project linux_am62p/board-support/ti-linux-kernel/
diff --git a/arch/arm64/boot/dts/ti/A66_emmc_mem1G/k3-am62p5-sk-dsi-LT9211C.dtsi b/arch/arm64/boot/dts/ti/A66_emmc_mem1G/k3-am62p5-sk-dsi-LT9211C.dtsi
index c9865c305..8b0f53c1b 100755
--- a/arch/arm64/boot/dts/ti/A66_emmc_mem1G/k3-am62p5-sk-dsi-LT9211C.dtsi
+++ b/arch/arm64/boot/dts/ti/A66_emmc_mem1G/k3-am62p5-sk-dsi-LT9211C.dtsi
@@ -15,7 +15,7 @@
 
 &{/} {
 	panel0 {
-		compatible = "dummy,DSI_1080P";
+		compatible = "dummy,bt656_lt9211";
 		port {
 			panel0_in: endpoint {
 				remote-endpoint = <&panel0_bridge_out>;
@@ -23,6 +23,7 @@ panel0_in: endpoint {
 		};
 	};
 };
+/*i2c2=>LT9211C*/
 &main_i2c2 {
 	status = "okay";
 
@@ -41,7 +42,7 @@ port@0 {
 				reg = <0>;
 
 				panel0_bridge_in: endpoint {
-					remote-endpoint = <&dsi0_out>;
+					remote-endpoint = <&dss1_dpi1_out>;
 				};
 			};
 
@@ -62,6 +63,7 @@ &dphy_tx0 {
 	status = "okay";
 };
 
+/*
 &dss1 {
 	status = "okay";
 };
@@ -79,7 +81,27 @@ dss1_dpi1_out: endpoint {
 		};
 	};
 };
+*/
+&dss1 {
+	bootph-all;
+	ti,bt656-mode;
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_dpi_pins_default>;
+};
+
+&dss1_ports {
+	/* DSS1-VP2: DPI/HDMI Output */
+	hdmi0_dss: port@1 {
+		reg = <1>;
+
+		dss1_dpi1_out: endpoint {
+			remote-endpoint = <&panel0_bridge_in>;
+		};
+	};
+};
 
+/*
 &dsi0 {
 	status = "okay";
 
@@ -104,3 +126,4 @@ dsi0_in: endpoint {
 		};
 	};
 };
+*/
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 25bf11448..c4ef58d18 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -739,6 +739,39 @@ static const struct drm_display_mode bt656_720x576I50_mode = {
 	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_INTERLACE,
 };
 
+#if 1
+//1280*800
+static const struct drm_display_mode bt656_1280_800_mode = {
+	.clock = 83500,	// 41750*2Khz
+	.hdisplay    = 1280,
+	.hsync_start = 1280 + 72,          // hsync_start - hdisplay  = vfb1e
+	.hsync_end   = 1280 + 72 + 128,  // hsync_end - hsync_start = vfb2e
+	.htotal      = 1280 + 72 + 128 + 200, 	                   // hsync_end + hback_porch; 864  = > 858
+	.vdisplay    = 800,
+	.vsync_start = 800 + 3,                // vsync_start - hdisplay  = vfb1o
+	.vsync_end   = 800 + 3 + 6,        // vsync_end - vsync_start = vfb2o
+	.vtotal      = 800 + 3 + 6 + 22,          // vsync_end + vback_porch; PAL 制式通常为 625 行，NTSC 为 525 行
+	//.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |DRM_MODE_FLAG_INTERLACE,
+	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
+};
+#endif
+
+#if 1
+static const struct panel_desc bt656_lt9211 = {
+	.modes = &bt656_1280_800_mode,
+	.num_modes = 1,
+	.bpc = 8,
+	.size = {
+		.width = 129,
+		.height = 86,
+	},
+	.bus_format = MEDIA_BUS_FMT_UYVY8_2X8,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE |
+		     DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE,
+	.connector_type = DRM_MODE_CONNECTOR_DPI,
+};
+#endif
+
 static const struct panel_desc bt656_PAL = {
 	.modes = &bt656_720x576I50_mode,
 	.num_modes = 1,
@@ -822,8 +855,8 @@ static const struct panel_desc DSI_1080P = {
 
 static const struct of_device_id platform_of_match[] = {
 	{
-		.compatible = "dummy,DSI_1080P",
-		.data = &DSI_1080P,
+		.compatible = "dummy,bt656_lt9211",
+		.data = &bt656_lt9211,
 	},
 	#if 0 // 没调通
 	{