arch/arm/boot/dts/tegra124-apalis-eval.dts - linux-mtk - Git at Google

 /*
  * Copyright 2016-2018 Toradex AG
  *
  * This file is dual-licensed: you can use it either under the terms
  * of the GPL or the X11 license, at your option. Note that this dual
  * licensing only applies to this file, and not this project as a
  * whole.
  *
  *  a) This file 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.
  *
  *     This file is distributed in the hope that it will be useful
  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
  * Or, alternatively
  *
  *  b) Permission is hereby granted, free of charge, to any person
  *     obtaining a copy of this software and associated documentation
  *     files (the "Software"), to deal in the Software without
  *     restriction, including without limitation the rights to use
  *     copy, modify, merge, publish, distribute, sublicense, and/or
  *     sell copies of the Software, and to permit persons to whom the
  *     Software is furnished to do so, subject to the following
  *     conditions:
  *
  *     The above copyright notice and this permission notice shall be
  *     included in all copies or substantial portions of the Software.
  *
  *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  *     OTHER DEALINGS IN THE SOFTWARE.
  */

 /dts-v1/;

 #include <dt-bindings/input/input.h>
 #include "tegra124-apalis.dtsi"

 / {
 	model = "Toradex Apalis TK1 on Apalis Evaluation Board";
 	compatible = "toradex,apalis-tk1-eval", "toradex,apalis-tk1",
 		     "nvidia,tegra124";

 	aliases {
 		rtc0 = "/i2c@7000c000/rtc@68";
 		rtc1 = "/i2c@7000d000/pmic@40";
 		rtc2 = "/rtc@7000e000";
 		serial0 = &uarta;
 		serial1 = &uartb;
 		serial2 = &uartc;
 		serial3 = &uartd;
 	};

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

 	pcie@1003000 {
 		pci@1,0 {
 			status = "okay";
 		};
 	};

 	host1x@50000000 {
 		hdmi@54280000 {
 			status = "okay";
 		};
 	};

 	/* Apalis UART1 */
 	serial@70006000 {
 		status = "okay";
 	};

 	/* Apalis UART2 */
 	serial@70006040 {
 		status = "okay";
 	};

 	/* Apalis UART3 */
 	serial@70006200 {
 		status = "okay";
 	};

 	/* Apalis UART4 */
 	serial@70006300 {
 		status = "okay";
 	};

 	pwm@7000a000 {
 		status = "okay";
 	};

 	/*
 	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
 	 * board)
 	 */
 	i2c@7000c000 {
 		status = "okay";
 		clock-frequency = <400000>;

 		pcie-switch@58 {
 			compatible = "plx,pex8605";
 			reg = <0x58>;
 		};

 		/* M41T0M6 real time clock on carrier board */
 		rtc@68 {
 			compatible = "st,m41t0";
 			reg = <0x68>;
 		};
 	};

 	/*
 	 * GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
 	 */
 	hdmi_ddc: i2c@7000c400 {
 		status = "okay";
 	};

 	/*
 	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
 	 * on carrier board)
 	 */
 	i2c@7000c500 {
 		status = "okay";
 		clock-frequency = <400000>;
 	};

 	/* I2C4 (DDC): unused */

 	/* SPI1: Apalis SPI1 */
 	spi@7000d400 {
 		status = "okay";
 		spi-max-frequency = <50000000>;

 		spidev0: spidev@0 {
 			compatible = "spidev";
 			reg = <0>;
 			spi-max-frequency = <50000000>;
 		};
 	};

 	/* SPI4: Apalis SPI2 */
 	spi@7000da00 {
 		status = "okay";
 		spi-max-frequency = <50000000>;

 		spidev1: spidev@0 {
 			compatible = "spidev";
 			reg = <0>;
 			spi-max-frequency = <50000000>;
 		};
 	};

 	/* Apalis Serial ATA */
 	sata@70020000 {
 		status = "okay";
 	};

 	hda@70030000 {
 		status = "okay";
 	};

 	usb@70090000 {
 		status = "okay";
 	};

 	/* Apalis MMC1 */
 	sdhci@700b0000 {
 		status = "okay";
 		/* MMC1_CD# */
 		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 		vqmmc-supply = <&vddio_sdmmc1>;
 	};

 	/* Apalis SD1 */
 	sdhci@700b0400 {
 		status = "okay";
 		/* SD1_CD# */
 		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 		vqmmc-supply = <&vddio_sdmmc3>;
 	};

 	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
 	usb@7d000000 {
 		status = "okay";
 		dr_mode = "otg";
 	};

 	usb-phy@7d000000 {
 		status = "okay";
 		vbus-supply = <&reg_usbo1_vbus>;
 	};

 	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
 	usb@7d004000 {
 		status = "okay";
 	};

 	usb-phy@7d004000 {
 		status = "okay";
 		vbus-supply = <&reg_usbh_vbus>;
 	};

 	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
 	usb@7d008000 {
 		status = "okay";
 	};

 	usb-phy@7d008000 {
 		status = "okay";
 		vbus-supply = <&reg_usbh_vbus>;
 	};

 	backlight: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
 		brightness-levels = <255 231 223 207 191 159 127 0>;
 		default-brightness-level = <6>;
 		/* BKL1_ON */
 		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
 	};

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

 		wakeup {
 			label = "WAKE1_MICO";
 			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_WAKEUP>;
 			debounce-interval = <10>;
 			wakeup-source;
 		};
 	};

 	reg_5v0: regulator-5v0 {
 		compatible = "regulator-fixed";
 		regulator-name = "5V_SW";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 	};

 	/* USBO1_EN */
 	reg_usbo1_vbus: regulator-usbo1-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_USBO1";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 		vin-supply = <&reg_5v0>;
 	};

 	/* USBH_EN */
 	reg_usbh_vbus: regulator-usbh-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 		vin-supply = <&reg_5v0>;
 	};
 };

 &gpio {
 	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
 	pex_perst_n {
 		gpio-hog;
 		gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
 		output-high;
 		line-name = "PEX_PERST_N";
 	};
 };
	/*
	* Copyright 2016-2018 Toradex AG
	*
	* This file is dual-licensed: you can use it either under the terms
	* of the GPL or the X11 license, at your option. Note that this dual
	* licensing only applies to this file, and not this project as a
	* whole.
	*
	* a) This file 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.
	*
	* This file is distributed in the hope that it will be useful
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* Or, alternatively
	*
	* b) Permission is hereby granted, free of charge, to any person
	* obtaining a copy of this software and associated documentation
	* files (the "Software"), to deal in the Software without
	* restriction, including without limitation the rights to use
	* copy, modify, merge, publish, distribute, sublicense, and/or
	* sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following
	* conditions:
	*
	* The above copyright notice and this permission notice shall be
	* included in all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
	* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
	* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
	* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	* OTHER DEALINGS IN THE SOFTWARE.
	*/

	/dts-v1/;

	#include <dt-bindings/input/input.h>
	#include "tegra124-apalis.dtsi"

	/ {
	model = "Toradex Apalis TK1 on Apalis Evaluation Board";
	compatible = "toradex,apalis-tk1-eval", "toradex,apalis-tk1",
	"nvidia,tegra124";

	aliases {
	rtc0 = "/i2c@7000c000/rtc@68";
	rtc1 = "/i2c@7000d000/pmic@40";
	rtc2 = "/rtc@7000e000";
	serial0 = &uarta;
	serial1 = &uartb;
	serial2 = &uartc;
	serial3 = &uartd;
	};

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

	pcie@1003000 {
	pci@1,0 {
	status = "okay";
	};
	};

	host1x@50000000 {
	hdmi@54280000 {
	status = "okay";
	};
	};

	/* Apalis UART1 */
	serial@70006000 {
	status = "okay";
	};

	/* Apalis UART2 */
	serial@70006040 {
	status = "okay";
	};

	/* Apalis UART3 */
	serial@70006200 {
	status = "okay";
	};

	/* Apalis UART4 */
	serial@70006300 {
	status = "okay";
	};

	pwm@7000a000 {
	status = "okay";
	};

	/*
	* GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
	* board)
	*/
	i2c@7000c000 {
	status = "okay";
	clock-frequency = <400000>;

	pcie-switch@58 {
	compatible = "plx,pex8605";
	reg = <0x58>;
	};

	/* M41T0M6 real time clock on carrier board */
	rtc@68 {
	compatible = "st,m41t0";
	reg = <0x68>;
	};
	};

	/*
	* GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
	*/
	hdmi_ddc: i2c@7000c400 {
	status = "okay";
	};

	/*
	* CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
	* on carrier board)
	*/
	i2c@7000c500 {
	status = "okay";
	clock-frequency = <400000>;
	};

	/* I2C4 (DDC): unused */

	/* SPI1: Apalis SPI1 */
	spi@7000d400 {
	status = "okay";
	spi-max-frequency = <50000000>;

	spidev0: spidev@0 {
	compatible = "spidev";
	reg = <0>;
	spi-max-frequency = <50000000>;
	};
	};

	/* SPI4: Apalis SPI2 */
	spi@7000da00 {
	status = "okay";
	spi-max-frequency = <50000000>;

	spidev1: spidev@0 {
	compatible = "spidev";
	reg = <0>;
	spi-max-frequency = <50000000>;
	};
	};

	/* Apalis Serial ATA */
	sata@70020000 {
	status = "okay";
	};

	hda@70030000 {
	status = "okay";
	};

	usb@70090000 {
	status = "okay";
	};

	/* Apalis MMC1 */
	sdhci@700b0000 {
	status = "okay";
	/* MMC1_CD# */
	cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
	bus-width = <4>;
	vqmmc-supply = <&vddio_sdmmc1>;
	};

	/* Apalis SD1 */
	sdhci@700b0400 {
	status = "okay";
	/* SD1_CD# */
	cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
	bus-width = <4>;
	vqmmc-supply = <&vddio_sdmmc3>;
	};

	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
	usb@7d000000 {
	status = "okay";
	dr_mode = "otg";
	};

	usb-phy@7d000000 {
	status = "okay";
	vbus-supply = <&reg_usbo1_vbus>;
	};

	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
	usb@7d004000 {
	status = "okay";
	};

	usb-phy@7d004000 {
	status = "okay";
	vbus-supply = <&reg_usbh_vbus>;
	};

	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
	usb@7d008000 {
	status = "okay";
	};

	usb-phy@7d008000 {
	status = "okay";
	vbus-supply = <&reg_usbh_vbus>;
	};

	backlight: backlight {
	compatible = "pwm-backlight";
	pwms = <&pwm 3 5000000>; /* BKL1_PWM */
	brightness-levels = <255 231 223 207 191 159 127 0>;
	default-brightness-level = <6>;
	/* BKL1_ON */
	enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
	};

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

	wakeup {
	label = "WAKE1_MICO";
	gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
	linux,code = <KEY_WAKEUP>;
	debounce-interval = <10>;
	wakeup-source;
	};
	};

	reg_5v0: regulator-5v0 {
	compatible = "regulator-fixed";
	regulator-name = "5V_SW";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	};

	/* USBO1_EN */
	reg_usbo1_vbus: regulator-usbo1-vbus {
	compatible = "regulator-fixed";
	regulator-name = "VCC_USBO1";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
	enable-active-high;
	vin-supply = <&reg_5v0>;
	};

	/* USBH_EN */
	reg_usbh_vbus: regulator-usbh-vbus {
	compatible = "regulator-fixed";
	regulator-name = "VCC_USBH(2A\|2C\|2D\|3\|4)";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
	enable-active-high;
	vin-supply = <&reg_5v0>;
	};
	};

	&gpio {
	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
	pex_perst_n {
	gpio-hog;
	gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
	output-high;
	line-name = "PEX_PERST_N";
	};
	};