openloongarch-linux-6.12/arch/loongarch/boot/dts/ls2k300_mini_dp.dts

#include "ls2k300_g2k03z0_core_v10.dtsi"
#include "loongson_panel_param.dtsi"

/ {
	model = "LS2K300-MINI-DP";

	leds {
		compatible = "gpio-leds";

		led1 {
			label = "led1";
			gpios = <&gpio 85 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
			default-state = "on";
		};

	};

	lcd_backlight: backlight {
		compatible = "gpio-backlight";
		gpios = <&gpio 84 GPIO_ACTIVE_HIGH>;
		default-on;
	};

	panel: dvo-connector@0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "panel-lvds", "auo,b101ean01";
		backlight = <&lcd_backlight>;

		/* lcd power on control gpio */
		// enable-gpios = <&pioA 3 GPIO_ACTIVE_HIGH>;
		// power-supply = <&vdd_lcd>;
#if 0	// 4.3' LCD
		width-mm = <223>;
		height-mm = <125>;
		label = "ATK-MD0430R-800x480";
		data-mapping = "jeida-24";

		panel-timing {
			clock-frequency = <27000000>;
			hactive = <800>;
			vactive = <480>;
			hsync-len = <40>;
			hfront-porch = <48>;
			hback-porch = <40>;
			vfront-porch = <13>;
			vback-porch = <32>;
			vsync-len = <1>;
			de-active = <1>;
			hsync-active = <0>;
			vsync-active = <0>;
			pixelclk-active = <0>;
		};
#else	// 7' LCD
		width-mm = <223>;
		height-mm = <125>;
		label = "ATK-MD0700R-1024x600";
		data-mapping = "jeida-24";

		panel-timing {
			clock-frequency = <51200000>;
			hactive = <1024>;
			vactive = <600>;
			hsync-len = <20>;
			hfront-porch = <160>;
			hback-porch = <140>;
			vfront-porch = <12>;
			vback-porch = <20>;
			vsync-len = <3>;
			de-active = <1>;
			hsync-active = <0>;
			vsync-active = <0>;
			pixelclk-active = <0>;
		};
#endif
		port@0 {
			reg = <0>;

			#address-cells = <1>;
			#size-cells = <0>;

			dvo_connector_in: endpoint@0 {
				reg = <0>;
				remote-endpoint = <&dc_out_rgb0>;
			};
		};
	};
};

&dc {
	status = "ok"

	ports {
		#address-cells = <1>;
		#size-cells = <0>;

		port@0 {
			reg = <0>;
			dc_out_rgb0: endpoint {
				remote-endpoint = <&dvo_connector_in>;
			};
		};
	};
};

&i2c0 {
	status = "ok"
};

&i2c1 {
	status = "ok"

	// 两款芯片不能同时支持，因为用同一个GPIO
	// 但可以在两个屏幕间切换

	// 4.3寸触屏芯片
	touchpad: gt9147@14 {
		compatible = "goodix,gt9147";
		reg = <0x14>;
		// 2K300 GPIO 支持中断控制
		// GPIO 中断号为 vhwirq-base + pinnum (210 = 128 + 82)
		interrupt-parent = <&gpio>;
		interrupts = <210 IRQ_TYPE_EDGE_FALLING>;
		irq-gpios = <&gpio 82 GPIO_ACTIVE_LOW>;
	};

	// 7寸触屏芯片
	touchpad_1: gt911@5d {
		compatible = "goodix,gt911";
		reg = <0x5d>;
		interrupt-parent = <&gpio>;
		interrupts = <210 IRQ_TYPE_EDGE_FALLING>;
		irq-gpios = <&gpio 82 GPIO_ACTIVE_LOW>;
	};
};

&i2c2 {
	status = "ok"
};

&i2c3 {
	status = "ok"
};

&uart1 {
	status = "ok"
};

&uart2 {
	status = "ok"
};

&uart3 {
	status = "ok"
};

&pwm0 {
	status = "ok"
};

&pwm1 {
	status = "ok"
};

&pwm2 {
	status = "ok"
};

&pwm3 {
	status = "ok"
};

&can0 {
	status = "ok"
};

&can1 {
	status = "ok"
};

&can2 {
	status = "ok"
};

&can3 {
	status = "ok"
};

&spi1 {
	status = "ok"

	spidev0@0 {
		compatible = "rohm,dh2228fv";
		reg = <0>;
		spi-max-frequency = <50000000>;
	};
};

&spi2 {
	status = "ok"

	spidev1@0 {
		compatible = "rohm,dh2228fv";
		reg = <0>;
		spi-max-frequency = <25000000>;
	};
};

&adc {
	status = "okay";
};

&rtc0 {
	status = "okay";
};

&sdio1 {
	pinctrl-0 = <&sdio1_pins>;
	pinctrl-names = "default";
	cap-sd-highspeed;
	cap-mmc-highspeed;
	bus-width = <4>;
	cd-gpios = <&gpio 81 GPIO_ACTIVE_LOW>;
	status = "okay";
};