MLK-23964-24 imx6ul/imx6ull: Enable splash screen for EVK board

Enable the splash screen basing on video link for all iMX6UL/iMX6ULL
9x9 EVK and 14x14 EVK boards.
Update the DTS to add lcd timing and fix the bpp

Signed-off-by: Ye Li <ye.li@nxp.com>

4 files changed, 26 insertions, 57 deletions

diff --git a/arch/arm/dts/imx6ul-14x14-evk-u-boot.dtsi b/arch/arm/dts/imx6ul-14x14-evk-u-boot.dtsi
index d0cbf79e33..25e54b0582 100644
--- a/arch/arm/dts/imx6ul-14x14-evk-u-boot.dtsi
+++ b/arch/arm/dts/imx6ul-14x14-evk-u-boot.dtsi
@@ -25,33 +25,3 @@
 &iomuxc {
 	u-boot,dm-pre-reloc;
 };
-
-&lcdif {
-	display = <&display0>;
-	u-boot,dm-pre-reloc;
-
-	display0: display@0 {
-		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>;
-			};
-		};
-	};
-};
diff --git a/arch/arm/dts/imx6ul-14x14-evk.dtsi b/arch/arm/dts/imx6ul-14x14-evk.dtsi
index 34e07a07f6..0789ca6ed6 100644
--- a/arch/arm/dts/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/dts/imx6ul-14x14-evk.dtsi
@@ -16,15 +16,6 @@
 		reg = <0x80000000 0x20000000>;
 	};
 
-	backlight_display: backlight-display {
-		compatible = "pwm-backlight";
-		pwms = <&pwm1 0 5000000>;
-		brightness-levels = <0 4 8 16 32 64 128 255>;
-		default-brightness-level = <6>;
-		status = "okay";
-	};
-
-
 	reg_sd1_vmmc: regulator-sd1-vmmc {
 		compatible = "regulator-fixed";
 		regulator-name = "VSD_3V3";
@@ -66,17 +57,6 @@
 			spi-max-frequency = <100000>;
 		};
 	};
-
-	panel {
-		compatible = "innolux,at043tn24";
-		backlight = <&backlight_display>;
-
-		port {
-			panel_in: endpoint {
-				remote-endpoint = <&display_out>;
-			};
-		};
-	};
 };
 
 &clks {
@@ -163,16 +143,35 @@
 };
 
 &lcdif {
-	assigned-clocks = <&clks IMX6UL_CLK_LCDIF_PRE_SEL>;
-	assigned-clock-parents = <&clks IMX6UL_CLK_PLL5_VIDEO_DIV>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_lcdif_dat
 		     &pinctrl_lcdif_ctrl>;
+
+	display = <&display0>;
 	status = "okay";
 
-	port {
-		display_out: endpoint {
-			remote-endpoint = <&panel_in>;
+	display0: display@0 {
+		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>;
+			};
 		};
 	};
 };
diff --git a/arch/arm/dts/imx6ul-9x9-evk.dts b/arch/arm/dts/imx6ul-9x9-evk.dts
index 576eb087b5..55b85e02a6 100644
--- a/arch/arm/dts/imx6ul-9x9-evk.dts
+++ b/arch/arm/dts/imx6ul-9x9-evk.dts
@@ -454,7 +454,7 @@
 	status = "okay";
 
 	display0: display {
-		bits-per-pixel = <16>;
+		bits-per-pixel = <24>;
 		bus-width = <24>;
 
 		display-timings {
diff --git a/arch/arm/dts/imx6ull-9x9-evk.dts b/arch/arm/dts/imx6ull-9x9-evk.dts
index 025dcd24df..7fab500dad 100644
--- a/arch/arm/dts/imx6ull-9x9-evk.dts
+++ b/arch/arm/dts/imx6ull-9x9-evk.dts
@@ -469,7 +469,7 @@
 	status = "okay";
 
 	display0: display {
-		bits-per-pixel = <16>;
+		bits-per-pixel = <24>;
 		bus-width = <24>;
 
 		display-timings {