arch/arm/boot/dts/sun6i-a31s-primo81.dts - kernel/bruno - Git at Google

 /*
  * Copyright 2014 Siarhei Siamashka <siarhei.siamashka@gmail.com>
  * Copyright 2015 Karsten Merker <merker@debian.org>
  * Copyright 2015 Chen-Yu Tsai <wens@csie.org>
  *
  * 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 "sun6i-a31s.dtsi"
 #include "sunxi-common-regulators.dtsi"

 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/pinctrl/sun4i-a10.h>

 / {
 	model = "MSI Primo81 tablet";
 	compatible = "msi,primo81", "allwinner,sun6i-a31s";
 };

 &cpu0 {
 	cpu-supply = <&reg_dcdc3>;
 };

 &ehci0 {
 	/* rtl8188etv wifi is connected here */
 	status = "okay";
 };

 &i2c0 {
 	/* pull-ups and device VDDIO use AXP221 DLDO3 */
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
 	status = "failed";
 };

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

 	ctp@5d {
 		pinctrl-names = "default";
 		pinctrl-0 = <&gt911_int_primo81>;
 		compatible = "goodix,gt911";
 		reg = <0x5d>;
 		interrupt-parent = <&pio>;
 		interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */
 		touchscreen-swapped-x-y;
 	};
 };

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

 	accelerometer@1c {
 		pinctrl-names = "default";
 		pinctrl-0 = <&mma8452_int_primo81>;
 		compatible = "fsl,mma8452";
 		reg = <0x1c>;
 		interrupt-parent = <&pio>;
 		interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */
 		#io-channel-cells = <1>;
 	};
 };

 &lradc {
 	vref-supply = <&reg_aldo3>;
 	status = "okay";

 	button@158 {
 		label = "Volume Up";
 		linux,code = <KEY_VOLUMEUP>;
 		channel = <0>;
 		voltage = <158730>;
 	};

 	button@349 {
 		label = "Volume Down";
 		linux,code = <KEY_VOLUMEDOWN>;
 		channel = <0>;
 		voltage = <349206>;
 	};
 };

 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_primo81>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <4>;
 	cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 	cd-inverted;
 	status = "okay";
 };

 &pio {
 	gt911_int_primo81: gt911_int_pin@0 {
 		allwinner,pins = "PA3";
 		allwinner,function = "gpio_in";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};

 	mma8452_int_primo81: mma8452_int_pin@0 {
 		allwinner,pins = "PA9";
 		allwinner,function = "gpio_in";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 	};

 	mmc0_cd_pin_primo81: mmc0_cd_pin@0 {
 		allwinner,pins = "PA8";
 		allwinner,function = "gpio_in";
 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 	};
 };

 &p2wi {
 	status = "okay";

 	axp22x: pmic@68 {
 		compatible = "x-powers,axp221";
 		reg = <0x68>;
 		interrupt-parent = <&nmi_intc>;
 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 	};
 };

 #include "axp22x.dtsi"

 &reg_aldo3 {
 	regulator-always-on;
 	regulator-min-microvolt = <2700000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "avcc";
 };

 &reg_dc1sw {
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-lcd";
 };

 &reg_dc5ldo {
 	regulator-min-microvolt = <700000>;
 	regulator-max-microvolt = <1320000>;
 	regulator-name = "vdd-cpus"; /* This is an educated guess */
 };

 &reg_dcdc1 {
 	regulator-always-on;
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-3v0";
 };

 &reg_dcdc2 {
 	regulator-min-microvolt = <700000>;
 	regulator-max-microvolt = <1320000>;
 	regulator-name = "vdd-gpu";
 };

 &reg_dcdc3 {
 	regulator-always-on;
 	regulator-min-microvolt = <700000>;
 	regulator-max-microvolt = <1320000>;
 	regulator-name = "vdd-cpu";
 };

 &reg_dcdc4 {
 	regulator-always-on;
 	regulator-min-microvolt = <700000>;
 	regulator-max-microvolt = <1320000>;
 	regulator-name = "vdd-sys-dll";
 };

 &reg_dcdc5 {
 	regulator-always-on;
 	regulator-min-microvolt = <1500000>;
 	regulator-max-microvolt = <1500000>;
 	regulator-name = "vcc-dram";
 };

 &reg_dldo1 {
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "vcc-wifi";
 };

 &reg_dldo3 {
 	regulator-min-microvolt = <2800000>;
 	regulator-max-microvolt = <2800000>;
 	regulator-name = "vddio-csi";
 };

 &reg_eldo3 {
 	regulator-min-microvolt = <1080000>;
 	regulator-max-microvolt = <1320000>;
 	regulator-name = "vdd-mipi-bridge";
 };

 &simplefb_lcd {
 	vcc-lcd-supply = <&reg_dc1sw>;
 	vdd-mipi-bridge-supply = <&reg_eldo3>;
 };

 &usb_otg {
 	/* otg support requires support for AXP221 usb-power-supply and GPIO */
 	dr_mode = "host";
 	status = "okay";
 };

 &usbphy {
 	usb1_vbus-supply = <&reg_dldo1>;
 	status = "okay";
 };
	/*
	* Copyright 2014 Siarhei Siamashka <siarhei.siamashka@gmail.com>
	* Copyright 2015 Karsten Merker <merker@debian.org>
	* Copyright 2015 Chen-Yu Tsai <wens@csie.org>
	*
	* 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 "sun6i-a31s.dtsi"
	#include "sunxi-common-regulators.dtsi"

	#include <dt-bindings/gpio/gpio.h>
	#include <dt-bindings/input/input.h>
	#include <dt-bindings/pinctrl/sun4i-a10.h>

	/ {
	model = "MSI Primo81 tablet";
	compatible = "msi,primo81", "allwinner,sun6i-a31s";
	};

	&cpu0 {
	cpu-supply = <&reg_dcdc3>;
	};

	&ehci0 {
	/* rtl8188etv wifi is connected here */
	status = "okay";
	};

	&i2c0 {
	/* pull-ups and device VDDIO use AXP221 DLDO3 */
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_a>;
	status = "failed";
	};

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

	ctp@5d {
	pinctrl-names = "default";
	pinctrl-0 = <&gt911_int_primo81>;
	compatible = "goodix,gt911";
	reg = <0x5d>;
	interrupt-parent = <&pio>;
	interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */
	touchscreen-swapped-x-y;
	};
	};

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

	accelerometer@1c {
	pinctrl-names = "default";
	pinctrl-0 = <&mma8452_int_primo81>;
	compatible = "fsl,mma8452";
	reg = <0x1c>;
	interrupt-parent = <&pio>;
	interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */
	#io-channel-cells = <1>;
	};
	};

	&lradc {
	vref-supply = <&reg_aldo3>;
	status = "okay";

	button@158 {
	label = "Volume Up";
	linux,code = <KEY_VOLUMEUP>;
	channel = <0>;
	voltage = <158730>;
	};

	button@349 {
	label = "Volume Down";
	linux,code = <KEY_VOLUMEDOWN>;
	channel = <0>;
	voltage = <349206>;
	};
	};

	&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_primo81>;
	vmmc-supply = <&reg_dcdc1>;
	bus-width = <4>;
	cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
	cd-inverted;
	status = "okay";
	};

	&pio {
	gt911_int_primo81: gt911_int_pin@0 {
	allwinner,pins = "PA3";
	allwinner,function = "gpio_in";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};

	mma8452_int_primo81: mma8452_int_pin@0 {
	allwinner,pins = "PA9";
	allwinner,function = "gpio_in";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
	};

	mmc0_cd_pin_primo81: mmc0_cd_pin@0 {
	allwinner,pins = "PA8";
	allwinner,function = "gpio_in";
	allwinner,drive = <SUN4I_PINCTRL_10_MA>;
	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
	};
	};

	&p2wi {
	status = "okay";

	axp22x: pmic@68 {
	compatible = "x-powers,axp221";
	reg = <0x68>;
	interrupt-parent = <&nmi_intc>;
	interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
	};
	};

	#include "axp22x.dtsi"

	&reg_aldo3 {
	regulator-always-on;
	regulator-min-microvolt = <2700000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "avcc";
	};

	&reg_dc1sw {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-lcd";
	};

	&reg_dc5ldo {
	regulator-min-microvolt = <700000>;
	regulator-max-microvolt = <1320000>;
	regulator-name = "vdd-cpus"; /* This is an educated guess */
	};

	&reg_dcdc1 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-3v0";
	};

	&reg_dcdc2 {
	regulator-min-microvolt = <700000>;
	regulator-max-microvolt = <1320000>;
	regulator-name = "vdd-gpu";
	};

	&reg_dcdc3 {
	regulator-always-on;
	regulator-min-microvolt = <700000>;
	regulator-max-microvolt = <1320000>;
	regulator-name = "vdd-cpu";
	};

	&reg_dcdc4 {
	regulator-always-on;
	regulator-min-microvolt = <700000>;
	regulator-max-microvolt = <1320000>;
	regulator-name = "vdd-sys-dll";
	};

	&reg_dcdc5 {
	regulator-always-on;
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
	regulator-name = "vcc-dram";
	};

	&reg_dldo1 {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-wifi";
	};

	&reg_dldo3 {
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
	regulator-name = "vddio-csi";
	};

	&reg_eldo3 {
	regulator-min-microvolt = <1080000>;
	regulator-max-microvolt = <1320000>;
	regulator-name = "vdd-mipi-bridge";
	};

	&simplefb_lcd {
	vcc-lcd-supply = <&reg_dc1sw>;
	vdd-mipi-bridge-supply = <&reg_eldo3>;
	};

	&usb_otg {
	/* otg support requires support for AXP221 usb-power-supply and GPIO */
	dr_mode = "host";
	status = "okay";
	};

	&usbphy {
	usb1_vbus-supply = <&reg_dldo1>;
	status = "okay";
	};