linux_dsm_epyc7002/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts

/*
 * Device Tree Source for the M3ULCB (R-Car Starter Kit Pro) board
 *
 * Copyright (C) 2016 Renesas Electronics Corp.
 * Copyright (C) 2016 Cogent Embedded, Inc.
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2.  This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

/dts-v1/;
#include "r8a7796.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Renesas M3ULCB board based on r8a7796";
	compatible = "renesas,m3ulcb", "renesas,r8a7796";

	aliases {
		serial0 = &scif2;
	};

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

	memory@48000000 {
		device_type = "memory";
		/* first 128MB is reserved for secure area. */
		reg = <0x0 0x48000000 0x0 0x38000000>;
	};

	leds {
		compatible = "gpio-leds";

		led5 {
			gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
		};
		led6 {
			gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
		};
	};

	keyboard {
		compatible = "gpio-keys";

		key-1 {
			linux,code = <KEY_1>;
			label = "SW3";
			wakeup-source;
			debounce-interval = <20>;
			gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
		};
	};
};

&extal_clk {
	clock-frequency = <16666666>;
};

&extalr_clk {
	clock-frequency = <32768>;
};

&pfc {
	pinctrl-0 = <&scif_clk_pins>;
	pinctrl-names = "default";

	scif2_pins: scif2 {
		groups = "scif2_data_a";
		function = "scif2";
	};

	scif_clk_pins: scif_clk {
		groups = "scif_clk_a";
		function = "scif_clk";
	};
};

&scif2 {
	pinctrl-0 = <&scif2_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&scif_clk {
	clock-frequency = <14745600>;
	status = "okay";
};