[PATCH v2 3/3] drm/panel: simple: add CMT430B19N00 LCD panel support

Jérémie Dautheribes jeremie.dautheribes at bootlin.com
Mon Mar 4 16:04:54 UTC 2024


Add support for Crystal Clear Technology CMT430B19N00 4.3" 480x272
TFT-LCD panel.

Signed-off-by: Jérémie Dautheribes <jeremie.dautheribes at bootlin.com>
---
 drivers/gpu/drm/panel/panel-simple.c | 29 ++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 20e3df1c59d4..b940220f56e2 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1457,6 +1457,32 @@ static const struct panel_desc boe_hv070wsa = {
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };
 
+static const struct drm_display_mode cct_cmt430b19n00_mode = {
+	.clock = 9000,
+	.hdisplay = 480,
+	.hsync_start = 480 + 43,
+	.hsync_end = 480 + 43 + 8,
+	.htotal = 480 + 43 + 8 + 4,
+	.vdisplay = 272,
+	.vsync_start = 272 + 12,
+	.vsync_end = 272 + 12 + 8,
+	.vtotal = 272 + 12 + 8 + 4,
+	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
+};
+
+static const struct panel_desc cct_cmt430b19n00 = {
+	.modes = &cct_cmt430b19n00_mode,
+	.num_modes = 1,
+	.bpc = 8,
+	.size = {
+		.width = 95,
+		.height = 53,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE,
+	.connector_type = DRM_MODE_CONNECTOR_DPI,
+};
+
 static const struct drm_display_mode cdtech_s043wq26h_ct7_mode = {
 	.clock = 9000,
 	.hdisplay = 480,
@@ -4402,6 +4428,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "boe,hv070wsa-100",
 		.data = &boe_hv070wsa
+	}, {
+		.compatible = "cct,cmt430b19n00",
+		.data = &cct_cmt430b19n00,
 	}, {
 		.compatible = "cdtech,s043wq26h-ct7",
 		.data = &cdtech_s043wq26h_ct7,
-- 
2.34.1



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