Commit 91a759d4 authored by Liu Ying's avatar Liu Ying Committed by Neil Armstrong
Browse files

drm/panel: simple: Add ON Tat Industrial Company KD50G21-40NT-A1 panel 

ON Tat Industrial Company KD50G21-40NT-A1 is a 5" WVGA LCD panel with DPI
interface.

The LCD module specification can be found at:
https://cdn-shop.adafruit.com/datasheets/KD50G21-40NT-A1.pdf



Signed-off-by: default avatarLiu Ying <victor.liu@nxp.com>
Reviewed-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240816085004.491494-3-victor.liu@nxp.com


Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240816085004.491494-3-victor.liu@nxp.com
parent 773a0e3e

drivers/gpu/drm/panel/panel-simple.c

+36 −0
Original line number Diff line number Diff line
@@ -3518,6 +3518,39 @@ static const struct panel_desc olimex_lcd_olinuxino_43ts = { 
	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,

};



static const struct display_timing ontat_kd50g21_40nt_a1_timing = {

	.pixelclock = { 30000000, 30000000, 50000000 },

	.hactive = { 800, 800, 800 },

	.hfront_porch = { 1, 40, 255 },

	.hback_porch = { 1, 40, 87 },

	.hsync_len = { 1, 48, 87 },

	.vactive = { 480, 480, 480 },

	.vfront_porch = { 1, 13, 255 },

	.vback_porch = { 1, 29, 29 },

	.vsync_len = { 3, 3, 31 },

	.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |

		 DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE,

};



static const struct panel_desc ontat_kd50g21_40nt_a1 = {

	.timings = &ontat_kd50g21_40nt_a1_timing,

	.num_timings = 1,

	.bpc = 8,

	.size = {

		.width = 108,

		.height = 65,

	},

	.delay = {

		.prepare = 147,		/* 5 VSDs */

		.enable = 147,		/* 5 VSDs */

		.disable = 88,		/* 3 VSDs */

		.unprepare = 117,	/* 4 VSDs */

	},

	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,

	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,

	.connector_type = DRM_MODE_CONNECTOR_DPI,

};



/*

 * 800x480 CVT. The panel appears to be quite accepting, at least as far as

 * pixel clocks, but this is the timing that was being used in the Adafruit
@@ -4880,6 +4913,9 @@ static const struct of_device_id platform_of_match[] = { 
	}, {

		.compatible = "olimex,lcd-olinuxino-43-ts",

		.data = &olimex_lcd_olinuxino_43ts,

	}, {

		.compatible = "ontat,kd50g21-40nt-a1",

		.data = &ontat_kd50g21_40nt_a1,

	}, {

		.compatible = "ontat,yx700wv03",

		.data = &ontat_yx700wv03,