diff options
Diffstat (limited to 'board/st-ericsson/snowball/snowball.c')
| -rw-r--r-- | board/st-ericsson/snowball/snowball.c | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/board/st-ericsson/snowball/snowball.c b/board/st-ericsson/snowball/snowball.c deleted file mode 100644 index c3061e20d9..0000000000 --- a/board/st-ericsson/snowball/snowball.c +++ /dev/null @@ -1,340 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2009 - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <common.h> -#include <malloc.h> -#include <i2c.h> -#include <mmc.h> -#include <asm/types.h> -#include <asm/io.h> -#include <asm/errno.h> -#include <asm/arch/db8500_pincfg.h> -#include <asm/arch/prcmu.h> -#include <asm/arch/hardware.h> -#include <asm/arch/sys_proto.h> - -#ifdef CONFIG_MMC -#include "../../../drivers/mmc/arm_pl180_mmci.h" -#endif -#include "db8500_pins.h" - -/* - * Get a global data pointer - */ -DECLARE_GLOBAL_DATA_PTR; - -/* - * Memory controller register - */ -#define DMC_BASE_ADDR 0x80156000 -#define DMC_CTL_97 (DMC_BASE_ADDR + 0x184) - -/* - * GPIO pin config common for MOP500/HREF boards - */ -unsigned long gpio_cfg_common[] = { - /* I2C */ - GPIO147_I2C0_SCL, - GPIO148_I2C0_SDA, - GPIO16_I2C1_SCL, - GPIO17_I2C1_SDA, - GPIO10_I2C2_SDA, - GPIO11_I2C2_SCL, - GPIO229_I2C3_SDA, - GPIO230_I2C3_SCL, - - /* SSP0, to AB8500 */ - GPIO143_SSP0_CLK, - GPIO144_SSP0_FRM, - GPIO145_SSP0_RXD | PIN_PULL_DOWN, - GPIO146_SSP0_TXD, - - /* MMC0 (MicroSD card) */ - GPIO18_MC0_CMDDIR | PIN_OUTPUT_HIGH, - GPIO19_MC0_DAT0DIR | PIN_OUTPUT_HIGH, - GPIO20_MC0_DAT2DIR | PIN_OUTPUT_HIGH, - GPIO21_MC0_DAT31DIR | PIN_OUTPUT_HIGH, - GPIO22_MC0_FBCLK | PIN_INPUT_NOPULL, - GPIO23_MC0_CLK | PIN_OUTPUT_LOW, - GPIO24_MC0_CMD | PIN_INPUT_PULLUP, - GPIO25_MC0_DAT0 | PIN_INPUT_PULLUP, - GPIO26_MC0_DAT1 | PIN_INPUT_PULLUP, - GPIO27_MC0_DAT2 | PIN_INPUT_PULLUP, - GPIO28_MC0_DAT3 | PIN_INPUT_PULLUP, - - /* MMC4 (On-board eMMC) */ - GPIO197_MC4_DAT3 | PIN_INPUT_PULLUP, - GPIO198_MC4_DAT2 | PIN_INPUT_PULLUP, - GPIO199_MC4_DAT1 | PIN_INPUT_PULLUP, - GPIO200_MC4_DAT0 | PIN_INPUT_PULLUP, - GPIO201_MC4_CMD | PIN_INPUT_PULLUP, - GPIO202_MC4_FBCLK | PIN_INPUT_NOPULL, - GPIO203_MC4_CLK | PIN_OUTPUT_LOW, - GPIO204_MC4_DAT7 | PIN_INPUT_PULLUP, - GPIO205_MC4_DAT6 | PIN_INPUT_PULLUP, - GPIO206_MC4_DAT5 | PIN_INPUT_PULLUP, - GPIO207_MC4_DAT4 | PIN_INPUT_PULLUP, - - /* UART2, console */ - GPIO29_U2_RXD | PIN_INPUT_PULLUP, - GPIO30_U2_TXD | PIN_OUTPUT_HIGH, - GPIO31_U2_CTSn | PIN_INPUT_PULLUP, - GPIO32_U2_RTSn | PIN_OUTPUT_HIGH, - - /* - * USB, pin 256-267 USB, Is probably already setup correctly from - * BootROM/boot stages, but we don't trust that and set it up anyway - */ - GPIO256_USB_NXT, - GPIO257_USB_STP, - GPIO258_USB_XCLK, - GPIO259_USB_DIR, - GPIO260_USB_DAT7, - GPIO261_USB_DAT6, - GPIO262_USB_DAT5, - GPIO263_USB_DAT4, - GPIO264_USB_DAT3, - GPIO265_USB_DAT2, - GPIO266_USB_DAT1, - GPIO267_USB_DAT0, -}; - -unsigned long gpio_cfg_snowball[] = { - /* MMC0 (MicroSD card) */ - GPIO217_GPIO | PIN_OUTPUT_HIGH, /* MMC_EN */ - GPIO218_GPIO | PIN_INPUT_NOPULL, /* MMC_CD */ - GPIO228_GPIO | PIN_OUTPUT_HIGH, /* SD_SEL */ - - /* eMMC */ - GPIO167_GPIO | PIN_OUTPUT_HIGH, /* RSTn_MLC */ - - /* LAN */ - GPIO131_SM_ADQ8, - GPIO132_SM_ADQ9, - GPIO133_SM_ADQ10, - GPIO134_SM_ADQ11, - GPIO135_SM_ADQ12, - GPIO136_SM_ADQ13, - GPIO137_SM_ADQ14, - GPIO138_SM_ADQ15, - - /* RSTn_LAN */ - GPIO141_GPIO | PIN_OUTPUT_HIGH, -}; - -/* - * Miscellaneous platform dependent initialisations - */ - -int board_init(void) -{ - /* - * Setup board (bd) and board-info (bi). - * bi_arch_number: Unique id for this board. It will passed in r1 to - * Linux startup code and is the machine_id. - * bi_boot_params: Where this board expects params. - */ - gd->bd->bi_arch_number = MACH_TYPE_SNOWBALL; - gd->bd->bi_boot_params = 0x00000100; - - /* Configure GPIO pins needed by U-boot */ - db8500_gpio_config_pins(gpio_cfg_common, ARRAY_SIZE(gpio_cfg_common)); - - db8500_gpio_config_pins(gpio_cfg_snowball, - ARRAY_SIZE(gpio_cfg_snowball)); - - return 0; -} - -int dram_init(void) -{ - gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; - gd->ram_size = gd->bd->bi_dram[0].size = - get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE); - - return 0; -} - -static int raise_ab8500_gpio16(void) -{ - int ret; - - /* selection */ - ret = ab8500_read(AB8500_MISC, AB8500_GPIO_SEL2_REG); - if (ret < 0) - goto out; - - ret |= 0x80; - ret = ab8500_write(AB8500_MISC, AB8500_GPIO_SEL2_REG, ret); - if (ret < 0) - goto out; - - /* direction */ - ret = ab8500_read(AB8500_MISC, AB8500_GPIO_DIR2_REG); - if (ret < 0) - goto out; - - ret |= 0x80; - ret = ab8500_write(AB8500_MISC, AB8500_GPIO_DIR2_REG, ret); - if (ret < 0) - goto out; - - /* out */ - ret = ab8500_read(AB8500_MISC, AB8500_GPIO_OUT2_REG); - if (ret < 0) - goto out; - - ret |= 0x80; - ret = ab8500_write(AB8500_MISC, AB8500_GPIO_OUT2_REG, ret); - -out: - return ret; -} - -static int raise_ab8500_gpio26(void) -{ - int ret; - - /* selection */ - ret = ab8500_read(AB8500_MISC, AB8500_GPIO_DIR4_REG); - if (ret < 0) - goto out; - - ret |= 0x2; - ret = ab8500_write(AB8500_MISC, AB8500_GPIO_DIR4_REG, ret); - if (ret < 0) - goto out; - - /* out */ - ret = ab8500_read(AB8500_MISC, AB8500_GPIO_OUT4_REG); - if (ret < 0) - goto out; - - ret |= 0x2; - ret = ab8500_write(AB8500_MISC, AB8500_GPIO_OUT4_REG, ret); - -out: - return ret; -} - -int board_late_init(void) -{ - /* enable 3V3 for LAN controller */ - if (raise_ab8500_gpio26() >= 0) { - /* Turn on FSMC device */ - writel(0x1, 0x8000f000); - writel(0x1, 0x8000f008); - - /* setup FSMC for LAN controler */ - writel(0x305b, 0x80000000); - - /* run at the highest possible speed */ - writel(0x01010210, 0x80000004); - } else - printf("error: can't raise GPIO26\n"); - - /* enable 3v6 for GBF chip */ - if ((raise_ab8500_gpio16() < 0)) - printf("error: cant' raise GPIO16\n"); - - /* empty UART RX FIFO */ - while (tstc()) - (void) getc(); - - return 0; -} - -#ifdef CONFIG_MMC -/* - * emmc_host_init - initialize the emmc controller. - * Configure GPIO settings, set initial clock and power for emmc slot. - * Initialize mmc struct and register with mmc framework. - */ -static int emmc_host_init(void) -{ - struct pl180_mmc_host *host; - - host = malloc(sizeof(struct pl180_mmc_host)); - if (!host) - return -ENOMEM; - memset(host, 0, sizeof(*host)); - - host->base = (struct sdi_registers *)CFG_EMMC_BASE; - host->pwr_init = SDI_PWR_OPD | SDI_PWR_PWRCTRL_ON; - host->clkdiv_init = SDI_CLKCR_CLKDIV_INIT_V2 | - SDI_CLKCR_CLKEN | SDI_CLKCR_HWFC_EN; - strcpy(host->name, "EMMC"); - host->caps = MMC_MODE_8BIT | MMC_MODE_HS | MMC_MODE_HS_52MHz; - host->voltages = VOLTAGE_WINDOW_MMC; - host->clock_min = ARM_MCLK / (2 + SDI_CLKCR_CLKDIV_INIT_V2); - host->clock_max = ARM_MCLK / 2; - host->clock_in = ARM_MCLK; - host->version2 = 1; - - return arm_pl180_mmci_init(host); -} - -/* - * mmc_host_init - initialize the external mmc controller. - * Configure GPIO settings, set initial clock and power for mmc slot. - * Initialize mmc struct and register with mmc framework. - */ -static int mmc_host_init(void) -{ - struct pl180_mmc_host *host; - u32 sdi_u32; - - host = malloc(sizeof(struct pl180_mmc_host)); - if (!host) - return -ENOMEM; - memset(host, 0, sizeof(*host)); - - host->base = (struct sdi_registers *)CFG_MMC_BASE; - sdi_u32 = 0xBF; - writel(sdi_u32, &host->base->power); - host->pwr_init = 0xBF; - host->clkdiv_init = SDI_CLKCR_CLKDIV_INIT_V2 | - SDI_CLKCR_CLKEN | SDI_CLKCR_HWFC_EN; - strcpy(host->name, "MMC"); - host->caps = MMC_MODE_8BIT; - host->b_max = 0; - host->voltages = VOLTAGE_WINDOW_SD; - host->clock_min = ARM_MCLK / (2 + SDI_CLKCR_CLKDIV_INIT_V2); - host->clock_max = ARM_MCLK / 2; - host->clock_in = ARM_MCLK; - host->version2 = 1; - - return arm_pl180_mmci_init(host); -} - -/* - * board_mmc_init - initialize all the mmc/sd host controllers. - * Called by generic mmc framework. - */ -int board_mmc_init(bd_t *bis) -{ - int error; - - (void) bis; - - error = emmc_host_init(); - if (error) { - printf("emmc_host_init() %d\n", error); - return -1; - } - - u8500_mmc_power_init(); - - error = mmc_host_init(); - if (error) { - printf("mmc_host_init() %d\n", error); - return -1; - } - - return 0; -} -#endif /* CONFIG_MMC */ |