From b1babef856f936278d24bd0bf84f9cf702df2392 Mon Sep 17 00:00:00 2001 From: Hao Zhang Date: Wed, 9 Jul 2014 23:44:49 +0300 Subject: keystone: ddr3: move K2HK DDR3 configuration to a common file It's convenient to hold configurations for DDR3 PHY and EMIF in separate common place. This patch moves K2HK DDR3 PHY and EMIF configuration data with different rates and memory size to a common ddr3_cfg.c file. Acked-by: Murali Karicheri Signed-off-by: Hao Zhang Signed-off-by: Ivan Khoronzhuk --- board/ti/ks2_evm/ddr3_cfg.c | 130 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 board/ti/ks2_evm/ddr3_cfg.c (limited to 'board/ti/ks2_evm/ddr3_cfg.c') diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c new file mode 100644 index 0000000000..6e55af924f --- /dev/null +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -0,0 +1,130 @@ +/* + * Keystone2: DDR3 configuration + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include + +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* DDR3 PHY configuration data with 1600M rate, 8GB size */ +struct ddr3_phy_config ddr3phy_1600_8g = { + .pllcr = 0x0001C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0D861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0xA19DBB66ul, + .dtpr1 = 0x32868300ul, + .dtpr2 = 0x50035200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x730035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1600M rate, 8GB size */ +struct ddr3_emif_config ddr3_1600_8g = { + .sdcfg = 0x6200CE6Aul, + .sdtim1 = 0x16709C55ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x435DFF54ul, + .sdtim4 = 0x553F0CFFul, + .zqcfg = 0xF0073200ul, + .sdrfc = 0x00001869ul, +}; + +#ifdef CONFIG_K2HK_EVM +/* DDR3 PHY configuration data with 1333M rate, and 2GB size */ +struct ddr3_phy_config ddr3phy_1333_2g = { + .pllcr = 0x0005C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0B4515C2ul, + .ptr4 = 0x0A6E08B4ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0x8558AA55ul, + .dtpr1 = 0x32857280ul, + .dtpr2 = 0x5002C200ul, + .mr0 = 0x00001A60ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000010ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F065B8ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1333M rate, and 2GB size */ +struct ddr3_emif_config ddr3_1333_2g = { + .sdcfg = 0x62008C62ul, + .sdtim1 = 0x125C8044ul, + .sdtim2 = 0x00001D29ul, + .sdtim3 = 0x32CDFF43ul, + .sdtim4 = 0x543F0ADFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001457ul, +}; +#endif + +int ddr3_get_dimm_params(char *dimm_name) +{ + int ret; + int old_bus; + u8 spd_params[256]; + + i2c_init(CONFIG_SYS_DAVINCI_I2C_SPEED, CONFIG_SYS_DAVINCI_I2C_SLAVE); + + old_bus = i2c_get_bus_num(); + i2c_set_bus_num(1); + + ret = i2c_read(0x53, 0, 1, spd_params, 256); + + i2c_set_bus_num(old_bus); + + dimm_name[0] = '\0'; + + if (ret) { + puts("Cannot read DIMM params\n"); + return 1; + } + + /* + * We need to convert spd data to dimm parameters + * and to DDR3 EMIF and PHY regirsters values. + * For now we just return DIMM type string value. + * Caller may use this value to choose appropriate + * a pre-set DDR3 configuration + */ + + strncpy(dimm_name, (char *)&spd_params[0x80], 18); + dimm_name[18] = '\0'; + + return 0; +} -- cgit v1.2.3 From a906847966fd097835712b2ad3b5bac340793d43 Mon Sep 17 00:00:00 2001 From: Hao Zhang Date: Wed, 16 Jul 2014 00:59:27 +0300 Subject: board: k2e-evm: add board support This patch adds Keystone2 k2e_evm evaluation board support. Signed-off-by: Hao Zhang Signed-off-by: Ivan Khoronzhuk --- arch/arm/include/asm/arch-keystone/hardware.h | 1 + board/ti/ks2_evm/Makefile | 2 + board/ti/ks2_evm/board_k2e.c | 39 +++++++++++++++++++ board/ti/ks2_evm/ddr3_cfg.c | 40 +++++++++++++++++++ board/ti/ks2_evm/ddr3_cfg.h | 3 ++ board/ti/ks2_evm/ddr3_k2e.c | 55 +++++++++++++++++++++++++++ boards.cfg | 1 + include/configs/k2e_evm.h | 37 ++++++++++++++++++ 8 files changed, 178 insertions(+) create mode 100644 board/ti/ks2_evm/board_k2e.c create mode 100644 board/ti/ks2_evm/ddr3_k2e.c create mode 100644 include/configs/k2e_evm.h (limited to 'board/ti/ks2_evm/ddr3_cfg.c') diff --git a/arch/arm/include/asm/arch-keystone/hardware.h b/arch/arm/include/asm/arch-keystone/hardware.h index bcfb5517ea..ddeb06e7bb 100644 --- a/arch/arm/include/asm/arch-keystone/hardware.h +++ b/arch/arm/include/asm/arch-keystone/hardware.h @@ -119,6 +119,7 @@ typedef volatile unsigned int *dv_reg_p; #define KS2_PLL_CNTRL_BASE 0x02310000 #define KS2_CLOCK_BASE KS2_PLL_CNTRL_BASE +#define KS2_RSTCTRL_RSTYPE (KS2_PLL_CNTRL_BASE + 0xe4) #define KS2_RSTCTRL (KS2_PLL_CNTRL_BASE + 0xe8) #define KS2_RSTCTRL_KEY 0x5a69 #define KS2_RSTCTRL_MASK 0xffff0000 diff --git a/board/ti/ks2_evm/Makefile b/board/ti/ks2_evm/Makefile index 774a7d526c..00f1164833 100644 --- a/board/ti/ks2_evm/Makefile +++ b/board/ti/ks2_evm/Makefile @@ -9,3 +9,5 @@ obj-y += board.o obj-y += ddr3_cfg.o obj-$(CONFIG_K2HK_EVM) += board_k2hk.o obj-$(CONFIG_K2HK_EVM) += ddr3_k2hk.o +obj-$(CONFIG_K2E_EVM) += board_k2e.o +obj-$(CONFIG_K2E_EVM) += ddr3_k2e.o diff --git a/board/ti/ks2_evm/board_k2e.c b/board/ti/ks2_evm/board_k2e.c new file mode 100644 index 0000000000..d2499b7244 --- /dev/null +++ b/board/ti/ks2_evm/board_k2e.c @@ -0,0 +1,39 @@ +/* + * K2E EVM : Board initialization + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +unsigned int external_clk[ext_clk_count] = { + [sys_clk] = 100000000, + [alt_core_clk] = 100000000, + [pa_clk] = 100000000, + [ddr3_clk] = 100000000, + [mcm_clk] = 312500000, + [pcie_clk] = 100000000, + [sgmii_clk] = 156250000, + [xgmii_clk] = 156250000, + [usb_clk] = 100000000, +}; + +static struct pll_init_data pll_config[] = { + CORE_PLL_1200, + PASS_PLL_1000, +}; + +#if defined(CONFIG_BOARD_EARLY_INIT_F) +int board_early_init_f(void) +{ + init_plls(ARRAY_SIZE(pll_config), pll_config); + return 0; +} +#endif diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c index 6e55af924f..f7da9f2bcb 100644 --- a/board/ti/ks2_evm/ddr3_cfg.c +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -93,6 +93,46 @@ struct ddr3_emif_config ddr3_1333_2g = { }; #endif +#ifdef CONFIG_K2E_EVM +/* DDR3 PHY configuration data with 1600M rate, and 4GB size */ +struct ddr3_phy_config ddr3phy_1600_4g = { + .pllcr = 0x0001C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x08861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0x9D9CBB66ul, + .dtpr1 = 0x12840300ul, + .dtpr2 = 0x5002D200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0001005Dul, + .zq1cr1 = 0x0001005Bul, + .zq2cr1 = 0x0001005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1600M rate, and 4GB size */ +struct ddr3_emif_config ddr3_1600_4g = { + .sdcfg = 0x6200CE62ul, + .sdtim1 = 0x166C9855ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x421DFF53ul, + .sdtim4 = 0x543F07FFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001869ul, +}; +#endif + int ddr3_get_dimm_params(char *dimm_name) { int ret; diff --git a/board/ti/ks2_evm/ddr3_cfg.h b/board/ti/ks2_evm/ddr3_cfg.h index d14bac3640..15fcf52ef1 100644 --- a/board/ti/ks2_evm/ddr3_cfg.h +++ b/board/ti/ks2_evm/ddr3_cfg.h @@ -16,6 +16,9 @@ extern struct ddr3_emif_config ddr3_1600_8g; extern struct ddr3_phy_config ddr3phy_1333_2g; extern struct ddr3_emif_config ddr3_1333_2g; +extern struct ddr3_phy_config ddr3phy_1600_4g; +extern struct ddr3_emif_config ddr3_1600_4g; + int ddr3_get_dimm_params(char *dimm_name); #endif /* __DDR3_CFG_H */ diff --git a/board/ti/ks2_evm/ddr3_k2e.c b/board/ti/ks2_evm/ddr3_k2e.c new file mode 100644 index 0000000000..40fd96607d --- /dev/null +++ b/board/ti/ks2_evm/ddr3_k2e.c @@ -0,0 +1,55 @@ +/* + * Keystone2: DDR3 initialization + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include "ddr3_cfg.h" +#include + +static int ddr3_size; +static struct pll_init_data ddr3_400 = DDR3_PLL_400; + +void ddr3_init(void) +{ + char dimm_name[32]; + + if (~(readl(KS2_PLL_CNTRL_BASE + KS2_RSTCTRL_RSTYPE) & 0x1)) + init_pll(&ddr3_400); + + ddr3_get_dimm_params(dimm_name); + + printf("Detected SO-DIMM [%s]\n", dimm_name); + + /* Reset DDR3 PHY after PLL enabled */ + ddr3_reset_ddrphy(); + + if (!strcmp(dimm_name, "18KSF1G72HZ-1G6E2 ")) { + /* 8G SO-DIMM */ + ddr3_size = 8; + printf("DRAM: 8 GiB\n"); + ddr3phy_1600_8g.zq0cr1 |= 0x10000; + ddr3phy_1600_8g.zq1cr1 |= 0x10000; + ddr3phy_1600_8g.zq2cr1 |= 0x10000; + ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_8g); + ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_8g); + } else if (!strcmp(dimm_name, "18KSF51272HZ-1G6K2")) { + /* 4G SO-DIMM */ + ddr3_size = 4; + printf("DRAM: 4 GiB\n"); + ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_4g); + ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_4g); + } +} + +/** + * ddr3_get_size - return ddr3 size in GiB + */ +int ddr3_get_size(void) +{ + return ddr3_size; +} diff --git a/boards.cfg b/boards.cfg index f7fbd54890..6ff8e8c618 100644 --- a/boards.cfg +++ b/boards.cfg @@ -301,6 +301,7 @@ Active arm armv7 exynos samsung trats2 Active arm armv7 exynos samsung universal_c210 s5pc210_universal - Przemyslaw Marczak Active arm armv7 highbank - highbank highbank - Rob Herring Active arm armv7 keystone ti ks2_evm k2hk_evm - Vitaly Andrianov +Active arm armv7 keystone ti ks2_evm k2e_evm - Vitaly Andrianov Active arm armv7 mx5 denx m53evk m53evk m53evk:IMX_CONFIG=board/denx/m53evk/imximage.cfg Marek Vasut Active arm armv7 mx5 esg ima3-mx53 ima3-mx53 ima3-mx53:IMX_CONFIG=board/esg/ima3-mx53/imximage.cfg - Active arm armv7 mx5 freescale mx51evk mx51evk mx51evk:IMX_CONFIG=board/freescale/mx51evk/imximage.cfg Stefano Babic diff --git a/include/configs/k2e_evm.h b/include/configs/k2e_evm.h new file mode 100644 index 0000000000..3502d10472 --- /dev/null +++ b/include/configs/k2e_evm.h @@ -0,0 +1,37 @@ +/* + * Configuration header file for TI's k2e-evm + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_K2E_EVM_H +#define __CONFIG_K2E_EVM_H + +/* Platform type */ +#define CONFIG_SOC_K2E +#define CONFIG_K2E_EVM + +/* U-Boot general configuration */ +#define CONFIG_SYS_PROMPT "K2E EVM # " + +#define KS2_ARGS_UBI "args_ubi=setenv bootargs ${bootargs} rootfstype=ubifs "\ + "root=ubi0:rootfs rootflags=sync rw ubi.mtd=2,2048\0" + +#define KS2_FDT_NAME "name_fdt=k2e-evm.dtb\0" +#define KS2_ADDR_MON "addr_mon=0x0c140000\0" +#define KS2_NAME_MON "name_mon=skern-k2e-evm.bin\0" +#define NAME_UBOOT "name_uboot=u-boot-spi-k2e-evm.gph\0" +#define NAME_UBI "name_ubi=k2e-evm-ubifs.ubi\0" + +#include + +/* SPL SPI Loader Configuration */ +#define CONFIG_SPL_TEXT_BASE 0x0c100000 + +/* NAND Configuration */ +#define CONFIG_SYS_NAND_PAGE_2K + +#endif /* __CONFIG_K2E_EVM_H */ -- cgit v1.2.3