/* * 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 = <®_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 = <>911_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 = <®_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 = <®_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" ®_aldo3 { regulator-always-on; regulator-min-microvolt = <2700000>; regulator-max-microvolt = <3300000>; regulator-name = "avcc"; }; ®_dc1sw { regulator-name = "vcc-lcd"; }; ®_dc5ldo { regulator-min-microvolt = <700000>; regulator-max-microvolt = <1320000>; regulator-name = "vdd-cpus"; /* This is an educated guess */ }; ®_dcdc1 { regulator-always-on; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-name = "vcc-3v0"; }; ®_dcdc2 { regulator-min-microvolt = <700000>; regulator-max-microvolt = <1320000>; regulator-name = "vdd-gpu"; }; ®_dcdc3 { regulator-always-on; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1320000>; regulator-name = "vdd-cpu"; }; ®_dcdc4 { regulator-always-on; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1320000>; regulator-name = "vdd-sys-dll"; }; ®_dcdc5 { regulator-always-on; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; regulator-name = "vcc-dram"; }; ®_dldo1 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc-wifi"; }; ®_dldo3 { regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-name = "vddio-csi"; }; ®_eldo3 { regulator-min-microvolt = <1080000>; regulator-max-microvolt = <1320000>; regulator-name = "vdd-mipi-bridge"; }; &simplefb_lcd { vcc-lcd-supply = <®_dc1sw>; vdd-mipi-bridge-supply = <®_eldo3>; }; &usb_otg { /* otg support requires support for AXP221 usb-power-supply and GPIO */ dr_mode = "host"; status = "okay"; }; &usbphy { usb1_vbus-supply = <®_dldo1>; status = "okay"; };