[PATCH 2/2] drm/panel: simple: Add support for EDT ETM0350G0DH6 panel

[Yunus Bas <y.bas@phytec.de>]

From: Stefan Riedmueller <s.riedmueller@phytec.de>

This patch adds support for the EDT ETM0350G0DH6 3.5" (320x240) lcd
panel to DRM simple panel driver.

Signed-off-by: Stefan Riedmueller <s.riedmueller@phytec.de>
Signed-off-by: Yunus Bas <y.bas@phytec.de>
---
 .../bindings/display/panel/panel-simple.yaml  |  3 ++
 drivers/gpu/drm/panel/panel-simple.c          | 29 +++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
index 57be1fa39728..9a6b42f911d1 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
+++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
@@ -107,6 +107,9 @@ properties:
       - dlc,dlc1010gig
         # Emerging Display Technology Corp. 3.5" QVGA TFT LCD panel
       - edt,et035012dm6
+        # Emerging Display Technology Corp. 3.5" WVGA TFT LCD panel with
+        # capacitive multitouch
+      - edt,etm0350g0dh6
         # Emerging Display Technology Corp. 5.7" VGA TFT LCD panel
       - edt,et057090dhu
       - edt,et070080dh6
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 283c17a75376..70c25f6e642b 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1847,6 +1847,32 @@ static const struct panel_desc edt_et035012dm6 = {
 	.bus_flags = DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE,
 };
 
+static const struct drm_display_mode edt_etm0350g0dh6_mode = {
+	.clock = 6520,
+	.hdisplay = 320,
+	.hsync_start = 320 + 20,
+	.hsync_end = 320 + 20 + 68,
+	.htotal = 320 + 20 + 68,
+	.vdisplay = 240,
+	.vsync_start = 240 + 4,
+	.vsync_end = 240 + 4 + 18,
+	.vtotal = 240 + 4 + 18,
+	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc edt_etm0350g0dh6 = {
+	.modes = &edt_etm0350g0dh6_mode,
+	.num_modes = 1,
+	.bpc = 6,
+	.size = {
+		.width = 70,
+		.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 edt_etm043080dh6gp_mode = {
 	.clock = 10870,
 	.hdisplay = 480,
@@ -4243,6 +4269,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "edt,et035012dm6",
 		.data = &edt_et035012dm6,
+	}, {
+		.compatible = "edt,etm0350g0dh6",
+		.data = &edt_etm0350g0dh6,
 	}, {
 		.compatible = "edt,etm043080dh6gp",
 		.data = &edt_etm043080dh6gp,
-- 
2.30.0