change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
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@@ -30,6 +30,7 @@
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 /dts-v1/;
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 #include "r8a7745-iwg22m.dtsi"
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+#include <dt-bindings/pwm/pwm.h>
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 / {
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 	model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
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@@ -42,7 +43,7 @@
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 	};
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 	chosen {
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-		bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
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+		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
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 		stdout-path = "serial3:115200n8";
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 	};
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..
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@@ -50,6 +51,46 @@
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 		compatible = "fixed-clock";
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 		#clock-cells = <0>;
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 		clock-frequency = <26000000>;
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+	};
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+
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+	backlight_lcd: backlight {
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+		compatible = "pwm-backlight";
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+		pwms = <&tpu 3 5000000 PWM_POLARITY_INVERTED>;
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+		brightness-levels = <0 4 8 16 32 64 128 255>;
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+		default-brightness-level = <7>;
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+	};
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+
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+	lcd_panel: lcd {
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+		compatible = "edt,etm043080dh6gp";
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+		power-supply = <&vccq_panel>;
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+		backlight = <&backlight_lcd>;
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+
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+		port {
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+			lcd_in: endpoint {
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+				remote-endpoint = <&du_out_rgb0>;
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+			};
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+		};
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+	};
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+
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+	vccq_panel: regulator-vccq-panel {
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+		compatible = "regulator-fixed";
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+		regulator-name = "Panel VccQ";
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+		regulator-min-microvolt = <3300000>;
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+		regulator-max-microvolt = <3300000>;
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+		gpio = <&gpio1 13 GPIO_ACTIVE_LOW>;
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+		enable-active-high;
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+	};
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+
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+	vccq_sdhi0: regulator-vccq-sdhi0 {
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+		compatible = "regulator-gpio";
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+
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+		regulator-name = "SDHI0 VccQ";
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+		regulator-min-microvolt = <1800000>;
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+		regulator-max-microvolt = <3300000>;
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+
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+		gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
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+		gpios-states = <1>;
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+		states = <3300000 1>, <1800000 0>;
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 	};
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 	rsnd_sgtl5000: sound {
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@@ -65,19 +106,6 @@
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 		sndcodec: simple-audio-card,codec {
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 			sound-dai = <&sgtl5000>;
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 		};
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-	};
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-
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-	vccq_sdhi0: regulator-vccq-sdhi0 {
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-		compatible = "regulator-gpio";
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-
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-		regulator-name = "SDHI0 VccQ";
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-		regulator-min-microvolt = <1800000>;
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-		regulator-max-microvolt = <3300000>;
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-
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-		gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
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-		gpios-states = <1>;
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-		states = <3300000 1
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-			  1800000 0>;
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 	};
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 };
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..
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@@ -105,6 +133,21 @@
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 	pinctrl-names = "default";
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 	status = "okay";
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+};
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+
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+&du {
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+	pinctrl-0 = <&du0_pins>;
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+	pinctrl-names = "default";
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+
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+	status = "okay";
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+
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+	ports {
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+		port@0 {
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+			endpoint {
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+				remote-endpoint = <&lcd_in>;
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+			};
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+		};
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+	};
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 };
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 &hscif1 {
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@@ -136,6 +179,39 @@
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 		VDDA-supply = <&reg_3p3v>;
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 		VDDIO-supply = <&reg_3p3v>;
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 	};
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+
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+	stmpe811@44 {
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+		compatible = "st,stmpe811";
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+		reg = <0x44>;
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+		interrupt-parent = <&gpio4>;
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+		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
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+
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+		/* 3.25 MHz ADC clock speed */
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+		st,adc-freq = <1>;
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+		/* ADC conversion time: 80 clocks */
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+		st,sample-time = <4>;
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+		/* 12-bit ADC */
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+		st,mod-12b = <1>;
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+		/* internal ADC reference */
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+		st,ref-sel = <0>;
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+
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+		stmpe_touchscreen {
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+			compatible = "st,stmpe-ts";
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+			/* 8 sample average control */
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+			st,ave-ctrl = <3>;
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+			/* 7 length fractional part in z */
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+			st,fraction-z = <7>;
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+			/*
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+			 * 50 mA typical 80 mA max touchscreen drivers
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+			 * current limit value
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+			 */
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+			st,i-drive = <1>;
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+			/* 1 ms panel driver settling time */
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+			st,settling = <3>;
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+			/* 5 ms touch detect interrupt delay */
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+			st,touch-det-delay = <5>;
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+		};
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+	};
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 };
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 &pci1 {
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@@ -150,9 +226,19 @@
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 		function = "avb";
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 	};
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+	backlight_pins: backlight {
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+		groups = "tpu_to3_c";
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+		function = "tpu";
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+	};
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+
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 	can0_pins: can0 {
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 		groups = "can0_data";
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 		function = "can0";
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+	};
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+
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+	du0_pins: du0 {
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+		groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
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+		function = "du0";
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 	};
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 	hscif1_pins: hscif1 {
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@@ -230,6 +316,12 @@
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 	shared-pin;
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 };
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+&tpu {
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+	pinctrl-0 = <&backlight_pins>;
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+	pinctrl-names = "default";
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+	status = "okay";
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+};
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+
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 &usbphy {
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 	status = "okay";
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 };