r8a7795-h3ulcb.dts

/*
 * Device Tree Source for the H3ULCB 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 "r8a7795.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Renesas H3ULCB board based on r8a7795";
	compatible = "renesas,h3ulcb", "renesas,r8a7795";

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

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

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

	keyboard {
		compatible = "gpio-keys";

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

	vcc_sdhi0: regulator-vcc-sdhi0 {
		compatible = "regulator-fixed";

		regulator-name = "SDHI0 Vcc";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;

		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vccq_sdhi0: regulator-vccq-sdhi0 {
		compatible = "regulator-gpio";

		regulator-name = "SDHI0 VccQ";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;

		gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
		gpios-states = <1>;
		states = <3300000 1
			  1800000 0>;
	};
};

&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";
	};

	i2c2_pins: i2c2 {
		groups = "i2c2_a";
		function = "i2c2";
	};

	avb_pins: avb {
		groups = "avb_mdc";
		function = "avb";
	};

	sdhi0_pins_3v3: sd0_3v3 {
		groups = "sdhi0_data4", "sdhi0_ctrl";
		function = "sdhi0";
		power-source = <3300>;
	};

	sdhi0_pins_1v8: sd0_1v8 {
		groups = "sdhi0_data4", "sdhi0_ctrl";
		function = "sdhi0";
		power-source = <1800>;
	};

	usb1_pins: usb1 {
		groups = "usb1";
		function = "usb1";
	};
};

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

	status = "okay";
};

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

&i2c2 {
	pinctrl-0 = <&i2c2_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&sdhi0 {
	pinctrl-0 = <&sdhi0_pins_3v3>;
	pinctrl-1 = <&sdhi0_pins_1v8>;
	pinctrl-names = "default", "state_uhs";

	vmmc-supply = <&vcc_sdhi0>;
	vqmmc-supply = <&vccq_sdhi0>;
	cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
	bus-width = <4>;
	sd-uhs-sdr50;
	status = "okay";
};

&wdt0 {
	timeout-sec = <60>;
	status = "okay";
};

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

	phy0: ethernet-phy@0 {
		rxc-skew-ps = <900>;
		rxdv-skew-ps = <0>;
		rxd0-skew-ps = <0>;
		rxd1-skew-ps = <0>;
		rxd2-skew-ps = <0>;
		rxd3-skew-ps = <0>;
		txc-skew-ps = <900>;
		txen-skew-ps = <0>;
		txd0-skew-ps = <0>;
		txd1-skew-ps = <0>;
		txd2-skew-ps = <0>;
		txd3-skew-ps = <0>;
		reg = <0>;
		interrupt-parent = <&gpio2>;
		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
	};
};

&usb2_phy1 {
	pinctrl-0 = <&usb1_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&ehci1 {
	status = "okay";
};

&ohci1 {
	status = "okay";
};