linux/arch/arm/boot/dts/exynos5800-peach-pi.dts

/*
 * Google Peach Pi Rev 10+ board device tree source
 *
 * Copyright (c) 2014 Google, Inc
 *
 * 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/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include "exynos5800.dtsi"

/ {
	model = "Google Peach Pi Rev 10+";

	compatible = "google,pi-rev16",
		"google,pi-rev15", "google,pi-rev14",
		"google,pi-rev13", "google,pi-rev12",
		"google,pi-rev11", "google,pi-rev10",
		"google,pi", "google,peach", "samsung,exynos5800",
		"samsung,exynos5";

	aliases {
		/* Assign 20 so we don't get confused w/ builtin ones */
		i2c20 = "/spi@12d40000/cros-ec@0/i2c-tunnel";
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 0 1000000 0>;
		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
		default-brightness-level = <7>;
		pinctrl-0 = <&pwm0_out>;
		pinctrl-names = "default";
	};

	fixed-rate-clocks {
		oscclk {
			compatible = "samsung,exynos5420-oscclk";
			clock-frequency = <24000000>;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

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

		power {
			label = "Power";
			gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			gpio-key,wakeup;
		};
	};

	memory {
		reg = <0x20000000 0x80000000>;
	};

	sound {
		compatible = "google,snow-audio-max98091";

		samsung,model = "Peach-Pi-I2S-MAX98091";
		samsung,i2s-controller = <&i2s0>;
		samsung,audio-codec = <&max98091>;
	};

	usb300_vbus_reg: regulator-usb300 {
		compatible = "regulator-fixed";
		regulator-name = "P5.0V_USB3CON0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gph0 0 0>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb300_vbus_en>;
		enable-active-high;
	};

	usb301_vbus_reg: regulator-usb301 {
		compatible = "regulator-fixed";
		regulator-name = "P5.0V_USB3CON1";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gph0 1 0>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb301_vbus_en>;
		enable-active-high;
	};

	vbat: fixed-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vbat-supply";
		regulator-boot-on;
		regulator-always-on;
	};
};

&dp {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&dp_hpd_gpio>;
	samsung,color-space = <0>;
	samsung,dynamic-range = <0>;
	samsung,ycbcr-coeff = <0>;
	samsung,color-depth = <1>;
	samsung,link-rate = <0x0a>;
	samsung,lane-count = <2>;
	samsung,hpd-gpio = <&gpx2 6 0>;

	display-timings {
		native-mode = <&timing1>;

		timing1: timing@1 {
			clock-frequency = <150660000>;
			hactive = <1920>;
			vactive = <1080>;
			hfront-porch = <60>;
			hback-porch = <172>;
			hsync-len = <80>;
			vback-porch = <25>;
			vfront-porch = <10>;
			vsync-len = <10>;
		};
	};
};

&fimd {
	status = "okay";
	samsung,invert-vclk;
};

&hdmi {
	status = "okay";
	hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
	pinctrl-names = "default";
	pinctrl-0 = <&hdmi_hpd_irq>;
	ddc = <&i2c_2>;
};

&hsi2c_7 {
	status = "okay";

	max98091: codec@10 {
		compatible = "maxim,max98091";
		reg = <0x10>;
		interrupts = <2 0>;
		interrupt-parent = <&gpx0>;
		pinctrl-names = "default";
		pinctrl-0 = <&max98091_irq>;
	};
};

&hsi2c_9 {
	status = "okay";
	clock-frequency = <400000>;

	tpm@20 {
		compatible = "infineon,slb9645tt";
		reg = <0x20>;

		/* Unused irq; but still need to configure the pins */
		pinctrl-names = "default";
		pinctrl-0 = <&tpm_irq>;
	};
};

&i2c_2 {
	status = "okay";
	samsung,i2c-sda-delay = <100>;
	samsung,i2c-max-bus-freq = <66000>;
	samsung,i2c-slave-addr = <0x50>;
};

&i2s0 {
	status = "okay";
};

&mmc_0 {
	status = "okay";
	num-slots = <1>;
	broken-cd;
	caps2-mmc-hs200-1_8v;
	cap-mmc-highspeed;
	non-removable;
	card-detect-delay = <200>;
	clock-frequency = <400000000>;
	samsung,dw-mshc-ciu-div = <3>;
	samsung,dw-mshc-sdr-timing = <0 4>;
	samsung,dw-mshc-ddr-timing = <0 2>;
	pinctrl-names = "default";
	pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
	bus-width = <8>;
};

&mmc_2 {
	status = "okay";
	num-slots = <1>;
	cap-sd-highspeed;
	card-detect-delay = <200>;
	clock-frequency = <400000000>;
	samsung,dw-mshc-ciu-div = <3>;
	samsung,dw-mshc-sdr-timing = <2 3>;
	samsung,dw-mshc-ddr-timing = <1 2>;
	pinctrl-names = "default";
	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
	bus-width = <4>;
};


&pinctrl_0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mask_tpm_reset>;

	max98091_irq: max98091-irq {
		samsung,pins = "gpx0-2";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	/* We need GPX0_6 to be low at sleep time; just keep it low always */
	mask_tpm_reset: mask-tpm-reset {
		samsung,pins = "gpx0-6";
		samsung,pin-function = <1>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
		samsung,pin-val = <0>;
	};

	tpm_irq: tpm-irq {
		samsung,pins = "gpx1-0";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	power_key_irq: power-key-irq {
		samsung,pins = "gpx1-2";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	ec_irq: ec-irq {
		samsung,pins = "gpx1-5";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	tps65090_irq: tps65090-irq {
		samsung,pins = "gpx2-5";
		samsung,pin-function = <0>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	dp_hpd_gpio: dp_hpd_gpio {
		samsung,pins = "gpx2-6";
		samsung,pin-function = <0>;
		samsung,pin-pud = <3>;
		samsung,pin-drv = <0>;
	};

	hdmi_hpd_irq: hdmi-hpd-irq {
		samsung,pins = "gpx3-7";
		samsung,pin-function = <0>;
		samsung,pin-pud = <1>;
		samsung,pin-drv = <0>;
	};
};

&pinctrl_3 {
	/* Drive SPI lines at x2 for better integrity */
	spi2-bus {
		samsung,pin-drv = <2>;
	};

	/* Drive SPI chip select at x2 for better integrity */
	ec_spi_cs: ec-spi-cs {
		samsung,pins = "gpb1-2";
		samsung,pin-function = <1>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <2>;
	};

	usb300_vbus_en: usb300-vbus-en {
		samsung,pins = "gph0-0";
		samsung,pin-function = <1>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};

	usb301_vbus_en: usb301-vbus-en {
		samsung,pins = "gph0-1";
		samsung,pin-function = <1>;
		samsung,pin-pud = <0>;
		samsung,pin-drv = <0>;
	};
};

&rtc {
	status = "okay";
};

&spi_2 {
	status = "okay";
	num-cs = <1>;
	samsung,spi-src-clk = <0>;
	cs-gpios = <&gpb1 2 0>;

	cros_ec: cros-ec@0 {
		compatible = "google,cros-ec-spi";
		interrupt-parent = <&gpx1>;
		interrupts = <5 0>;
		pinctrl-names = "default";
		pinctrl-0 = <&ec_spi_cs &ec_irq>;
		reg = <0>;
		spi-max-frequency = <3125000>;

		controller-data {
			samsung,spi-feedback-delay = <1>;
		};

		i2c-tunnel {
			compatible = "google,cros-ec-i2c-tunnel";
			#address-cells = <1>;
			#size-cells = <0>;
			google,remote-bus = <0>;

			battery: sbs-battery@b {
				compatible = "sbs,sbs-battery";
				reg = <0xb>;
				sbs,poll-retry-count = <1>;
				sbs,i2c-retry-count = <2>;
			};

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

				/*
				 * Config irq to disable internal pulls
				 * even though we run in polling mode.
				 */
				pinctrl-names = "default";
				pinctrl-0 = <&tps65090_irq>;

				vsys1-supply = <&vbat>;
				vsys2-supply = <&vbat>;
				vsys3-supply = <&vbat>;
				infet1-supply = <&vbat>;
				infet2-supply = <&tps65090_dcdc1>;
				infet3-supply = <&tps65090_dcdc2>;
				infet4-supply = <&tps65090_dcdc2>;
				infet5-supply = <&tps65090_dcdc2>;
				infet6-supply = <&tps65090_dcdc2>;
				infet7-supply = <&tps65090_dcdc1>;
				vsys-l1-supply = <&vbat>;
				vsys-l2-supply = <&vbat>;

				regulators {
					tps65090_dcdc1: dcdc1 {
						ti,enable-ext-control;
					};
					tps65090_dcdc2: dcdc2 {
						ti,enable-ext-control;
					};
					tps65090_dcdc3: dcdc3 {
						ti,enable-ext-control;
					};
					tps65090_fet1: fet1 {
						regulator-name = "vcd_led";
					};
					tps65090_fet2: fet2 {
						regulator-name = "video_mid";
						regulator-always-on;
					};
					tps65090_fet3: fet3 {
						regulator-name = "wwan_r";
						regulator-always-on;
					};
					tps65090_fet4: fet4 {
						regulator-name = "sdcard";
						regulator-always-on;
					};
					tps65090_fet5: fet5 {
						regulator-name = "camout";
					};
					tps65090_fet6: fet6 {
						regulator-name = "lcd_vdd";
					};
					tps65090_fet7: fet7 {
						regulator-name = "video_mid_1a";
						regulator-always-on;
					};
					tps65090_ldo1: ldo1 {
					};
					tps65090_ldo2: ldo2 {
					};
				};

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

&uart_3 {
	status = "okay";
};

&usbdrd_phy0 {
	vbus-supply = <&usb300_vbus_reg>;
};

&usbdrd_phy1 {
	vbus-supply = <&usb301_vbus_reg>;
};

/*
 * Use longest HW watchdog in SoC (32 seconds) since the hardware
 * watchdog provides no debugging information (compared to soft/hard
 * lockup detectors) and so should be last resort.
 */
&watchdog {
	timeout-sec = <32>;
};

#include "cros-ec-keyboard.dtsi"