MLK-23964-23 imx7ulp_evk: Enable the rm68200 mipi panel for splash screen

Update DTS for LCDIF, MIPI DSI and panel relevant nodes.
Enable the video drivers and splash screen in board codse

Signed-off-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit 52d4c7c3e98d573f1c3e4e67e02dd4b08be6bee7)

2 files changed, 45 insertions, 21 deletions

diff --git a/arch/arm/dts/imx7ulp-evk.dts b/arch/arm/dts/imx7ulp-evk.dts
index 8f6a935e24..f900a81532 100644
--- a/arch/arm/dts/imx7ulp-evk.dts
+++ b/arch/arm/dts/imx7ulp-evk.dts
@@ -31,7 +31,7 @@
 		reg = <0x60000000 0x40000000>;
 	};
 
-	backlight {
+	backlight: backlight {
 		compatible = "gpio-backlight";
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_backlight>;
@@ -47,6 +47,24 @@
 		#reset-cells = <0>;
 	};
 
+	dsi_host: dsi-host {
+		compatible = "northwest,mipi-dsi";
+		status = "okay";
+	};
+
+	rm68200_panel {
+		compatible = "raydium,rm68200";
+		reset-gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
+		backlight = <&backlight>;
+		status = "okay";
+
+		port {
+			rm68200_from_dsim: endpoint {
+				remote-endpoint = <&dsim_to_rm68200>;
+			};
+		};
+	};
+
 	regulators {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -285,32 +303,21 @@
 };
 
 &lcdif {
+	#address-cells = <1>;
+	#size-cells = <0>;
 	status = "okay";
-	disp-dev = "mipi_dsi_northwest";
 	display = <&display0>;
 
 	display0: display@0 {
-		bits-per-pixel = <16>;
+		bits-per-pixel = <24>;
 		bus-width = <24>;
+	};
 
-		display-timings {
-			native-mode = <&timing0>;
-			timing0: timing0 {
-			clock-frequency = <9200000>;
-			hactive = <480>;
-			vactive = <272>;
-			hfront-porch = <8>;
-			hback-porch = <4>;
-			hsync-len = <41>;
-			vback-porch = <2>;
-			vfront-porch = <4>;
-			vsync-len = <10>;
-
-			hsync-active = <0>;
-			vsync-active = <0>;
-			de-active = <1>;
-			pixelclk-active = <0>;
-			};
+	lcdif_disp0: port@0 {
+		reg = <0>;
+
+		lcdif_to_dsim: endpoint {
+			remote-endpoint = <&dsim_from_lcdif>;
 		};
 	};
 };
@@ -345,11 +352,25 @@
 };
 
 &mipi_dsi {
+	#address-cells = <1>;
+	#size-cells = <0>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_mipi_dsi_reset>;
 	lcd_panel = "TRULY-WVGA-TFT3P5581E";
 	resets = <&mipi_dsi_reset>;
 	status = "okay";
+
+	port@0 {
+		dsim_from_lcdif: endpoint {
+			remote-endpoint = <&lcdif_to_dsim>;
+		};
+	};
+
+	port@1 {
+		dsim_to_rm68200: endpoint {
+			remote-endpoint = <&rm68200_from_dsim>;
+		};
+	};
 };
 
 &lpuart4 { /* console */
diff --git a/arch/arm/dts/imx7ulp.dtsi b/arch/arm/dts/imx7ulp.dtsi
index 9bb1396286..d154ef1155 100644
--- a/arch/arm/dts/imx7ulp.dtsi
+++ b/arch/arm/dts/imx7ulp.dtsi
@@ -488,6 +488,9 @@
 			interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&clks IMX7ULP_CLK_DSI>;
 			clock-names = "mipi_dsi_clk";
+			data-lanes-num = <2>;
+			phy-ref-clkfreq = <24000000>;
+			max-data-rate  = <800000000>;
 			sim = <&sim>;
 			status = "disabled";
 		};