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authorRajeshwari Birje <rajeshwari.s@samsung.com>2013-12-26 09:44:17 +0530
committerMinkyu Kang <mk7.kang@samsung.com>2013-12-30 16:50:34 +0900
commit71ebb33559696ca41fe0db5fa882112464ade9c0 (patch)
tree6248d58bdec6c294d4aa6c6082ff9d2052bf1d7d /board/samsung/smdk5250/exynos5-dt.c
parent2931fa4db349c97f882ffda42e901208654b5ca9 (diff)
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EXYNOS5: Create a common board file
Create a common board.c file for all functions which are common across all EXYNOS5 platforms. exynos_init function is provided for platform specific code. Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'board/samsung/smdk5250/exynos5-dt.c')
-rw-r--r--board/samsung/smdk5250/exynos5-dt.c350
1 files changed, 2 insertions, 348 deletions
diff --git a/board/samsung/smdk5250/exynos5-dt.c b/board/samsung/smdk5250/exynos5-dt.c
index 6aa0509..5fb8664 100644
--- a/board/samsung/smdk5250/exynos5-dt.c
+++ b/board/samsung/smdk5250/exynos5-dt.c
@@ -25,44 +25,8 @@
DECLARE_GLOBAL_DATA_PTR;
-#if defined CONFIG_EXYNOS_TMU
-/*
- * Boot Time Thermal Analysis for SoC temperature threshold breach
- */
-static void boot_temp_check(void)
-{
- int temp;
-
- switch (tmu_monitor(&temp)) {
- /* Status TRIPPED ans WARNING means corresponding threshold breach */
- case TMU_STATUS_TRIPPED:
- puts("EXYNOS_TMU: TRIPPING! Device power going down ...\n");
- set_ps_hold_ctrl();
- hang();
- break;
- case TMU_STATUS_WARNING:
- puts("EXYNOS_TMU: WARNING! Temperature very high\n");
- break;
- /*
- * TMU_STATUS_INIT means something is wrong with temperature sensing
- * and TMU status was changed back from NORMAL to INIT.
- */
- case TMU_STATUS_INIT:
- default:
- debug("EXYNOS_TMU: Unknown TMU state\n");
- }
-}
-#endif
-
-struct local_info {
- struct cros_ec_dev *cros_ec_dev; /* Pointer to cros_ec device */
- int cros_ec_err; /* Error for cros_ec, 0 if ok */
-};
-
-static struct local_info local;
-
#ifdef CONFIG_SOUND_MAX98095
-static void board_enable_audio_codec(void)
+static void board_enable_audio_codec(void)
{
struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *)
samsung_get_base_gpio_part1();
@@ -73,261 +37,14 @@ static void board_enable_audio_codec(void)
}
#endif
-struct cros_ec_dev *board_get_cros_ec_dev(void)
-{
- return local.cros_ec_dev;
-}
-
-static int board_init_cros_ec_devices(const void *blob)
+int exynos_init(void)
{
- local.cros_ec_err = cros_ec_init(blob, &local.cros_ec_dev);
- if (local.cros_ec_err)
- return -1; /* Will report in board_late_init() */
-
- return 0;
-}
-
-int board_init(void)
-{
- gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
-
-#if defined CONFIG_EXYNOS_TMU
- if (tmu_init(gd->fdt_blob) != TMU_STATUS_NORMAL) {
- debug("%s: Failed to init TMU\n", __func__);
- return -1;
- }
- boot_temp_check();
-#endif
-
-#ifdef CONFIG_EXYNOS_SPI
- spi_init();
-#endif
-
- if (board_init_cros_ec_devices(gd->fdt_blob))
- return -1;
-
#ifdef CONFIG_SOUND_MAX98095
board_enable_audio_codec();
#endif
return 0;
}
-int dram_init(void)
-{
- int i;
- u32 addr;
-
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
- addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
- gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE);
- }
- return 0;
-}
-
-#if defined(CONFIG_POWER)
-static int pmic_reg_update(struct pmic *p, int reg, uint regval)
-{
- u32 val;
- int ret = 0;
-
- ret = pmic_reg_read(p, reg, &val);
- if (ret) {
- debug("%s: PMIC %d register read failed\n", __func__, reg);
- return -1;
- }
- val |= regval;
- ret = pmic_reg_write(p, reg, val);
- if (ret) {
- debug("%s: PMIC %d register write failed\n", __func__, reg);
- return -1;
- }
- return 0;
-}
-
-int power_init_board(void)
-{
- struct pmic *p;
-
- set_ps_hold_ctrl();
-
- if (pmic_init(I2C_PMIC))
- return -1;
-
- p = pmic_get("MAX77686_PMIC");
- if (!p)
- return -ENODEV;
-
- if (pmic_probe(p))
- return -1;
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_32KHZ, MAX77686_32KHCP_EN))
- return -1;
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BBAT,
- MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V))
- return -1;
-
- /* VDD_MIF */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK1OUT,
- MAX77686_BUCK1OUT_1V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK1OUT);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK1CRTL,
- MAX77686_BUCK1CTRL_EN))
- return -1;
-
- /* VDD_ARM */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK2DVS1,
- MAX77686_BUCK2DVS1_1_3V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK2DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK2CTRL1,
- MAX77686_BUCK2CTRL_ON))
- return -1;
-
- /* VDD_INT */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK3DVS1,
- MAX77686_BUCK3DVS1_1_0125V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK3DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK3CTRL,
- MAX77686_BUCK3CTRL_ON))
- return -1;
-
- /* VDD_G3D */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK4DVS1,
- MAX77686_BUCK4DVS1_1_2V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK4DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK4CTRL1,
- MAX77686_BUCK3CTRL_ON))
- return -1;
-
- /* VDD_LDO2 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO2CTRL1,
- MAX77686_LD02CTRL1_1_5V | EN_LDO))
- return -1;
-
- /* VDD_LDO3 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO3CTRL1,
- MAX77686_LD03CTRL1_1_8V | EN_LDO))
- return -1;
-
- /* VDD_LDO5 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO5CTRL1,
- MAX77686_LD05CTRL1_1_8V | EN_LDO))
- return -1;
-
- /* VDD_LDO10 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO10CTRL1,
- MAX77686_LD10CTRL1_1_8V | EN_LDO))
- return -1;
-
- return 0;
-}
-#endif
-
-void dram_init_banksize(void)
-{
- int i;
- u32 addr, size;
-
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
- addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
- size = get_ram_size((long *)addr, SDRAM_BANK_SIZE);
-
- gd->bd->bi_dram[i].start = addr;
- gd->bd->bi_dram[i].size = size;
- }
-}
-
-static int decode_sromc(const void *blob, struct fdt_sromc *config)
-{
- int err;
- int node;
-
- node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS5_SROMC);
- if (node < 0) {
- debug("Could not find SROMC node\n");
- return node;
- }
-
- config->bank = fdtdec_get_int(blob, node, "bank", 0);
- config->width = fdtdec_get_int(blob, node, "width", 2);
-
- err = fdtdec_get_int_array(blob, node, "srom-timing", config->timing,
- FDT_SROM_TIMING_COUNT);
- if (err < 0) {
- debug("Could not decode SROMC configuration Error: %s\n",
- fdt_strerror(err));
- return -FDT_ERR_NOTFOUND;
- }
- return 0;
-}
-
-int board_eth_init(bd_t *bis)
-{
-#ifdef CONFIG_SMC911X
- u32 smc_bw_conf, smc_bc_conf;
- struct fdt_sromc config;
- fdt_addr_t base_addr;
- int node;
-
- node = decode_sromc(gd->fdt_blob, &config);
- if (node < 0) {
- debug("%s: Could not find sromc configuration\n", __func__);
- return 0;
- }
- node = fdtdec_next_compatible(gd->fdt_blob, node, COMPAT_SMSC_LAN9215);
- if (node < 0) {
- debug("%s: Could not find lan9215 configuration\n", __func__);
- return 0;
- }
-
- /* We now have a node, so any problems from now on are errors */
- base_addr = fdtdec_get_addr(gd->fdt_blob, node, "reg");
- if (base_addr == FDT_ADDR_T_NONE) {
- debug("%s: Could not find lan9215 address\n", __func__);
- return -1;
- }
-
- /* Ethernet needs data bus width of 16 bits */
- if (config.width != 2) {
- debug("%s: Unsupported bus width %d\n", __func__,
- config.width);
- return -1;
- }
- smc_bw_conf = SROMC_DATA16_WIDTH(config.bank)
- | SROMC_BYTE_ENABLE(config.bank);
-
- smc_bc_conf = SROMC_BC_TACS(config.timing[FDT_SROM_TACS]) |
- SROMC_BC_TCOS(config.timing[FDT_SROM_TCOS]) |
- SROMC_BC_TACC(config.timing[FDT_SROM_TACC]) |
- SROMC_BC_TCOH(config.timing[FDT_SROM_TCOH]) |
- SROMC_BC_TAH(config.timing[FDT_SROM_TAH]) |
- SROMC_BC_TACP(config.timing[FDT_SROM_TACP]) |
- SROMC_BC_PMC(config.timing[FDT_SROM_PMC]);
-
- /* Select and configure the SROMC bank */
- exynos_pinmux_config(PERIPH_ID_SROMC, config.bank);
- s5p_config_sromc(config.bank, smc_bw_conf, smc_bc_conf);
- return smc911x_initialize(0, base_addr);
-#endif
- return 0;
-}
-
#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
@@ -343,50 +60,6 @@ int checkboard(void)
}
#endif
-#ifdef CONFIG_GENERIC_MMC
-int board_mmc_init(bd_t *bis)
-{
- int ret;
- /* dwmmc initializattion for available channels */
- ret = exynos_dwmmc_init(gd->fdt_blob);
- if (ret)
- debug("dwmmc init failed\n");
-
- return ret;
-}
-#endif
-
-static int board_uart_init(void)
-{
- int err, uart_id, ret = 0;
-
- for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) {
- err = exynos_pinmux_config(uart_id, PINMUX_FLAG_NONE);
- if (err) {
- debug("UART%d not configured\n",
- (uart_id - PERIPH_ID_UART0));
- ret |= err;
- }
- }
- return ret;
-}
-
-#ifdef CONFIG_BOARD_EARLY_INIT_F
-int board_early_init_f(void)
-{
- int err;
- err = board_uart_init();
- if (err) {
- debug("UART init failed\n");
- return err;
- }
-#ifdef CONFIG_SYS_I2C_INIT_BOARD
- board_i2c_init(gd->fdt_blob);
-#endif
- return err;
-}
-#endif
-
#ifdef CONFIG_LCD
void exynos_cfg_lcd_gpio(void)
{
@@ -410,22 +83,3 @@ void exynos_set_dp_phy(unsigned int onoff)
set_dp_phy_ctrl(onoff);
}
#endif
-
-#ifdef CONFIG_BOARD_LATE_INIT
-int board_late_init(void)
-{
- stdio_print_current_devices();
-
- if (local.cros_ec_err) {
- /* Force console on */
- gd->flags &= ~GD_FLG_SILENT;
-
- printf("cros-ec communications failure %d\n",
- local.cros_ec_err);
- puts("\nPlease reset with Power+Refresh\n\n");
- panic("Cannot init cros-ec device");
- return -1;
- }
- return 0;
-}
-#endif