4] /* r1 <- symbol value */ - add r1, r1, r9 /* r1 <- relocated sym addr */ - b fixnext -fixrel: - /* relative fix: increase location by offset */ - ldr r1, [r0] - add r1, r1, r9 -fixnext: - str r1, [r0] - add r2, r2, #8 /* each rel.dyn entry is 8 bytes */ - cmp r2, r3 - blo fixloop - -relocate_done: - - bx lr - -_rel_dyn_start_ofs: - .word __rel_dyn_start - _start -_rel_dyn_end_ofs: - .word __rel_dyn_end - _start -_dynsym_start_ofs: - .word __dynsym_start - _start -ENDPROC(relocate_code) - -#endif - ENTRY(c_runtime_cpu_setup) /* * If I-cache is enabled invalidate it |