[U-Boot] [PATCH V5 4/4] EXYNOS5: Add support for FIMD and DP

[Minkyu Kang]

Dear Donghwa and Ajay,

On 08/01/13 16:32, Ajay Kumar wrote:
> Add panel_info structure required by LCD driver
> and DP panel platdata for SMDK5250.
> Add GPIO configuration for LCD.
> Enable FIMD and DP support on SMDK5250.
> DP Panel size: 2560x1600.
> We use 16BPP resolution to get LCD console.
> 
> changes in V2:
>  -- Move LCD GPIO confiration from exynos common file to board file.
> changes in V3:
>  -- Remove explicit call for cfg_lcd_gpio and add it as callback.
> changes in V4:
>  -- use logo_on = 1 for smdk5250 panel_info structure.
> changes in V5:
>  -- Move CONFIGS from smdk5250.h to exynos5250-dt.h.
>  -- Added changelog in commit message.
> 
> Signed-off-by: Ajay Kumar <ajaykumar.rs at samsung.com>
> Acked-by: Simon Glass <sjg at chomium.org>
> ---
>  board/samsung/smdk5250/smdk5250.c | 97 +++++++++++++++++++++++++++++++++++++++
>  include/configs/exynos5250-dt.h   |  8 ++++
>  2 files changed, 105 insertions(+)
> 
> diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c
> index 73c3ec0..80fb43c 100644
> --- a/board/samsung/smdk5250/smdk5250.c
> +++ b/board/samsung/smdk5250/smdk5250.c
> @@ -24,13 +24,16 @@
>  #include <fdtdec.h>
>  #include <asm/io.h>
>  #include <i2c.h>
> +#include <lcd.h>
>  #include <netdev.h>
>  #include <spi.h>
>  #include <asm/arch/cpu.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>
>  
>  DECLARE_GLOBAL_DATA_PTR;
> @@ -258,3 +261,97 @@ int board_early_init_f(void)
>  	return err;
>  }
>  #endif
> +
> +void cfg_lcd_gpio(void)
> +{
> +	struct exynos5_gpio_part1 *gpio1 =
> +		(struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1();
> +
> +	/* For Backlight */
> +	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));
> +}
> +
> +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,
> +	.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)
> +{
> +	vid->rgb_mode   = MODE_RGB_P,
> +
> +	exynos_set_dp_platform_data(&dp_platform_data);

Compiler warning is occurred.

smdk5250.c: In function 'init_panel_info':
smdk5250.c:375: warning: implicit declaration of function 'exynos_set_dp_platform_data'

> +}
> diff --git a/include/configs/exynos5250-dt.h b/include/configs/exynos5250-dt.h
> index 59182f4..07bca1d 100644
> --- a/include/configs/exynos5250-dt.h
> +++ b/include/configs/exynos5250-dt.h
> @@ -297,4 +297,12 @@
>  #define CONFIG_SHA1
>  #define CONFIG_SHA256
>  
> +/* Display */
> +#define CONFIG_LCD
> +#define CONFIG_EXYNOS_FB
> +#define CONFIG_EXYNOS_DP
> +#define LCD_XRES			2560
> +#define LCD_YRES			1600
> +#define LCD_BPP			LCD_COLOR16
> +
>  #endif	/* __CONFIG_H */
> 

Thanks.
Minkyu Kang.