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

/dts-v1/;

/include/ "kirkwood.dtsi"
/include/ "kirkwood-98dx4122.dtsi"

/ {
	model = "Keymile Kirkwood Reference Design";
	compatible = "keymile,km_kirkwood", "marvell,kirkwood-98DX4122", "marvell,kirkwood";

	memory {
		device_type = "memory";
		reg = <0x00000000 0x08000000>;
	};

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

	ocp@f1000000 {
		pinctrl: pinctrl@10000 {

			pinctrl-0 = < &pmx_nand &pmx_i2c_gpio_sda
				&pmx_i2c_gpio_scl >;
			pinctrl-names = "default";

			pmx_i2c_gpio_sda: pmx-gpio-sda {
				marvell,pins = "mpp8";
				marvell,function = "gpio";
			};
			pmx_i2c_gpio_scl: pmx-gpio-scl {
				marvell,pins = "mpp9";
				marvell,function = "gpio";
			};
		};

		serial@12000 {
			clock-frequency = <200000000>;
			status = "ok";
		};

		nand@3000000 {
			status = "ok";
			chip-delay = <25>;
		};
	};
};