ping.
On Mon, Sep 30, 2013 at 4:50 PM, Ajay Kumar ajaykumar.rs@samsung.comwrote:
Add callbacks to set up DP-HPD, backlight and LCD power on SMDK5420.
Signed-off-by: Ajay Kumar ajaykumar.rs@samsung.com
board/samsung/smdk5420/smdk5420.c | 118 +++++++++++--------------------------- 1 file changed, 34 insertions(+), 84 deletions(-)
diff --git a/board/samsung/smdk5420/smdk5420.c b/board/samsung/smdk5420/smdk5420.c index cf76455..3f29ce0 100644 --- a/board/samsung/smdk5420/smdk5420.c +++ b/board/samsung/smdk5420/smdk5420.c @@ -137,98 +137,48 @@ int board_mmc_init(bd_t *bis) #endif
#ifdef CONFIG_LCD -void cfg_lcd_gpio(void) +void exynos_cfg_lcd_gpio(void) {
struct exynos5_gpio_part1 *gpio1 =(struct exynos5_gpio_part1 *)samsung_get_base_gpio_part1();
struct exynos5420_gpio_part2 *gpio2 =(struct exynos5420_gpio_part2*)samsung_get_base_gpio_part2();
/* For Backlight */
/* Set Hotplug detect for DP */s5p_gpio_cfg_pin(&gpio2->x0, 7, GPIO_FUNC(0x3));+}
+void exynos_backlight_on(unsigned int onoff) +{
struct exynos5420_gpio_part1 *gpio1 =(struct exynos5420_gpio_part1*)samsung_get_base_gpio_part1();
struct exynos5420_gpio_part2 *gpio2 =(struct exynos5420_gpio_part2*)samsung_get_base_gpio_part2();
/* For PWM */ s5p_gpio_cfg_pin(&gpio1->b2, 0, GPIO_OUTPUT); s5p_gpio_set_value(&gpio1->b2, 0, 1);
/* LCD power on */s5p_gpio_cfg_pin(&gpio1->x1, 5, GPIO_OUTPUT);s5p_gpio_set_value(&gpio1->x1, 5, 1);/* Set Hotplug detect for DP */s5p_gpio_cfg_pin(&gpio1->x0, 7, GPIO_FUNC(0x3));
/* BL_EN */s5p_gpio_cfg_pin(&gpio2->x1, 5, GPIO_OUTPUT);s5p_gpio_set_value(&gpio2->x1, 5, 1);}
-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 onLCD */
/* 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,.cfg_gpio = cfg_lcd_gpio,.backlight_on = NULL,.lcd_power_on = NULL,.reset_lcd = NULL,.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 = {
.phy_enable = set_dp_phy_ctrl,.edp_dev_info = &edp_info,-};
-void init_panel_info(vidinfo_t *vid) +void exynos_lcd_power_on(void) {
vid->rgb_mode = MODE_RGB_P,exynos_set_dp_platform_data(&dp_platform_data);
int pmic_bus, pmic_i2caddr, ldo38_reg, old_bus;u8 value;/* enable VDD_28IO_DP: LDO38 should be at 2.8V */pmic_bus = 4;pmic_i2caddr = 0x66;ldo38_reg = 0x62;value = 0x78;old_bus = i2c_get_bus_num();i2c_set_bus_num(pmic_bus);if (i2c_write(pmic_i2caddr, ldo38_reg, 1, &value, 1))printf("i2c write fail. Failed to enable VDD_28IO_DP\n");i2c_set_bus_num(old_bus);} #endif
-- 1.7.12.4
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