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Diffstat (limited to 'board/corscience/tricorder/tricorder.c')
| -rw-r--r-- | board/corscience/tricorder/tricorder.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/board/corscience/tricorder/tricorder.c b/board/corscience/tricorder/tricorder.c deleted file mode 100644 index 3f4a40fd65..0000000000 --- a/board/corscience/tricorder/tricorder.c +++ /dev/null @@ -1,208 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2012 - * Corscience GmbH & Co. KG, <www.corscience.de> - * Thomas Weber <weber@corscience.de> - * Sunil Kumar <sunilsaini05@gmail.com> - * Shashi Ranjan <shashiranjanmca05@gmail.com> - * - * Derived from Devkit8000 code by - * Frederik Kriewitz <frederik@kriewitz.eu> - */ -#include <common.h> -#include <init.h> -#include <malloc.h> -#include <twl4030.h> -#include <status_led.h> -#include <asm/global_data.h> -#include <asm/io.h> -#include <asm/gpio.h> -#include <asm/arch/mmc_host_def.h> -#include <asm/arch/mux.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/mem.h> -#include "tricorder.h" -#include "tricorder-eeprom.h" - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Routine: board_init - * Description: Early hardware init. - */ -int board_init(void) -{ - gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ - /* boot param addr */ - gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); - - return 0; -} - -/** - * get_eeprom - read the eeprom - * - * @eeprom - pointer to a eeprom struct to fill - * - * This function will panic() on wrong EEPROM content - */ -static void get_eeprom(struct tricorder_eeprom *eeprom) -{ - int ret; - - if (!eeprom) - panic("No eeprom given!\n"); - - ret = gpio_request(7, "BMS"); - if (ret) - panic("gpio: requesting BMS pin failed\n"); - - ret = gpio_direction_input(7); - if (ret) - panic("gpio: set BMS as input failed\n"); - - ret = gpio_get_value(7); - if (ret < 0) - panic("gpio: get BMS pin state failed\n"); - - gpio_free(7); - - if (ret == 0) { - /* BMS is _not_ set, do the EEPROM check */ - ret = tricorder_get_eeprom(0x51, eeprom); - if (!ret) { - if (strncmp(eeprom->board_name, "CS10411", 7) != 0) - panic("Wrong board name '%.*s'\n", - sizeof(eeprom->board_name), - eeprom->board_name); - if (eeprom->board_version[0] < 'D') - panic("Wrong board version '%.*s'\n", - sizeof(eeprom->board_version), - eeprom->board_version); - } else { - panic("Could not get board revision\n"); - } - } else { - memset(eeprom, 0, TRICORDER_EEPROM_SIZE); - } -} - -/** - * print_hwversion - print out a HW version string - * - * @eeprom - pointer to the eeprom - */ -static void print_hwversion(struct tricorder_eeprom *eeprom) -{ - size_t len; - if (!eeprom) - panic("No eeprom given!"); - - printf("Board %.*s:%.*s serial %.*s", - sizeof(eeprom->board_name), eeprom->board_name, - sizeof(eeprom->board_version), eeprom->board_version, - sizeof(eeprom->board_serial), eeprom->board_serial); - - len = strnlen(eeprom->interface_version, - sizeof(eeprom->interface_version)); - if (len > 0) - printf(" HW interface version %.*s", - sizeof(eeprom->interface_version), - eeprom->interface_version); - puts("\n"); -} - -/* - * Routine: misc_init_r - * Description: Configure board specific parts - */ -int misc_init_r(void) -{ - struct tricorder_eeprom eeprom; - get_eeprom(&eeprom); - print_hwversion(&eeprom); - - twl4030_power_init(); - status_led_set(0, CONFIG_LED_STATUS_ON); - status_led_set(1, CONFIG_LED_STATUS_ON); - status_led_set(2, CONFIG_LED_STATUS_ON); - - omap_die_id_display(); - - return 0; -} - -/* - * Routine: set_muxconf_regs - * Description: Setting up the configuration Mux registers specific to the - * hardware. Many pins need to be moved from protect to primary - * mode. - */ -void set_muxconf_regs(void) -{ - MUX_TRICORDER(); -} - -#if defined(CONFIG_MMC) -int board_mmc_init(struct bd_info *bis) -{ - return omap_mmc_init(0, 0, 0, -1, -1); -} -#endif - -#if defined(CONFIG_MMC) -void board_mmc_power_init(void) -{ - twl4030_power_mmc_init(0); -} -#endif - -/* - * Routine: get_board_mem_timings - * Description: If we use SPL then there is no x-loader nor config header - * so we have to setup the DDR timings ourself on the first bank. This - * provides the timing values back to the function that configures - * the memory. We have either one or two banks of 128MB DDR. - */ -void get_board_mem_timings(struct board_sdrc_timings *timings) -{ - struct tricorder_eeprom eeprom; - get_eeprom(&eeprom); - - /* General SDRC config */ - if (eeprom.board_version[0] > 'D') { - /* use optimized timings for our SDRAM device */ - timings->mcfg = MCFG((256 << 20), 14); -#define MT46H64M32_TDAL 6 /* Twr/Tck + Trp/tck */ - /* 15/6 + 18/6 = 5.5 -> 6 */ -#define MT46H64M32_TDPL 3 /* 15/6 = 2.5 -> 3 (Twr) */ -#define MT46H64M32_TRRD 2 /* 12/6 = 2 */ -#define MT46H64M32_TRCD 3 /* 18/6 = 3 */ -#define MT46H64M32_TRP 3 /* 18/6 = 3 */ -#define MT46H64M32_TRAS 7 /* 42/6 = 7 */ -#define MT46H64M32_TRC 10 /* 60/6 = 10 */ -#define MT46H64M32_TRFC 12 /* 72/6 = 12 */ - timings->ctrla = ACTIM_CTRLA(MT46H64M32_TRFC, MT46H64M32_TRC, - MT46H64M32_TRAS, MT46H64M32_TRP, - MT46H64M32_TRCD, MT46H64M32_TRRD, - MT46H64M32_TDPL, - MT46H64M32_TDAL); - -#define MT46H64M32_TWTR 1 -#define MT46H64M32_TCKE 1 -#define MT46H64M32_XSR 19 /* 112.5/6 = 18.75 => ~19 */ -#define MT46H64M32_TXP 1 - timings->ctrlb = ACTIM_CTRLB(MT46H64M32_TWTR, MT46H64M32_TCKE, - MT46H64M32_TXP, MT46H64M32_XSR); - - timings->mr = MICRON_V_MR_165; - timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; - } else { - /* use conservative beagleboard timings as default */ - timings->mcfg = MICRON_V_MCFG_165(128 << 20); - timings->ctrla = MICRON_V_ACTIMA_165; - timings->ctrlb = MICRON_V_ACTIMB_165; - timings->mr = MICRON_V_MR_165; - timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; - } -} |