openloongarch-linux-5.10/arch/loongarch/boot/dts/loongson/ls2k300_pai.dts

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/interrupt-controller/irq.h>

#include "loongson2k300.dtsi"
#include "loongson_panel_param.dtsi"

/ {
	model = "LS2K300-PAI";

	chosen {
		stdout-path = "serial0:115200n8";
		bootargs = "earlycon";
	};

	/* not need memory node, we get memory info from boot params. */
	//memory {
	//	name = "memory";
	//	device_type = "memory";
	//	reg =  <0 0x00200000 0 0x0ee00000
	//		0 0x90000000 0 0x10000000>;
	//};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			size = <0 0x02000000>;
			linux,cma-default;
		};
	};

	leds {
		compatible = "gpio-leds";

		led1 {
			label = "led1";
			gpios = <&gpio 54 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
			default-state = "on";
		};
	};

	lcd_backlight: backlight {
		compatible = "gpio-backlight";
		gpios = <&gpio 43 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 = <180>;
		height-mm = <110>;
		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>;
			};
		};
	};

	vccio_codec: 3_3V{
		compatible = "regulator-fixed";
		regulator-name = "VCC_IO";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	humidity_sensor {
		compatible = "dht11-sensor";
		SHT11-gpios = <&gpio 61 GPIO_ACTIVE_HIGH>;
		status = "okay";
	};

	// 虽然这个时钟在从模式下没用，但 es8388 驱动必须指定这个时钟
	es8388_clk: es8388-clock {
		compatible = "fixed-clock";
		clock-frequency = <11289600>;
		#clock-cells = <1>;
	};

	onewire {
		compatible = "w1-gpio";
		gpios = <&gpio 68 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};
};

&uart0 {
	status = "okay";
};

&uart2 {
	status = "ok"
};

&uart5 {
	status = "disabled";
};

&uart6 {
	status = "disabled";
};

&uart7 {
	status = "disabled";
};

&uart8 {
	status = "disabled";
};

&spi0 {
	status = "okay";

	spi-flash@0 {
		compatible = "jedec,spi-nor";
		spi-max-frequency = <25000000>;
		reg = <0>;
	};
};

&spi1 {
	status = "okay";

	spidev0@0 {
		compatible = "rohm,dh2228fv";
		reg = <0>;
		spi-max-frequency = <25000000>;
	};
};

&spi2 {
	status = "ok"
	pinctrl-0 = <&spi2_cs_as_gpio>;
	pinctrl-names = "default";
	num-chipselects = <2>;
	cs-gpios = <&gpio 67 0>,
			<&gpio 85 0>;

	mcp3004@0 {
		compatible = "mcp3004";
		reg = <0>;
		spi-max-frequency = <1500000>;
	};

	spidev1@1 {
		compatible = "rohm,dh2228fv";
		reg = <1>;
		spi-max-frequency = <25000000>;
	};
};

&gmac0 {
	status = "okay";
	phy-handle = <&yt8511h0>;
	mdio {
		compatible = "snps,dwmac-mdio";
		#address-cells = <1>;
		#size-cells = <0>;

		yt8511h0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
			motorcomm,led0_cfg = <0x40>; //千兆常亮
			motorcomm,led1_cfg = <0x30>; //百兆 十兆常亮
			motorcomm,led2_cfg = <0x2600>; //有数据时闪烁
		};
	};
};

&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"

	touchpad: gt9147@14 {
		compatible = "goodix,gt9147";
		reg = <0x14>;
		// 2K300 GPIO 支持中断控制
		// GPIO 中断号为 vhwirq-base + pinnum (170 = 128 + 42)
		interrupt-parent = <&gpio>;
		interrupts = <170 IRQ_TYPE_EDGE_FALLING>;
		irq-gpios = <&gpio 42 GPIO_ACTIVE_LOW>;
		reset-gpios = <&gpio 55 GPIO_ACTIVE_LOW>;
	};
};

&i2c1 {
	status = "ok"
};

&i2c2 {
	status = "okay";

	codec: es8388@11{
		compatible = "everest,es8388";
		reg = <0x11>;
		AVDD-supply = <&vccio_codec>;
		DVDD-supply = <&vccio_codec>;
		HPVDD-supply = <&vccio_codec>;
		PVDD-supply = <&vccio_codec>;
		clocks = <&es8388_clk 0>;
	};
};


&can0 {
	status = "disabled";
};

&can1 {
	status = "disabled";
};

&can2 {
	status = "disabled";
};

&can3 {
	status = "disabled";
};

&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 82 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&i2s {
	status = "okay";
};

&audio {
	status = "okay";
};

&sound {
	status = "okay";
};