drm: panel: simple: Add KD116N21-30NV-A010

Values come from the vendor and have been tested on hardware.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200821083454.2.Idf25356dff4b36c62704188c3e3d39a2010d6f6a@changeid

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

@@ -2341,6 +2341,34 @@ static const struct panel_desc ivo_m133nwf4_r0 = {
 	.connector_type = DRM_MODE_CONNECTOR_eDP,
 };
 
+static const struct drm_display_mode kingdisplay_kd116n21_30nv_a010_mode = {
+	.clock = 81000,
+	.hdisplay = 1366,
+	.hsync_start = 1366 + 40,
+	.hsync_end = 1366 + 40 + 32,
+	.htotal = 1366 + 40 + 32 + 62,
+	.vdisplay = 768,
+	.vsync_start = 768 + 5,
+	.vsync_end = 768 + 5 + 5,
+	.vtotal = 768 + 5 + 5 + 122,
+	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc kingdisplay_kd116n21_30nv_a010 = {
+	.modes = &kingdisplay_kd116n21_30nv_a010_mode,
+	.num_modes = 1,
+	.bpc = 6,
+	.size = {
+		.width = 256,
+		.height = 144,
+	},
+	.delay = {
+		.hpd_absent_delay = 200,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
+	.connector_type = DRM_MODE_CONNECTOR_eDP,
+};
+
 static const struct display_timing koe_tx14d24vm1bpa_timing = {
 	.pixelclock = { 5580000, 5850000, 6200000 },
 	.hactive = { 320, 320, 320 },
@@ -4047,6 +4075,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "ivo,m133nwf4-r0",
 		.data = &ivo_m133nwf4_r0,
+	}, {
+		.compatible = "kingdisplay,kd116n21-30nv-a010",
+		.data = &kingdisplay_kd116n21_30nv_a010,
 	}, {
 		.compatible = "koe,tx14d24vm1bpa",
 		.data = &koe_tx14d24vm1bpa,