arch/arm/dts/sun4i-a10-pov-protab2-ips9.dts - u-boot - Git at Google

 /*
  * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
  *
  * 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 as
  *     published by the Free Software Foundation; either version 2 of the
  *     License, or (at your option) any later version.
  *
  *     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 "AS IS", 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 "sun4i-a10.dtsi"
 #include "sunxi-common-regulators.dtsi"
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/pinctrl/sun4i-a10.h>
 #include <dt-bindings/pwm/pwm.h>

 / {
 	model = "Point of View Protab2-IPS9";
 	compatible = "pov,protab2-ips9", "allwinner,sun4i-a10";

 	aliases {
 		serial0 = &uart0;
 	};

 	backlight: backlight {
 		compatible = "pwm-backlight";
 		pinctrl-names = "default";
 		pinctrl-0 = <&bl_en_pin_protab>;
 		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
 		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
 		default-brightness-level = <8>;
 		enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
 	};

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

 &codec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&codec_pa_pin>;
 	allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
 	status = "okay";
 };

 &cpu0 {
 	cpu-supply = <&reg_dcdc2>;
 };

 &ehci0 {
 	status = "okay";
 };

 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
 	status = "okay";

 	axp209: pmic@34 {
 		reg = <0x34>;
 		interrupts = <0>;
 	};
 };

 #include "axp209.dtsi"

 &i2c1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c1_pins_a>;
 	status = "okay";

 	/* Accelerometer */
 	bma250@18 {
 		compatible = "bosch,bma250";
 		reg = <0x18>;
 		interrupt-parent = <&pio>;
 		interrupts = <7 0 IRQ_TYPE_EDGE_RISING>; /* PH0 / EINT0 */
 	};
 };

 &i2c2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c2_pins_a>;
 	status = "okay";

 	pixcir_ts@5c {
 		pinctrl-names = "default";
 		pinctrl-0 = <&touchscreen_pins>;
 		compatible = "pixcir,pixcir_tangoc";
 		reg = <0x5c>;
 		interrupt-parent = <&pio>;
 		interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
 		attb-gpio = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* PH21 */
 		enable-gpios = <&pio 0 5 GPIO_ACTIVE_LOW>;
 		wake-gpios = <&pio 1 13 GPIO_ACTIVE_LOW>;
 		touchscreen-size-x = <1024>;
 		touchscreen-size-y = <768>;
 		touchscreen-inverted-x;
 		touchscreen-inverted-y;
 	};
 };

 &lradc {
 	vref-supply = <&reg_ldo2>;
 	status = "okay";

 	button@400 {
 		label = "Volume Up";
 		linux,code = <KEY_VOLUMEUP>;
 		channel = <0>;
 		voltage = <400000>;
 	};

 	button@800 {
 		label = "Volume Down";
 		linux,code = <KEY_VOLUMEDOWN>;
 		channel = <0>;
 		voltage = <800000>;
 	};
 };

 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 	vmmc-supply = <&reg_vcc3v3>;
 	bus-width = <4>;
 	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 	cd-inverted;
 	status = "okay";
 };

 &otg_sram {
 	status = "okay";
 };

 &pio {
 	bl_en_pin_protab: bl_en_pin@0 {
 		allwinner,pins = "PH7";
 		allwinner,function = "gpio_out";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};

 	codec_pa_pin: codec_pa_pin@0 {
 		allwinner,pins = "PH15";
 		allwinner,function = "gpio_out";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};

 	touchscreen_pins: touchscreen_pins@0 {
 		allwinner,pins = "PA5", "PB13";
 		allwinner,function = "gpio_out";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};

 	usb0_id_detect_pin: usb0_id_detect_pin@0 {
 		allwinner,pins = "PH4";
 		allwinner,function = "gpio_in";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 	};

 	usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
 		allwinner,pins = "PH5";
 		allwinner,function = "gpio_in";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
 	};
 };

 &pwm {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pwm0_pins_a>;
 	status = "okay";
 };

 &reg_dcdc2 {
 	regulator-always-on;
 	regulator-min-microvolt = <1000000>;
 	regulator-max-microvolt = <1400000>;
 	regulator-name = "vdd-cpu";
 };

 &reg_dcdc3 {
 	regulator-always-on;
 	regulator-min-microvolt = <1250000>;
 	regulator-max-microvolt = <1250000>;
 	regulator-name = "vdd-int-dll";
 };

 &reg_ldo1 {
 	regulator-name = "vdd-rtc";
 };

 &reg_ldo2 {
 	regulator-always-on;
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "avcc";
 };

 &reg_ldo3 {
 	/*
 	 * We need to always power the camera sensor, otherwhise all access
 	 * to i2c1 is blocked.
 	 */
 	regulator-always-on;
 	regulator-min-microvolt = <2800000>;
 	regulator-max-microvolt = <2800000>;
 	regulator-name = "vdd-csi";
 };

 &reg_usb0_vbus {
 	status = "okay";
 };

 &reg_usb1_vbus {
 	status = "okay";
 };

 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pins_a>;
 	status = "okay";
 };

 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";
 };

 &usbphy {
 	pinctrl-names = "default";
 	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 	usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 	usb0_vbus-supply = <&reg_usb0_vbus>;
 	usb1_vbus-supply = <&reg_usb1_vbus>;
 	status = "okay";
 };
	/*
	* Copyright 2015 Hans de Goede <hdegoede@redhat.com>
	*
	* 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 as
	* published by the Free Software Foundation; either version 2 of the
	* License, or (at your option) any later version.
	*
	* 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 "AS IS", 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 "sun4i-a10.dtsi"
	#include "sunxi-common-regulators.dtsi"
	#include <dt-bindings/gpio/gpio.h>
	#include <dt-bindings/input/input.h>
	#include <dt-bindings/interrupt-controller/irq.h>
	#include <dt-bindings/pinctrl/sun4i-a10.h>
	#include <dt-bindings/pwm/pwm.h>

	/ {
	model = "Point of View Protab2-IPS9";
	compatible = "pov,protab2-ips9", "allwinner,sun4i-a10";

	aliases {
	serial0 = &uart0;
	};

	backlight: backlight {
	compatible = "pwm-backlight";
	pinctrl-names = "default";
	pinctrl-0 = <&bl_en_pin_protab>;
	pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
	brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
	default-brightness-level = <8>;
	enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
	};

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

	&codec {
	pinctrl-names = "default";
	pinctrl-0 = <&codec_pa_pin>;
	allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
	status = "okay";
	};

	&cpu0 {
	cpu-supply = <&reg_dcdc2>;
	};

	&ehci0 {
	status = "okay";
	};

	&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_a>;
	status = "okay";

	axp209: pmic@34 {
	reg = <0x34>;
	interrupts = <0>;
	};
	};

	#include "axp209.dtsi"

	&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins_a>;
	status = "okay";

	/* Accelerometer */
	bma250@18 {
	compatible = "bosch,bma250";
	reg = <0x18>;
	interrupt-parent = <&pio>;
	interrupts = <7 0 IRQ_TYPE_EDGE_RISING>; /* PH0 / EINT0 */
	};
	};

	&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins_a>;
	status = "okay";

	pixcir_ts@5c {
	pinctrl-names = "default";
	pinctrl-0 = <&touchscreen_pins>;
	compatible = "pixcir,pixcir_tangoc";
	reg = <0x5c>;
	interrupt-parent = <&pio>;
	interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
	attb-gpio = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* PH21 */
	enable-gpios = <&pio 0 5 GPIO_ACTIVE_LOW>;
	wake-gpios = <&pio 1 13 GPIO_ACTIVE_LOW>;
	touchscreen-size-x = <1024>;
	touchscreen-size-y = <768>;
	touchscreen-inverted-x;
	touchscreen-inverted-y;
	};
	};

	&lradc {
	vref-supply = <&reg_ldo2>;
	status = "okay";

	button@400 {
	label = "Volume Up";
	linux,code = <KEY_VOLUMEUP>;
	channel = <0>;
	voltage = <400000>;
	};

	button@800 {
	label = "Volume Down";
	linux,code = <KEY_VOLUMEDOWN>;
	channel = <0>;
	voltage = <800000>;
	};
	};

	&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
	vmmc-supply = <&reg_vcc3v3>;
	bus-width = <4>;
	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
	cd-inverted;
	status = "okay";
	};

	&otg_sram {
	status = "okay";
	};

	&pio {
	bl_en_pin_protab: bl_en_pin@0 {
	allwinner,pins = "PH7";
	allwinner,function = "gpio_out";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};

	codec_pa_pin: codec_pa_pin@0 {
	allwinner,pins = "PH15";
	allwinner,function = "gpio_out";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};

	touchscreen_pins: touchscreen_pins@0 {
	allwinner,pins = "PA5", "PB13";
	allwinner,function = "gpio_out";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};

	usb0_id_detect_pin: usb0_id_detect_pin@0 {
	allwinner,pins = "PH4";
	allwinner,function = "gpio_in";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
	};

	usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
	allwinner,pins = "PH5";
	allwinner,function = "gpio_in";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
	};
	};

	&pwm {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm0_pins_a>;
	status = "okay";
	};

	&reg_dcdc2 {
	regulator-always-on;
	regulator-min-microvolt = <1000000>;
	regulator-max-microvolt = <1400000>;
	regulator-name = "vdd-cpu";
	};

	&reg_dcdc3 {
	regulator-always-on;
	regulator-min-microvolt = <1250000>;
	regulator-max-microvolt = <1250000>;
	regulator-name = "vdd-int-dll";
	};

	&reg_ldo1 {
	regulator-name = "vdd-rtc";
	};

	&reg_ldo2 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "avcc";
	};

	&reg_ldo3 {
	/*
	* We need to always power the camera sensor, otherwhise all access
	* to i2c1 is blocked.
	*/
	regulator-always-on;
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
	regulator-name = "vdd-csi";
	};

	&reg_usb0_vbus {
	status = "okay";
	};

	&reg_usb1_vbus {
	status = "okay";
	};

	&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins_a>;
	status = "okay";
	};

	&usb_otg {
	dr_mode = "otg";
	status = "okay";
	};

	&usbphy {
	pinctrl-names = "default";
	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
	usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
	usb0_vbus-supply = <&reg_usb0_vbus>;
	usb1_vbus-supply = <&reg_usb1_vbus>;
	status = "okay";
	};