[PATCH 2/2] drm/panel: ilitek-ili9881c: Add Startek KD050HDFIA020-C020A support

Mon Mar 18 09:01:37 UTC 2024

On 17/03/2024 16:57, Laurent Pinchart wrote:
> Add support for the Startek KD050HDFIA020-C020A panel.
> 
> The init table comes from the Compulab BSP ([1]).
> 
> [1] https://github.com/compulab-yokneam/meta-bsp-imx8mp/blob/ucm-imx8m-plus-r1.1/recipes-kernel/linux/compulab/imx8mp/0000-compulab-imx8m-plus-Add-boards-support.patch
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> ---
>   drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 222 ++++++++++++++++++
>   1 file changed, 222 insertions(+)
> 
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> index 2ffe5f68a890..80b386f91320 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> @@ -455,6 +455,202 @@ static const struct ili9881c_instr k101_im2byl02_init[] = {
>   	ILI9881C_COMMAND_INSTR(0xD3, 0x3F), /* VN0 */
>   };
>   
> +static const struct ili9881c_instr kd050hdfia020_init[] = {
> +	ILI9881C_SWITCH_PAGE_INSTR(3),
> +	ILI9881C_COMMAND_INSTR(0x01, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x02, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x03, 0x72),
> +	ILI9881C_COMMAND_INSTR(0x04, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x05, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x06, 0x09),
> +	ILI9881C_COMMAND_INSTR(0x07, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x08, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x09, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x0a, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x0c, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x0d, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x0f, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x10, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x11, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x12, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x13, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x14, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x15, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x16, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x17, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x18, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x19, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x1e, 0x40),
> +	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
> +	ILI9881C_COMMAND_INSTR(0x20, 0x05),
> +	ILI9881C_COMMAND_INSTR(0x20, 0x05),
> +	ILI9881C_COMMAND_INSTR(0x21, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x22, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x23, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x24, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x25, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x26, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x27, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x28, 0x33),
> +	ILI9881C_COMMAND_INSTR(0x29, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x30, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x31, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x32, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x32, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x33, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x34, 0x04),
> +	ILI9881C_COMMAND_INSTR(0x35, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x36, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x37, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
> +	ILI9881C_COMMAND_INSTR(0x39, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x3a, 0x40),
> +	ILI9881C_COMMAND_INSTR(0x3b, 0x40),
> +	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x40, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x41, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x42, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x43, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x44, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x50, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x51, 0x23),
> +	ILI9881C_COMMAND_INSTR(0x52, 0x45),
> +	ILI9881C_COMMAND_INSTR(0x53, 0x67),
> +	ILI9881C_COMMAND_INSTR(0x54, 0x89),
> +	ILI9881C_COMMAND_INSTR(0x55, 0xab),
> +	ILI9881C_COMMAND_INSTR(0x56, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x57, 0x23),
> +	ILI9881C_COMMAND_INSTR(0x58, 0x45),
> +	ILI9881C_COMMAND_INSTR(0x59, 0x67),
> +	ILI9881C_COMMAND_INSTR(0x5a, 0x89),
> +	ILI9881C_COMMAND_INSTR(0x5b, 0xab),
> +	ILI9881C_COMMAND_INSTR(0x5c, 0xcd),
> +	ILI9881C_COMMAND_INSTR(0x5d, 0xef),
> +	ILI9881C_COMMAND_INSTR(0x5e, 0x11),
> +	ILI9881C_COMMAND_INSTR(0x5f, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x60, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x61, 0x15),
> +	ILI9881C_COMMAND_INSTR(0x62, 0x14),
> +	ILI9881C_COMMAND_INSTR(0x63, 0x0E),
> +	ILI9881C_COMMAND_INSTR(0x64, 0x0F),
> +	ILI9881C_COMMAND_INSTR(0x65, 0x0C),
> +	ILI9881C_COMMAND_INSTR(0x66, 0x0D),
> +	ILI9881C_COMMAND_INSTR(0x67, 0x06),
> +	ILI9881C_COMMAND_INSTR(0x68, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x69, 0x07),
> +	ILI9881C_COMMAND_INSTR(0x6a, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x6c, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x6d, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x6e, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x6f, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x70, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x71, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x72, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x73, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x74, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x75, 0x01),
> +	ILI9881C_COMMAND_INSTR(0x76, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x77, 0x14),
> +	ILI9881C_COMMAND_INSTR(0x78, 0x15),
> +	ILI9881C_COMMAND_INSTR(0x79, 0x0E),
> +	ILI9881C_COMMAND_INSTR(0x7a, 0x0F),
> +	ILI9881C_COMMAND_INSTR(0x7b, 0x0C),
> +	ILI9881C_COMMAND_INSTR(0x7c, 0x0D),
> +	ILI9881C_COMMAND_INSTR(0x7d, 0x06),
> +	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x7f, 0x07),
> +	ILI9881C_COMMAND_INSTR(0x80, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x81, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x83, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x84, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x85, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x86, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x87, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x88, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x89, 0x02),
> +	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
> +	ILI9881C_SWITCH_PAGE_INSTR(0x4),
> +	ILI9881C_COMMAND_INSTR(0x6C, 0x15),
> +	ILI9881C_COMMAND_INSTR(0x6E, 0x2A),
> +	ILI9881C_COMMAND_INSTR(0x6F, 0x33),
> +	ILI9881C_COMMAND_INSTR(0x3A, 0x94),
> +	ILI9881C_COMMAND_INSTR(0x8D, 0x15),
> +	ILI9881C_COMMAND_INSTR(0x87, 0xBA),
> +	ILI9881C_COMMAND_INSTR(0x26, 0x76),
> +	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
> +	ILI9881C_COMMAND_INSTR(0xB5, 0x06),
> +	ILI9881C_SWITCH_PAGE_INSTR(0x1),
> +	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
> +	ILI9881C_COMMAND_INSTR(0x31, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x53, 0x90),
> +	ILI9881C_COMMAND_INSTR(0x55, 0xA2),
> +	ILI9881C_COMMAND_INSTR(0x50, 0xB7),
> +	ILI9881C_COMMAND_INSTR(0x51, 0xB7),
> +	ILI9881C_COMMAND_INSTR(0x60, 0x22),
> +	ILI9881C_COMMAND_INSTR(0x61, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x62, 0x19),
> +	ILI9881C_COMMAND_INSTR(0x63, 0x10),
> +	ILI9881C_COMMAND_INSTR(0xA0, 0x08),
> +	ILI9881C_COMMAND_INSTR(0xA1, 0x1A),
> +	ILI9881C_COMMAND_INSTR(0xA2, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xA3, 0x15),
> +	ILI9881C_COMMAND_INSTR(0xA4, 0x17),
> +	ILI9881C_COMMAND_INSTR(0xA5, 0x2A),
> +	ILI9881C_COMMAND_INSTR(0xA6, 0x1E),
> +	ILI9881C_COMMAND_INSTR(0xA7, 0x1F),
> +	ILI9881C_COMMAND_INSTR(0xA8, 0x8B),
> +	ILI9881C_COMMAND_INSTR(0xA9, 0x1B),
> +	ILI9881C_COMMAND_INSTR(0xAA, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xAB, 0x78),
> +	ILI9881C_COMMAND_INSTR(0xAC, 0x18),
> +	ILI9881C_COMMAND_INSTR(0xAD, 0x18),
> +	ILI9881C_COMMAND_INSTR(0xAE, 0x4C),
> +	ILI9881C_COMMAND_INSTR(0xAF, 0x21),
> +	ILI9881C_COMMAND_INSTR(0xB0, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xB1, 0x54),
> +	ILI9881C_COMMAND_INSTR(0xB2, 0x67),
> +	ILI9881C_COMMAND_INSTR(0xB3, 0x39),
> +	ILI9881C_COMMAND_INSTR(0xC0, 0x08),
> +	ILI9881C_COMMAND_INSTR(0xC1, 0x1A),
> +	ILI9881C_COMMAND_INSTR(0xC2, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xC3, 0x15),
> +	ILI9881C_COMMAND_INSTR(0xC4, 0x17),
> +	ILI9881C_COMMAND_INSTR(0xC5, 0x2A),
> +	ILI9881C_COMMAND_INSTR(0xC6, 0x1E),
> +	ILI9881C_COMMAND_INSTR(0xC7, 0x1F),
> +	ILI9881C_COMMAND_INSTR(0xC8, 0x8B),
> +	ILI9881C_COMMAND_INSTR(0xC9, 0x1B),
> +	ILI9881C_COMMAND_INSTR(0xCA, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xCB, 0x78),
> +	ILI9881C_COMMAND_INSTR(0xCC, 0x18),
> +	ILI9881C_COMMAND_INSTR(0xCD, 0x18),
> +	ILI9881C_COMMAND_INSTR(0xCE, 0x4C),
> +	ILI9881C_COMMAND_INSTR(0xCF, 0x21),
> +	ILI9881C_COMMAND_INSTR(0xD0, 0x27),
> +	ILI9881C_COMMAND_INSTR(0xD1, 0x54),
> +	ILI9881C_COMMAND_INSTR(0xD2, 0x67),
> +	ILI9881C_COMMAND_INSTR(0xD3, 0x39),
> +	ILI9881C_SWITCH_PAGE_INSTR(0),
> +	ILI9881C_COMMAND_INSTR(0x35, 0x00),
> +	ILI9881C_COMMAND_INSTR(0x3A, 0x7),
> +};
> +
>   static const struct ili9881c_instr tl050hdv35_init[] = {
>   	ILI9881C_SWITCH_PAGE_INSTR(3),
>   	ILI9881C_COMMAND_INSTR(0x01, 0x00),
> @@ -1177,6 +1373,23 @@ static const struct drm_display_mode k101_im2byl02_default_mode = {
>   	.height_mm	= 217,
>   };
>   
> +static const struct drm_display_mode kd050hdfia020_default_mode = {
> +	.clock		= 62000,
> +
> +	.hdisplay	= 720,
> +	.hsync_start	= 720 + 10,
> +	.hsync_end	= 720 + 10 + 20,
> +	.htotal		= 720 + 10 + 20 + 30,
> +
> +	.vdisplay	= 1280,
> +	.vsync_start	= 1280 + 10,
> +	.vsync_end	= 1280 + 10 + 10,
> +	.vtotal		= 1280 + 10 + 10 + 20,
> +
> +	.width_mm	= 62,
> +	.height_mm	= 110,
> +};
> +
>   static const struct drm_display_mode tl050hdv35_default_mode = {
>   	.clock		= 59400,
>   
> @@ -1345,6 +1558,14 @@ static const struct ili9881c_desc k101_im2byl02_desc = {
>   	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
>   };
>   
> +static const struct ili9881c_desc kd050hdfia020_desc = {
> +	.init = kd050hdfia020_init,
> +	.init_length = ARRAY_SIZE(kd050hdfia020_init),
> +	.mode = &kd050hdfia020_default_mode,
> +	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
> +		      MIPI_DSI_MODE_LPM,
> +};
> +
>   static const struct ili9881c_desc tl050hdv35_desc = {
>   	.init = tl050hdv35_init,
>   	.init_length = ARRAY_SIZE(tl050hdv35_init),
> @@ -1372,6 +1593,7 @@ static const struct ili9881c_desc am8001280g_desc = {
>   static const struct of_device_id ili9881c_of_match[] = {
>   	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },
>   	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },
> +	{ .compatible = "startek,kd050hdfia020", .data = &kd050hdfia020_desc },
>   	{ .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc },
>   	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },
>   	{ .compatible = "ampire,am8001280g", .data = &am8001280g_desc },

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>