arch/arm/dts/exynos5250-snow.dts

/*
 * SAMSUNG Snow board device tree source
 *
 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
#include "exynos5250.dtsi"

/ {
	model = "Google Snow";
	compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5";

	aliases {
		i2c0 = "/i2c@12C60000";
		i2c1 = "/i2c@12C70000";
		i2c2 = "/i2c@12C80000";
		i2c3 = "/i2c@12C90000";
		i2c4 = "/i2c@12CA0000";
		i2c104 = &i2c_104;
		i2c5 = "/i2c@12CB0000";
		i2c6 = "/i2c@12CC0000";
		i2c7 = "/i2c@12CD0000";
		spi0 = "/spi@12d20000";
		spi1 = "/spi@12d30000";
		spi2 = "/spi@12d40000";
		spi3 = "/spi@131a0000";
		spi4 = "/spi@131b0000";
		mmc0 = "/mmc@12200000";
		mmc1 = "/mmc@12210000";
		mmc2 = "/mmc@12220000";
		mmc3 = "/mmc@12230000";
		serial0 = "/serial@12C30000";
		console = "/serial@12C30000";
		i2s = "/sound@3830000";
	};

        memory {
		reg = <0x40000000 0x80000000>;
	};

	chosen {
		bootargs = "console=tty1";
		stdout-path = "serial3:115200n8";
	};

	iram {
		reg = <0x02020000 0x60000>;
	};

	config {
		samsung,bl1-offset = <0x1400>;
		samsung,bl2-offset = <0x3400>;
		u-boot-memory = "/memory";
		u-boot-offset = <0x3e00000 0x100000>;
	};

	flash {
		reg = <0 0x100000>;
		#address-cells = <1>;
		#size-cells = <1>;
		pre-boot {
			label = "bl1 pre-boot";
			reg = <0 0x2000>;
			read-only;
			filename = "e5250.nbl1.bin";
			type = "blob exynos-bl1";
			required;
		};

		spl {
			label = "bl2 spl";
			reg = <0x2000 0x4000>;
			read-only;
			filename = "bl2.bin";
			type = "blob exynos-bl2 boot,dtb";
			payload = "/flash/ro-boot";
			required;
		};

		ro-boot {
			label = "u-boot";
			reg = <0x6000 0x9a000>;
			read-only;
			type = "blob boot,dtb";
			required;
		};
	};


	i2c4: i2c@12CA0000 {
		cros_ec_old: cros-ec@1e {
			reg = <0x1e>;
			compatible = "google,cros-ec-i2c";
			i2c-max-frequency = <100000>;
			u-boot,i2c-offset-len = <0>;
			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
		};

		power-regulator@48 {
			compatible = "ti,tps65090";
			reg = <0x48>;
		};
	};

	i2c-arbitrator {
		compatible = "i2c-arb-gpio-challenge";
		#address-cells = <1>;
		#size-cells = <0>;

		i2c-parent = <&{/i2c@12CA0000}>;

		our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>;
		their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>;
		slew-delay-us = <10>;
		wait-retry-us = <3000>;
		wait-free-us = <50000>;

		/* Use ID 104 as a hint that we're on physical bus 4 */
		i2c_104: i2c@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;

			battery: sbs-battery@b {
				compatible = "sbs,sbs-battery";
				reg = <0xb>;
				sbs,poll-retry-count = <1>;
			};

			cros_ec: embedded-controller {
				compatible = "google,cros-ec-i2c";
				reg = <0x1e>;
				interrupts = <6 IRQ_TYPE_NONE>;
				interrupt-parent = <&gpx1>;
				wakeup-source;
				i2c-max-frequency = <100000>;
				u-boot,i2c-offset-len = <0>;
				ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
			};

			power-regulator {
				compatible = "ti,tps65090";
				reg = <0x48>;

				regulators {
					dcdc1 {
						ti,enable-ext-control;
					};
					dcdc2 {
						ti,enable-ext-control;
					};
					dcdc3 {
						ti,enable-ext-control;
					};
					fet1: fet1 {
						regulator-name = "vcd_led";
						ti,overcurrent-wait = <3>;
					};
					tps65090_fet2: fet2 {
						regulator-name = "video_mid";
						regulator-always-on;
						ti,overcurrent-wait = <3>;
					};
					fet3 {
						regulator-name = "wwan_r";
						regulator-always-on;
						ti,overcurrent-wait = <3>;
					};
					fet4 {
						regulator-name = "sdcard";
						ti,overcurrent-wait = <3>;
					};
					fet5 {
						regulator-name = "camout";
						regulator-always-on;
						ti,overcurrent-wait = <3>;
					};
					fet6: fet6 {
						regulator-name = "lcd_vdd";
						ti,overcurrent-wait = <3>;
					};
					tps65090_fet7: fet7 {
						regulator-name = "video_mid_1a";
						regulator-always-on;
						ti,overcurrent-wait = <3>;
					};
					ldo1 {
					};
					ldo2 {
					};
				};

				charger {
					compatible = "ti,tps65090-charger";
				};
			};
		};
	};

	i2c@12CD0000 {
		ptn3460: lvds-bridge@20 {
			compatible = "nxp,ptn3460";
			reg = <0x20>;
			sleep-gpios = <&gpy2 5 GPIO_ACTIVE_LOW>;
			reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
			hotplug-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>;
			edid-emulation = <5>;
		};

		soundcodec@22 {
			reg = <0x22>;
			compatible = "maxim,max98095-codec";
		};
	};

	spi@12d30000 {
		spi-max-frequency = <50000000>;
		firmware_storage_spi: flash@0 {
			compatible = "spi-flash";
			reg = <0>;
		};
	};

	spi@131b0000 {
		spi-max-frequency = <1000000>;
		spi-deactivate-delay = <100>;

		/* Snow did support SPI but the released version used I2C */
		embedded-controller {
			compatible = "google,cros-ec-i2c";
			reg = <0x1e>;
			spi-max-frequency = <5000000>;
			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
			optimise-flash-write;
			status = "disabled";
		};
	};

	sound@3830000 {
		samsung,codec-type = "max98095";
		codec-enable-gpio = <&gpx1 7 GPIO_ACTIVE_HIGH>;
	};

	sound@12d60000 {
		status = "disabled";
	};

	i2c@12C60000 {
		max77686@09 {
			reg = <0x9>;
			compatible = "maxim,max77686";
		};
	};

	mmc@12200000 {
		samsung,bus-width = <8>;
		samsung,timing = <1 3 3>;
		samsung,removable = <0>;
	};

	mmc@12210000 {
		status = "disabled";
	};

	mmc@12220000 {
		samsung,bus-width = <4>;
		samsung,timing = <1 2 3>;
		samsung,removable = <1>;
	};

	mmc@12230000 {
		status = "disabled";
	};

	ehci@12110000 {
		samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
		status = "okay";
	};

	xhci@12000000 {
		samsung,vbus-gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
	};

	tmu@10060000 {
		samsung,min-temp	= <25>;
		samsung,max-temp	= <125>;
		samsung,start-warning	= <95>;
		samsung,start-tripping	= <105>;
		samsung,hw-tripping	= <110>;
		samsung,efuse-min-value	= <40>;
		samsung,efuse-value	= <55>;
		samsung,efuse-max-value	= <100>;
		samsung,slope		= <274761730>;
		samsung,dc-value	= <25>;
	};

	fimd@14400000 {
		samsung,vl-freq = <60>;
		samsung,vl-col = <1366>;
		samsung,vl-row = <768>;
		samsung,vl-width = <1366>;
		samsung,vl-height = <768>;

		samsung,vl-clkp;
		samsung,vl-dp;
		samsung,vl-hsp;
		samsung,vl-vsp;

		samsung,vl-bpix = <4>;

		samsung,vl-hspw = <32>;
		samsung,vl-hbpd = <80>;
		samsung,vl-hfpd = <48>;
		samsung,vl-vspw = <5>;
		samsung,vl-vbpd = <14>;
		samsung,vl-vfpd = <3>;
		samsung,vl-cmd-allow-len = <0xf>;

		samsung,winid = <0>;
		samsung,interface-mode = <1>;
		samsung,dp-enabled = <1>;
		samsung,dual-lcd-enabled = <0>;
	};

	dp@145b0000 {
		samsung,lt-status = <0>;

		samsung,master-mode = <0>;
		samsung,bist-mode = <0>;
		samsung,bist-pattern = <0>;
		samsung,h-sync-polarity = <0>;
		samsung,v-sync-polarity = <0>;
		samsung,interlaced = <0>;
		samsung,color-space = <0>;
		samsung,dynamic-range = <0>;
		samsung,ycbcr-coeff = <0>;
		samsung,color-depth = <1>;
	};

};

&i2c_0 {
	status = "okay";
	samsung,i2c-sda-delay = <100>;
	samsung,i2c-max-bus-freq = <378000>;

	max77686: max77686@09 {
		compatible = "maxim,max77686";
		interrupt-parent = <&gpx3>;
		interrupts = <2 IRQ_TYPE_NONE>;
		wakeup-source;
		reg = <0x09>;
		#clock-cells = <1>;

		voltage-regulators {
			ldo1_reg: LDO1 {
				regulator-name = "P1.0V_LDO_OUT1";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo2_reg: LDO2 {
				regulator-name = "P1.8V_LDO_OUT2";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo3_reg: LDO3 {
				regulator-name = "P1.8V_LDO_OUT3";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo7_reg: LDO7 {
				regulator-name = "P1.1V_LDO_OUT7";
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
				regulator-always-on;
			};

			ldo8_reg: LDO8 {
				regulator-name = "P1.0V_LDO_OUT8";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo10_reg: LDO10 {
				regulator-name = "P1.8V_LDO_OUT10";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo12_reg: LDO12 {
				regulator-name = "P3.0V_LDO_OUT12";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-always-on;
			};

			ldo14_reg: LDO14 {
				regulator-name = "P1.8V_LDO_OUT14";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo15_reg: LDO15 {
				regulator-name = "P1.0V_LDO_OUT15";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo16_reg: LDO16 {
				regulator-name = "P1.8V_LDO_OUT16";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo17_reg: LDO17 {
				regulator-name = "vdd_mydp";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
			};

			buck1_reg: BUCK1 {
				regulator-name = "vdd_mif";
				regulator-min-microvolt = <950000>;
				regulator-max-microvolt = <1300000>;
				regulator-always-on;
				regulator-boot-on;
			};

			buck2_reg: BUCK2 {
				regulator-name = "vdd_arm";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
				regulator-boot-on;
			};

			buck3_reg: BUCK3 {
				regulator-name = "vdd_int";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
				regulator-boot-on;
			};

			buck4_reg: BUCK4 {
				regulator-name = "vdd_g3d";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1300000>;
				regulator-always-on;
				regulator-boot-on;
			};

			buck5_reg: BUCK5 {
				regulator-name = "P1.8V_BUCK_OUT5";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
			};

			buck6_reg: BUCK6 {
				regulator-name = "P1.35V_BUCK_OUT6";
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
			};

			buck7_reg: BUCK7 {
				regulator-name = "P2.0V_BUCK_OUT7";
				regulator-min-microvolt = <2000000>;
				regulator-max-microvolt = <2000000>;
				regulator-always-on;
			};

			buck8_reg: BUCK8 {
				regulator-name = "P2.85V_BUCK_OUT8";
				regulator-min-microvolt = <2850000>;
				regulator-max-microvolt = <2850000>;
				regulator-always-on;
			};
		};
	};
};

#include "cros-ec-keyboard.dtsi"