Re: [PATCH v3 3/3] drm/panel: simple: add CMT430B19N00 LCD panel support
From: Neil Armstrong
Date: Wed Mar 13 2024 - 14:40:39 EST
On 13/03/2024 18:20, Jérémie Dautheribes wrote:
Add support for Crystal Clear Technology CMT430B19N00 4.3" 480x272
TFT-LCD panel.
Suggested-by: Maxime Ripard <mripard@xxxxxxxxxx>
Signed-off-by: Jérémie Dautheribes <jeremie.dautheribes@xxxxxxxxxxx>
---
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..d13c42d0f57b 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 display_timing cct_cmt430b19n00_timing = {
+ .pixelclock = { 8000000, 9000000, 12000000 },
+ .hactive = { 480, 480, 480 },
+ .hfront_porch = { 2, 8, 75 },
+ .hback_porch = { 3, 43, 43 },
+ .hsync_len = { 2, 4, 75 },
+ .vactive = { 272, 272, 272 },
+ .vfront_porch = { 2, 8, 37 },
+ .vback_porch = { 2, 12, 12 },
+ .vsync_len = { 2, 4, 37 },
+ .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW
+};
+
+static const struct panel_desc cct_cmt430b19n00 = {
+ .timings = &cct_cmt430b19n00_timing,
+ .num_timings = 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,
Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>