diff options
Diffstat (limited to 'board/samsung/smdk5250')
| -rw-r--r-- | board/samsung/smdk5250/Makefile | 4 | ||||
| -rw-r--r-- | board/samsung/smdk5250/exynos5-dt.c | 238 | ||||
| -rw-r--r-- | board/samsung/smdk5250/smdk5250.c | 363 |
3 files changed, 237 insertions, 368 deletions
diff --git a/board/samsung/smdk5250/Makefile b/board/samsung/smdk5250/Makefile index 6a58655..3d96b07 100644 --- a/board/samsung/smdk5250/Makefile +++ b/board/samsung/smdk5250/Makefile @@ -7,9 +7,5 @@ obj-y += smdk5250_spl.o ifndef CONFIG_SPL_BUILD -ifdef CONFIG_OF_CONTROL obj-y += exynos5-dt.o -else -obj-y += smdk5250.o -endif endif diff --git a/board/samsung/smdk5250/exynos5-dt.c b/board/samsung/smdk5250/exynos5-dt.c index 58821c4..d6ce133 100644 --- a/board/samsung/smdk5250/exynos5-dt.c +++ b/board/samsung/smdk5250/exynos5-dt.c @@ -11,15 +11,16 @@ #include <i2c.h> #include <netdev.h> #include <spi.h> +#include <asm/gpio.h> #include <asm/arch/cpu.h> #include <asm/arch/dwmmc.h> -#include <asm/arch/gpio.h> #include <asm/arch/mmc.h> #include <asm/arch/pinmux.h> #include <asm/arch/power.h> #include <asm/arch/sromc.h> #include <power/pmic.h> #include <power/max77686_pmic.h> +#include <power/tps65090_pmic.h> #include <tmu.h> DECLARE_GLOBAL_DATA_PTR; @@ -41,7 +42,197 @@ int exynos_init(void) return 0; } +#if defined(CONFIG_POWER) +#ifdef CONFIG_POWER_MAX77686 +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; +} + +static int max77686_init(void) +{ + struct pmic *p; + + 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 /* CONFIG_POWER_MAX77686 */ + +int exynos_power_init(void) +{ + int ret = 0; + +#ifdef CONFIG_POWER_MAX77686 + ret = max77686_init(); + if (ret) + return ret; +#endif +#ifdef CONFIG_POWER_TPS65090 + /* + * The TPS65090 may not be in the device tree. If so, it is not + * an error. + */ + ret = tps65090_init(); + if (ret == 0 || ret == -ENODEV) + return 0; +#endif + + return ret; +} +#endif /* CONFIG_POWER */ + #ifdef CONFIG_LCD +static int board_dp_bridge_setup(void) +{ + const int max_tries = 10; + int num_tries, node; + + /* + * TODO(sjg): Use device tree for GPIOs when exynos GPIO + * numbering patch is in mainline. + */ + debug("%s\n", __func__); + node = fdtdec_next_compatible(gd->fdt_blob, 0, COMPAT_NXP_PTN3460); + if (node < 0) { + debug("%s: No node for DP bridge in device tree\n", __func__); + return -ENODEV; + } + + /* Setup the GPIOs */ + + /* PD is ACTIVE_LOW, and initially de-asserted */ + gpio_set_pull(EXYNOS5_GPIO_Y25, S5P_GPIO_PULL_NONE); + gpio_direction_output(EXYNOS5_GPIO_Y25, 1); + + /* Reset is ACTIVE_LOW */ + gpio_set_pull(EXYNOS5_GPIO_X15, S5P_GPIO_PULL_NONE); + gpio_direction_output(EXYNOS5_GPIO_X15, 0); + + udelay(10); + gpio_set_value(EXYNOS5_GPIO_X15, 1); + + gpio_direction_input(EXYNOS5_GPIO_X07); + + /* + * We need to wait for 90ms after bringing up the bridge since there + * is a phantom "high" on the HPD chip during its bootup. The phantom + * high comes within 7ms of de-asserting PD and persists for at least + * 15ms. The real high comes roughly 50ms after PD is de-asserted. The + * phantom high makes it hard for us to know when the NXP chip is up. + */ + mdelay(90); + + for (num_tries = 0; num_tries < max_tries; num_tries++) { + /* Check HPD. If it's high, we're all good. */ + if (gpio_get_value(EXYNOS5_GPIO_X07)) + return 0; + + debug("%s: eDP bridge failed to come up; try %d of %d\n", + __func__, num_tries, max_tries); + } + + /* Immediately go into bridge reset if the hp line is not high */ + return -ENODEV; +} + void exynos_cfg_lcd_gpio(void) { /* For Backlight */ @@ -60,4 +251,49 @@ void exynos_set_dp_phy(unsigned int onoff) { set_dp_phy_ctrl(onoff); } + +void exynos_backlight_on(unsigned int on) +{ + debug("%s(%u)\n", __func__, on); + + if (!on) + return; + +#ifdef CONFIG_POWER_TPS65090 + int ret; + + ret = tps65090_fet_enable(1); /* Enable FET1, backlight */ + if (ret) + return; + + /* T5 in the LCD timing spec (defined as > 10ms) */ + mdelay(10); + + /* board_dp_backlight_pwm */ + gpio_direction_output(EXYNOS5_GPIO_B20, 1); + + /* T6 in the LCD timing spec (defined as > 10ms) */ + mdelay(10); + + /* board_dp_backlight_en */ + gpio_direction_output(EXYNOS5_GPIO_X30, 1); +#endif +} + +void exynos_lcd_power_on(void) +{ + int ret; + + debug("%s\n", __func__); + +#ifdef CONFIG_POWER_TPS65090 + /* board_dp_lcd_vdd */ + tps65090_fet_enable(6); /* Enable FET6, lcd panel */ +#endif + + ret = board_dp_bridge_setup(); + if (ret && ret != -ENODEV) + printf("LCD bridge failed to enable: %d\n", ret); +} + #endif diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c deleted file mode 100644 index 014b7bd..0000000 --- a/board/samsung/smdk5250/smdk5250.c +++ /dev/null @@ -1,363 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <cros_ec.h> -#include <fdtdec.h> -#include <asm/io.h> -#include <errno.h> -#include <i2c.h> -#include <lcd.h> -#include <netdev.h> -#include <spi.h> -#include <asm/arch/cpu.h> -#include <asm/arch/dwmmc.h> -#include <asm/arch/gpio.h> -#include <asm/arch/mmc.h> -#include <asm/arch/pinmux.h> -#include <asm/arch/power.h> -#include <asm/arch/sromc.h> -#include <asm/arch/dp_info.h> -#include <power/pmic.h> -#include <power/max77686_pmic.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_SOUND_MAX98095 -static void board_enable_audio_codec(void) -{ - /* Enable MAX98095 Codec */ - gpio_direction_output(EXYNOS5_GPIO_X17, 1); - gpio_set_pull(EXYNOS5_GPIO_X17, S5P_GPIO_PULL_NONE); -} -#endif - -int exynos_init(void) -{ -#ifdef CONFIG_SOUND_MAX98095 - board_enable_audio_codec(); -#endif - 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; - - /* Non-FDT configuration - bank number and timing parameters*/ - config.bank = CONFIG_ENV_SROM_BANK; - config.width = 2; - - config.timing[FDT_SROM_TACS] = 0x01; - config.timing[FDT_SROM_TCOS] = 0x01; - config.timing[FDT_SROM_TACC] = 0x06; - config.timing[FDT_SROM_TCOH] = 0x01; - config.timing[FDT_SROM_TAH] = 0x0C; - config.timing[FDT_SROM_TACP] = 0x09; - config.timing[FDT_SROM_PMC] = 0x01; - base_addr = CONFIG_SMC911X_BASE; - - /* 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) -{ - printf("\nBoard: SMDK5250\n"); - return 0; -} -#endif - -#ifdef CONFIG_GENERIC_MMC -int board_mmc_init(bd_t *bis) -{ - int err, ret = 0, index, bus_width; - u32 base; - - err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE); - if (err) - debug("SDMMC0 not configured\n"); - ret |= err; - - /*EMMC: dwmmc Channel-0 with 8 bit bus width */ - index = 0; - base = samsung_get_base_mmc() + (0x10000 * index); - bus_width = 8; - err = exynos_dwmci_add_port(index, base, bus_width, (u32)NULL); - if (err) - debug("dwmmc Channel-0 init failed\n"); - ret |= err; - - err = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE); - if (err) - debug("SDMMC2 not configured\n"); - ret |= err; - - /*SD: dwmmc Channel-2 with 4 bit bus width */ - index = 2; - base = samsung_get_base_mmc() + (0x10000 * index); - bus_width = 4; - err = exynos_dwmci_add_port(index, base, bus_width, (u32)NULL); - if (err) - debug("dwmmc Channel-2 init failed\n"); - ret |= err; - - return ret; -} -#endif - -void board_i2c_init(const void *blob) -{ - int i; - - for (i = 0; i < CONFIG_MAX_I2C_NUM; i++) { - exynos_pinmux_config((PERIPH_ID_I2C0 + i), - PINMUX_FLAG_NONE); - } -} - -#if defined(CONFIG_POWER) -#ifdef CONFIG_POWER_MAX77686 -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; -} - -static int max77686_init(void) -{ - struct pmic *p; - - 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 /* CONFIG_POWER_MAX77686 */ - -int exynos_power_init(void) -{ - int ret = 0; - -#ifdef CONFIG_POWER_MAX77686 - ret = max77686_init(); -#endif - return ret; -} -#endif /* CONFIG_POWER */ - -#ifdef CONFIG_LCD -void exynos_cfg_lcd_gpio(void) -{ - - /* For Backlight */ - gpio_cfg_pin(EXYNOS5_GPIO_B20, S5P_GPIO_OUTPUT); - gpio_set_value(EXYNOS5_GPIO_B20, 1); - - /* LCD power on */ - gpio_cfg_pin(EXYNOS5_GPIO_X15, S5P_GPIO_OUTPUT); - gpio_set_value(EXYNOS5_GPIO_X15, 1); - - /* Set Hotplug detect for DP */ - gpio_cfg_pin(EXYNOS5_GPIO_X07, S5P_GPIO_FUNC(0x3)); -} - -void exynos_set_dp_phy(unsigned int onoff) -{ - set_dp_phy_ctrl(onoff); -} - -vidinfo_t panel_info = { - .vl_freq = 60, - .vl_col = 2560, - .vl_row = 1600, - .vl_width = 2560, - .vl_height = 1600, - .vl_clkp = CONFIG_SYS_LOW, - .vl_hsp = CONFIG_SYS_LOW, - .vl_vsp = CONFIG_SYS_LOW, - .vl_dp = CONFIG_SYS_LOW, - .vl_bpix = 4, /* LCD_BPP = 2^4, for output conosle on LCD */ - - /* wDP panel timing infomation */ - .vl_hspw = 32, - .vl_hbpd = 80, - .vl_hfpd = 48, - - .vl_vspw = 6, - .vl_vbpd = 37, - .vl_vfpd = 3, - .vl_cmd_allow_len = 0xf, - - .win_id = 3, - .dual_lcd_enabled = 0, - - .init_delay = 0, - .power_on_delay = 0, - .reset_delay = 0, - .interface_mode = FIMD_RGB_INTERFACE, - .dp_enabled = 1, -}; - -static struct edp_device_info edp_info = { - .disp_info = { - .h_res = 2560, - .h_sync_width = 32, - .h_back_porch = 80, - .h_front_porch = 48, - .v_res = 1600, - .v_sync_width = 6, - .v_back_porch = 37, - .v_front_porch = 3, - .v_sync_rate = 60, - }, - .lt_info = { - .lt_status = DP_LT_NONE, - }, - .video_info = { - .master_mode = 0, - .bist_mode = DP_DISABLE, - .bist_pattern = NO_PATTERN, - .h_sync_polarity = 0, - .v_sync_polarity = 0, - .interlaced = 0, - .color_space = COLOR_RGB, - .dynamic_range = VESA, - .ycbcr_coeff = COLOR_YCBCR601, - .color_depth = COLOR_8, - }, -}; - -static struct exynos_dp_platform_data dp_platform_data = { - .edp_dev_info = &edp_info, -}; - -void init_panel_info(vidinfo_t *vid) -{ - vid->rgb_mode = MODE_RGB_P; - exynos_set_dp_platform_data(&dp_platform_data); -} -#endif |