alistair23-linux/arch/arm/boot/dts/r8a73a4-ape6evm.dts

/*
 * Device Tree Source for the APE6EVM board
 *
 * Copyright (C) 2013 Renesas Solutions Corp.
 *
 * 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 "r8a73a4.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "APE6EVM";
	compatible = "renesas,ape6evm", "renesas,r8a73a4";

	aliases {
		serial0 = &scifa0;
	};

	chosen {
		bootargs = "ignore_loglevel root=/dev/nfs ip=dhcp rw";
		stdout-path = &scifa0;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0 0x40000000 0 0x40000000>;
	};

	memory@200000000 {
		device_type = "memory";
		reg = <2 0x00000000 0 0x40000000>;
	};

	vcc_mmc0: regulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "MMC0 Vcc";
		regulator-min-microvolt = <2800000>;
		regulator-max-microvolt = <2800000>;
		regulator-always-on;
	};

	vcc_sdhi0: regulator@1 {
		compatible = "regulator-fixed";

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

		gpio = <&pfc 76 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	/* Common 1.8V and 3.3V rails, used by several devices on APE6EVM */
	ape6evm_fixed_1v8: regulator@2 {
		compatible = "regulator-fixed";
		regulator-name = "1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	ape6evm_fixed_3v3: regulator@3 {
		compatible = "regulator-fixed";
		regulator-name = "3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	leds {
		compatible = "gpio-leds";
		led1 {
			gpios = <&pfc 28 GPIO_ACTIVE_HIGH>;
			label = "GNSS_EN";
		};
		led2 {
			gpios = <&pfc 126 GPIO_ACTIVE_HIGH>;
			label = "NFC_NRST";
		};
		led3 {
			gpios = <&pfc 132 GPIO_ACTIVE_HIGH>;
			label = "GNSS_NRST";
		};
		led4 {
			gpios = <&pfc 232 GPIO_ACTIVE_HIGH>;
			label = "BT_WAKEUP";
		};
		led5 {
			gpios = <&pfc 250 GPIO_ACTIVE_HIGH>;
			label = "STROBE";
		};
		led6 {
			gpios = <&pfc 288 GPIO_ACTIVE_HIGH>;
			label = "BBRESETOUT";
		};
	};

	keyboard {
		compatible = "gpio-keys";

		pinctrl-names = "default";
		pinctrl-0 = <&keyboard_pins>;

		zero-key {
			gpios = <&pfc 324 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_0>;
			label = "S16";
			gpio-key,wakeup;
		};

		menu-key {
			gpios = <&pfc 325 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_MENU>;
			label = "S17";
		};

		home-key {
			gpios = <&pfc 326 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_HOME>;
			label = "S18";
		};

		back-key {
			gpios = <&pfc 327 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_BACK>;
			label = "S19";
		};

		volup-key {
			gpios = <&pfc 328 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_VOLUMEUP>;
			label = "S20";
		};

		voldown-key {
			gpios = <&pfc 329 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_VOLUMEDOWN>;
			label = "S21";
		};
	};
};

&i2c5 {
	status = "okay";
	vdd_dvfs: max8973@1b {
		compatible = "maxim,max8973";
		reg = <0x1b>;

		regulator-min-microvolt = <935000>;
		regulator-max-microvolt = <1200000>;
		regulator-boot-on;
		regulator-always-on;
	};
};

&cpu0 {
	cpu0-supply = <&vdd_dvfs>;
	operating-points = <
		/* kHz  uV */
		1950000 1115000
		1462500  995000
	>;
	voltage-tolerance = <1>; /* 1% */
};

&bsc {
	ethernet@8000000 {
		compatible = "smsc,lan9220", "smsc,lan9115";
		reg = <0x08000000 0x1000>;
		interrupt-parent = <&irqc1>;
		interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
		phy-mode = "mii";
		reg-io-width = <4>;
		smsc,irq-active-high;
		smsc,irq-push-pull;
		vdd33a-supply = <&ape6evm_fixed_3v3>;
		vddvario-supply = <&ape6evm_fixed_1v8>;
	};
};

&cmt1 {
	status = "okay";
};

&pfc {
	scifa0_pins: serial0 {
		renesas,groups = "scifa0_data";
		renesas,function = "scifa0";
	};

	mmc0_pins: mmc {
		renesas,groups = "mmc0_data8", "mmc0_ctrl";
		renesas,function = "mmc0";
	};

	sdhi0_pins: sd0 {
		renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_cd";
		renesas,function = "sdhi0";
	};

	sdhi1_pins: sd1 {
		renesas,groups = "sdhi1_data4", "sdhi1_ctrl";
		renesas,function = "sdhi1";
	};

	keyboard_pins: keyboard {
		renesas,pins = "PORT324", "PORT325", "PORT326", "PORT327",
			       "PORT328", "PORT329";
		bias-pull-up;
	};
};

&mmcif0 {
	vmmc-supply = <&vcc_mmc0>;
	bus-width = <8>;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins>;
	status = "okay";
};

&scifa0 {
	pinctrl-0 = <&scifa0_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&sdhi0 {
	vmmc-supply = <&vcc_sdhi0>;
	bus-width = <4>;
	toshiba,mmc-wrprotect-disable;
	pinctrl-names = "default";
	pinctrl-0 = <&sdhi0_pins>;
	status = "okay";
};

&sdhi1 {
	vmmc-supply = <&ape6evm_fixed_3v3>;
	bus-width = <4>;
	broken-cd;
	toshiba,mmc-wrprotect-disable;
	pinctrl-names = "default";
	pinctrl-0 = <&sdhi1_pins>;
	status = "okay";
};