X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=board%2Fsamsung%2Ftrats%2Ftrats.c;h=a8b2b11c4cb445613482d3049eb826c64716b015;hb=a0f5b5a3a28e5ba82515e58bf6a2209f6b7cb684;hp=f795ff03af91aaf4daae6556af60a8c71c18df51;hpb=85948a8b9acad8f7c346ecc8323c067d8a7a0ff7;p=karo-tx-uboot.git diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c index f795ff03af..a8b2b11c4c 100644 --- a/board/samsung/trats/trats.c +++ b/board/samsung/trats/trats.c @@ -2,6 +2,7 @@ * Copyright (C) 2011 Samsung Electronics * Heungjun Kim * Kyungmin Park + * Donghwa Lee * * See file CREDITS for list of people who contributed to this * project. @@ -23,16 +24,20 @@ */ #include +#include #include #include #include #include #include +#include +#include #include #include #include #include -#include +#include +#include #include "setup.h" @@ -49,6 +54,11 @@ u32 get_board_rev(void) static void check_hw_revision(void); +static int hwrevision(int rev) +{ + return (board_rev & 0xf) == rev; +} + int board_init(void) { gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; @@ -210,32 +220,32 @@ int board_mmc_init(bd_t *bis) static int s5pc210_phy_control(int on) { int ret = 0; + u32 val = 0; struct pmic *p = get_pmic(); if (pmic_probe(p)) return -1; if (on) { - ret |= pmic_set_output(p, - MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, - MAX8998_SAFEOUT1, LDO_ON); - ret |= pmic_set_output(p, MAX8998_REG_ONOFF1, - MAX8998_LDO3, LDO_ON); - ret |= pmic_set_output(p, MAX8998_REG_ONOFF2, - MAX8998_LDO8, LDO_ON); + ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL, + ENSAFEOUT1, LDO_ON); + ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val); + ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, EN_LDO | val); + ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val); + ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, EN_LDO | val); } else { - ret |= pmic_set_output(p, MAX8998_REG_ONOFF2, - MAX8998_LDO8, LDO_OFF); - ret |= pmic_set_output(p, MAX8998_REG_ONOFF1, - MAX8998_LDO3, LDO_OFF); - ret |= pmic_set_output(p, - MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, - MAX8998_SAFEOUT1, LDO_OFF); + ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val); + ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, DIS_LDO | val); + + ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val); + ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, DIS_LDO | val); + ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL, + ENSAFEOUT1, LDO_OFF); } if (ret) { - puts("MAX8998 LDO setting error!\n"); + puts("MAX8997 LDO setting error!\n"); return -1; } @@ -336,21 +346,17 @@ static void board_uart_init(void) (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); int i; - /* UART0-UART1 GPIOs (part1) : 0x22222222 */ - for (i = 0; i < 7; i++) { - s5p_gpio_set_pull(&gpio1->a0, i, GPIO_PULL_NONE); - s5p_gpio_cfg_pin(&gpio1->a0, i, GPIO_FUNC(0x2)); - } - /* - * UART2-UART3 GPIOs (part2) : 0x00223322 - * GPA1CON[3] = I2C_3_SCL (3) + * UART2 GPIOs + * GPA1CON[0] = UART_2_RXD(2) + * GPA1CON[1] = UART_2_TXD(2) * GPA1CON[2] = I2C_3_SDA (3) + * GPA1CON[3] = I2C_3_SCL (3) */ - for (i = 0; i < 5; i++) { + + for (i = 0; i < 4; i++) { s5p_gpio_set_pull(&gpio1->a1, i, GPIO_PULL_NONE); - s5p_gpio_cfg_pin(&gpio1->a1, i, - GPIO_FUNC((i == 2 || i == 3) ? 0x3 : 0x2)); + s5p_gpio_cfg_pin(&gpio1->a1, i, GPIO_FUNC((i > 1) ? 0x3 : 0x2)); } /* UART_SEL GPY4[7] (part2) at EXYNOS4 */ @@ -368,3 +374,157 @@ int board_early_init_f(void) return 0; } + +static void lcd_reset(void) +{ + struct exynos4_gpio_part2 *gpio2 = + (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); + + s5p_gpio_direction_output(&gpio2->y4, 5, 1); + udelay(10000); + s5p_gpio_direction_output(&gpio2->y4, 5, 0); + udelay(10000); + s5p_gpio_direction_output(&gpio2->y4, 5, 1); +} + +static int lcd_power(void) +{ + int ret = 0; + struct pmic *p = get_pmic(); + + if (pmic_probe(p)) + return 0; + + /* LDO15 voltage: 2.2v */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO15CTRL, 0x1c | EN_LDO); + /* LDO13 voltage: 3.0v */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO13CTRL, 0x2c | EN_LDO); + + if (ret) { + puts("MAX8997 LDO setting error!\n"); + return -1; + } + + return 0; +} + +static struct mipi_dsim_config dsim_config = { + .e_interface = DSIM_VIDEO, + .e_virtual_ch = DSIM_VIRTUAL_CH_0, + .e_pixel_format = DSIM_24BPP_888, + .e_burst_mode = DSIM_BURST_SYNC_EVENT, + .e_no_data_lane = DSIM_DATA_LANE_4, + .e_byte_clk = DSIM_PLL_OUT_DIV8, + .hfp = 1, + + .p = 3, + .m = 120, + .s = 1, + + /* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */ + .pll_stable_time = 500, + + /* escape clk : 10MHz */ + .esc_clk = 20 * 1000000, + + /* stop state holding counter after bta change count 0 ~ 0xfff */ + .stop_holding_cnt = 0x7ff, + /* bta timeout 0 ~ 0xff */ + .bta_timeout = 0xff, + /* lp rx timeout 0 ~ 0xffff */ + .rx_timeout = 0xffff, +}; + +static struct exynos_platform_mipi_dsim s6e8ax0_platform_data = { + .lcd_panel_info = NULL, + .dsim_config = &dsim_config, +}; + +static struct mipi_dsim_lcd_device mipi_lcd_device = { + .name = "s6e8ax0", + .id = -1, + .bus_id = 0, + .platform_data = (void *)&s6e8ax0_platform_data, +}; + +static int mipi_power(void) +{ + int ret = 0; + struct pmic *p = get_pmic(); + + if (pmic_probe(p)) + return 0; + + /* LDO3 voltage: 1.1v */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, 0x6 | EN_LDO); + /* LDO4 voltage: 1.8v */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO4CTRL, 0x14 | EN_LDO); + + if (ret) { + puts("MAX8997 LDO setting error!\n"); + return -1; + } + + return 0; +} + +vidinfo_t panel_info = { + .vl_freq = 60, + .vl_col = 720, + .vl_row = 1280, + .vl_width = 720, + .vl_height = 1280, + .vl_clkp = CONFIG_SYS_HIGH, + .vl_hsp = CONFIG_SYS_LOW, + .vl_vsp = CONFIG_SYS_LOW, + .vl_dp = CONFIG_SYS_LOW, + .vl_bpix = 5, /* Bits per pixel, 2^5 = 32 */ + + /* s6e8ax0 Panel infomation */ + .vl_hspw = 5, + .vl_hbpd = 10, + .vl_hfpd = 10, + + .vl_vspw = 2, + .vl_vbpd = 1, + .vl_vfpd = 13, + .vl_cmd_allow_len = 0xf, + + .win_id = 3, + .cfg_gpio = NULL, + .backlight_on = NULL, + .lcd_power_on = NULL, /* lcd_power_on in mipi dsi driver */ + .reset_lcd = lcd_reset, + .dual_lcd_enabled = 0, + + .init_delay = 0, + .power_on_delay = 0, + .reset_delay = 0, + .interface_mode = FIMD_RGB_INTERFACE, + .mipi_enabled = 1, +}; + +void init_panel_info(vidinfo_t *vid) +{ + vid->logo_on = 1, + vid->resolution = HD_RESOLUTION, + vid->rgb_mode = MODE_RGB_P, + +#ifdef CONFIG_TIZEN + get_tizen_logo_info(vid); +#endif + + if (hwrevision(2)) + mipi_lcd_device.reverse_panel = 1; + + strcpy(s6e8ax0_platform_data.lcd_panel_name, mipi_lcd_device.name); + s6e8ax0_platform_data.lcd_power = lcd_power; + s6e8ax0_platform_data.mipi_power = mipi_power; + s6e8ax0_platform_data.phy_enable = set_mipi_phy_ctrl; + s6e8ax0_platform_data.lcd_panel_info = (void *)vid; + exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device); + s6e8ax0_init(); + exynos_set_dsim_platform_data(&s6e8ax0_platform_data); + + setenv("lcdinfo", "lcd=s6e8ax0"); +}