arch/arm/dts/r8a77990-ebisu.dts


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/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Device Tree Source for the ebisu board
 *
 * Copyright (C) 2018 Renesas Electronics Corp.
 */

/dts-v1/;
#include "r8a77990.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Renesas Ebisu board based on r8a77990";
	compatible = "renesas,ebisu", "renesas,r8a77990";

	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 0x38000000>;
	};

	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;
	};
};

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

	phy0: ethernet-phy@0 {
		rxc-skew-ps = <1500>;
		reg = <0>;
		interrupt-parent = <&gpio2>;
		interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
		reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
	};
};

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

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

	avb_pins: avb {
		mux {
			groups = "avb_link", "avb_mii";
			function = "avb";
		};
	};

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

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

	sdhi3_pins: sd2 {
		groups = "sdhi3_data8", "sdhi3_ctrl";
		function = "sdhi3";
		power-source = <1800>;
	};

	sdhi3_pins_uhs: sd2_uhs {
		groups = "sdhi3_data8", "sdhi3_ctrl";
		function = "sdhi3";
		power-source = <1800>;
	};
};

&sdhi0 {
	status = "okay";
};

&sdhi1 {
	status = "okay";
};

&sdhi3 {
	/* used for on-board 8bit eMMC */
	pinctrl-0 = <&sdhi3_pins>;
	pinctrl-1 = <&sdhi3_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";
};

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

	status = "okay";
};