disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/arch/arm/boot/dts/stm32429i-eval.dts
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@@ -60,7 +60,8 @@
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 		stdout-path = "serial0:115200n8";
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 	};
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-	memory {
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+	memory@00000000 {
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+		device_type = "memory";
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 		reg = <0x00000000 0x2000000>;
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 	};
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@@ -80,33 +81,40 @@
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 		dma-ranges = <0xc0000000 0x0 0x10000000>;
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 	};
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-	regulators {
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-		compatible = "simple-bus";
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-		#address-cells = <1>;
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-		#size-cells = <0>;
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+	vdda: regulator-vdda {
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+		compatible = "regulator-fixed";
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+		regulator-name = "vdda";
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+		regulator-min-microvolt = <3300000>;
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+		regulator-max-microvolt = <3300000>;
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+	};
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-		reg_vref: regulator@0 {
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-			compatible = "regulator-fixed";
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-			reg = <0>;
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-			regulator-name = "vref";
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-			regulator-min-microvolt = <3300000>;
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-			regulator-max-microvolt = <3300000>;
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-		};
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+	vref: regulator-vref {
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+		compatible = "regulator-fixed";
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+		regulator-name = "vref";
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+		regulator-min-microvolt = <3300000>;
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+		regulator-max-microvolt = <3300000>;
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+	};
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+
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+	vdd_panel: vdd-panel {
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+		compatible = "regulator-fixed";
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+		regulator-name = "vdd_panel";
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+		regulator-min-microvolt = <3300000>;
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+		regulator-max-microvolt = <3300000>;
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 	};
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 	leds {
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 		compatible = "gpio-leds";
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-		green {
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+		led-green {
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 			gpios = <&gpiog 6 1>;
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 			linux,default-trigger = "heartbeat";
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 		};
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-		orange {
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+		led-orange {
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 			gpios = <&gpiog 7 1>;
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 		};
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-		red {
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+		led-red {
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 			gpios = <&gpiog 10 1>;
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 		};
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-		blue {
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+		led-blue {
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 			gpios = <&gpiog 12 1>;
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 		};
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 	};
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@@ -135,6 +143,7 @@
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 	panel_rgb: panel-rgb {
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 		compatible = "ampire,am-480272h3tmqw-t01h";
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+		power-supply = <&vdd_panel>;
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 		status = "okay";
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 		port {
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 			panel_in_rgb: endpoint {
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@@ -154,7 +163,8 @@
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 &adc {
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&adc3_in8_pin>;
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-	vref-supply = <&reg_vref>;
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+	vdda-supply = <&vdda>;
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+	vref-supply = <&vref>;
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 	status = "okay";
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 	adc3: adc@200 {
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 		st,adc-channels = <8>;
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@@ -228,9 +238,8 @@
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 &ltdc {
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 	status = "okay";
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-	pinctrl-0 = <&ltdc_pins>;
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+	pinctrl-0 = <&ltdc_pins_a>;
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 	pinctrl-names = "default";
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-	dma-ranges;
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 	port {
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 		ltdc_out_rgb: endpoint {
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@@ -262,8 +271,7 @@
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 &sdio {
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 	status = "okay";
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 	vmmc-supply = <&mmc_vcard>;
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-	cd-gpios = <&stmpegpio 15 GPIO_ACTIVE_HIGH>;
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-	cd-inverted;
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+	cd-gpios = <&stmpegpio 15 GPIO_ACTIVE_LOW>;
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 	pinctrl-names = "default", "opendrain";
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 	pinctrl-0 = <&sdio_pins>;
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 	pinctrl-1 = <&sdio_pins_od>;