// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2023-2025 Keguang Zhang <[email protected]>
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>

#include "loongson1c.dtsi"

/ {
	compatible = "loongson,cq-t300b", "loongson,ls1c";
	model = "CQ-T300B Board";

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x8000000>;
	};

	aliases {
		gpio0 = &gpio0;
		gpio1 = &gpio1;
		gpio2 = &gpio2;
		gpio3 = &gpio3;
		serial0 = &uart2;
	};

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

	leds {
		compatible = "gpio-leds";

		led0 {
			label = "led0";
			gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
		};

		led1 {
			label = "led1";
			gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "nand-disk";
		};
	};
};

&xtal {
	clock-frequency = <24000000>;
};

&emac {
	phy-handle = <&phy0>;
	phy-mode = "rmii";
	status = "okay";

	mdio {
		compatible = "snps,dwmac-mdio";
		#address-cells = <1>;
		#size-cells = <0>;

		phy0: ethernet-phy@13 {
			reg = <0x13>;
		};
	};
};

&nand {
	status = "okay";

	nand@0 {
		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "kernel";
				reg = <0x0 0x1000000>;
			};

			partition@1000000 {
				label = "rootfs";
				reg = <0x1000000 0x3f000000>;
			};
		};
	};
};

&ehci {
	status = "okay";
};

&ohci {
	status = "okay";
};

&rtc {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&watchdog {
	status = "okay";
};