linux_dsm_epyc7002/arch/arm64/boot/dts/renesas/r8a77995-draak.dts

/*
 * Device Tree Source for the Draak board
 *
 * Copyright (C) 2016 Renesas Electronics Corp.
 * Copyright (C) 2017 Glider bvba
 *
 * 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 "r8a77995.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Renesas Draak board based on r8a77995";
	compatible = "renesas,draak", "renesas,r8a77995";

	aliases {
		serial0 = &scif2;
		ethernet0 = &avb;
	};

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

	memory@48000000 {
		device_type = "memory";
		/* first 128MB is reserved for secure area. */
		reg = <0x0 0x48000000 0x0 0x18000000>;
	};

	reg_1p8v: regulator0 {
		compatible = "regulator-fixed";
		regulator-name = "fixed-1.8V";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-boot-on;
		regulator-always-on;
	};

	reg_3p3v: regulator1 {
		compatible = "regulator-fixed";
		regulator-name = "fixed-3.3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		regulator-always-on;
	};
};

&extal_clk {
	clock-frequency = <48000000>;
};

&pfc {
	avb0_pins: avb {
		mux {
			groups = "avb0_link", "avb0_mdc", "avb0_mii";
			function = "avb0";
		};
	};

	i2c0_pins: i2c0 {
		groups = "i2c0";
		function = "i2c0";
	};

	i2c1_pins: i2c1 {
		groups = "i2c1";
		function = "i2c1";
	};

	pwm0_pins: pwm0 {
		groups = "pwm0_c";
		function = "pwm0";
	};

	pwm1_pins: pwm1 {
		groups = "pwm1_c";
		function = "pwm1";
	};

	scif2_pins: scif2 {
		groups = "scif2_data";
		function = "scif2";
	};

	sdhi2_pins: sd2 {
		groups = "mmc_data8", "mmc_ctrl";
		function = "mmc";
		power-source = <1800>;
	};

	sdhi2_pins_uhs: sd2_uhs {
		groups = "mmc_data8", "mmc_ctrl";
		function = "mmc";
		power-source = <1800>;
	};

	usb0_pins: usb0 {
		groups = "usb0";
		function = "usb0";
	};
};

&i2c0 {
	pinctrl-0 = <&i2c0_pins>;
	pinctrl-names = "default";
	status = "okay";

	eeprom@50 {
		compatible = "rohm,br24t01", "atmel,24c01";
		reg = <0x50>;
		pagesize = <8>;
	};
};

&i2c1 {
	pinctrl-0 = <&i2c1_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&ehci0 {
	status = "okay";
};

&ohci0 {
	status = "okay";
};

&avb {
	pinctrl-0 = <&avb0_pins>;
	pinctrl-names = "default";
	renesas,no-ether-link;
	phy-handle = <&phy0>;
	status = "okay";

	phy0: ethernet-phy@0 {
		rxc-skew-ps = <1500>;
		reg = <0>;
		interrupt-parent = <&gpio5>;
		interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
	};
};

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

	status = "okay";
};

&sdhi2 {
	/* used for on-board eMMC */
	pinctrl-0 = <&sdhi2_pins>;
	pinctrl-1 = <&sdhi2_pins_uhs>;
	pinctrl-names = "default", "state_uhs";

	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_1p8v>;
	bus-width = <8>;
	mmc-hs200-1_8v;
	non-removable;
	status = "okay";
};

&usb2_phy0 {
	pinctrl-0 = <&usb0_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&pwm0 {
	pinctrl-0 = <&pwm0_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&pwm1 {
	pinctrl-0 = <&pwm1_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&rwdt {
	timeout-sec = <60>;
	status = "okay";
};