linux_dsm_epyc7002/arch/arm/boot/dts/kirkwood-dns320.dts

/dts-v1/;

#include "kirkwood-dnskw.dtsi"

/ {
	model = "D-Link DNS-320 NAS (Rev A1)";
	compatible = "dlink,dns-320-a1", "dlink,dns-320", "dlink,dns-kirkwood", "marvell,kirkwood-88f6281", "marvell,kirkwood";

	memory {
		device_type = "memory";
		reg = <0x00000000 0x8000000>;
	};

	chosen {
		bootargs = "console=ttyS0,115200n8 earlyprintk";
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&pmx_led_power &pmx_led_red_usb_320
			     &pmx_led_red_left_hdd &pmx_led_red_right_hdd
			     &pmx_led_white_usb>;
		pinctrl-names = "default";

		blue-power {
			label = "dns320:blue:power";
			gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
			default-state = "keep";
		};
		blue-usb {
			label = "dns320:blue:usb";
			gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
		};
		orange-l_hdd {
			label = "dns320:orange:l_hdd";
			gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
		};
		orange-r_hdd {
			label = "dns320:orange:r_hdd";
			gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
		};
		orange-usb {
			label = "dns320:orange:usb";
			gpios = <&gpio1 3 GPIO_ACTIVE_LOW>; /* GPIO 35 */
		};
	};

	ocp@f1000000 {
		serial@12000 {
			status = "okay";
		};

		serial@12100 {
			pinctrl-0 = <&pmx_uart1>;
			pinctrl-names = "default";
			status = "okay";
		};
	};
};