1*860fbdd4SHans de Goede/* 2*860fbdd4SHans de Goede * Copyright 2015 Hans de Goede <hdegoede@redhat.com> 3*860fbdd4SHans de Goede * 4*860fbdd4SHans de Goede * This file is dual-licensed: you can use it either under the terms 5*860fbdd4SHans de Goede * of the GPL or the X11 license, at your option. Note that this dual 6*860fbdd4SHans de Goede * licensing only applies to this file, and not this project as a 7*860fbdd4SHans de Goede * whole. 8*860fbdd4SHans de Goede * 9*860fbdd4SHans de Goede * a) This file is free software; you can redistribute it and/or 10*860fbdd4SHans de Goede * modify it under the terms of the GNU General Public License as 11*860fbdd4SHans de Goede * published by the Free Software Foundation; either version 2 of the 12*860fbdd4SHans de Goede * License, or (at your option) any later version. 13*860fbdd4SHans de Goede * 14*860fbdd4SHans de Goede * This file is distributed in the hope that it will be useful, 15*860fbdd4SHans de Goede * but WITHOUT ANY WARRANTY; without even the implied warranty of 16*860fbdd4SHans de Goede * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17*860fbdd4SHans de Goede * GNU General Public License for more details. 18*860fbdd4SHans de Goede * 19*860fbdd4SHans de Goede * Or, alternatively, 20*860fbdd4SHans de Goede * 21*860fbdd4SHans de Goede * b) Permission is hereby granted, free of charge, to any person 22*860fbdd4SHans de Goede * obtaining a copy of this software and associated documentation 23*860fbdd4SHans de Goede * files (the "Software"), to deal in the Software without 24*860fbdd4SHans de Goede * restriction, including without limitation the rights to use, 25*860fbdd4SHans de Goede * copy, modify, merge, publish, distribute, sublicense, and/or 26*860fbdd4SHans de Goede * sell copies of the Software, and to permit persons to whom the 27*860fbdd4SHans de Goede * Software is furnished to do so, subject to the following 28*860fbdd4SHans de Goede * conditions: 29*860fbdd4SHans de Goede * 30*860fbdd4SHans de Goede * The above copyright notice and this permission notice shall be 31*860fbdd4SHans de Goede * included in all copies or substantial portions of the Software. 32*860fbdd4SHans de Goede * 33*860fbdd4SHans de Goede * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 34*860fbdd4SHans de Goede * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 35*860fbdd4SHans de Goede * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 36*860fbdd4SHans de Goede * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 37*860fbdd4SHans de Goede * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 38*860fbdd4SHans de Goede * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 39*860fbdd4SHans de Goede * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 40*860fbdd4SHans de Goede * OTHER DEALINGS IN THE SOFTWARE. 41*860fbdd4SHans de Goede */ 42*860fbdd4SHans de Goede#include "sunxi-reference-design-tablet.dtsi" 43*860fbdd4SHans de Goede 44*860fbdd4SHans de Goede#include <dt-bindings/pwm/pwm.h> 45*860fbdd4SHans de Goede 46*860fbdd4SHans de Goede/ { 47*860fbdd4SHans de Goede aliases { 48*860fbdd4SHans de Goede serial0 = &r_uart; 49*860fbdd4SHans de Goede }; 50*860fbdd4SHans de Goede 51*860fbdd4SHans de Goede backlight: backlight { 52*860fbdd4SHans de Goede compatible = "pwm-backlight"; 53*860fbdd4SHans de Goede pinctrl-names = "default"; 54*860fbdd4SHans de Goede pinctrl-0 = <&bl_en_pin>; 55*860fbdd4SHans de Goede pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; 56*860fbdd4SHans de Goede brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; 57*860fbdd4SHans de Goede default-brightness-level = <8>; 58*860fbdd4SHans de Goede enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */ 59*860fbdd4SHans de Goede }; 60*860fbdd4SHans de Goede 61*860fbdd4SHans de Goede chosen { 62*860fbdd4SHans de Goede stdout-path = "serial0:115200n8"; 63*860fbdd4SHans de Goede }; 64*860fbdd4SHans de Goede}; 65*860fbdd4SHans de Goede 66*860fbdd4SHans de Goede&i2c0 { 67*860fbdd4SHans de Goede /* 68*860fbdd4SHans de Goede * The gsl1680 is rated at 400KHz and it will not work reliable at 69*860fbdd4SHans de Goede * 100KHz, this has been confirmed on multiple different q8 tablets. 70*860fbdd4SHans de Goede * The gsl1680 is the only device on this bus. 71*860fbdd4SHans de Goede */ 72*860fbdd4SHans de Goede clock-frequency = <400000>; 73*860fbdd4SHans de Goede 74*860fbdd4SHans de Goede gsl1680: touchscreen@40 { 75*860fbdd4SHans de Goede compatible = "silead,gsl1680"; 76*860fbdd4SHans de Goede reg = <0x40>; 77*860fbdd4SHans de Goede interrupt-parent = <&pio>; 78*860fbdd4SHans de Goede interrupts = <1 5 IRQ_TYPE_EDGE_FALLING>; /* PB5 */ 79*860fbdd4SHans de Goede pinctrl-names = "default"; 80*860fbdd4SHans de Goede pinctrl-0 = <&ts_power_pin>; 81*860fbdd4SHans de Goede power-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ 82*860fbdd4SHans de Goede /* Most tablets use this touchscreen, but not all */ 83*860fbdd4SHans de Goede status = "disabled"; 84*860fbdd4SHans de Goede }; 85*860fbdd4SHans de Goede}; 86*860fbdd4SHans de Goede 87*860fbdd4SHans de Goede&mmc0 { 88*860fbdd4SHans de Goede pinctrl-names = "default"; 89*860fbdd4SHans de Goede pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; 90*860fbdd4SHans de Goede vmmc-supply = <®_dcdc1>; 91*860fbdd4SHans de Goede bus-width = <4>; 92*860fbdd4SHans de Goede cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ 93*860fbdd4SHans de Goede cd-inverted; 94*860fbdd4SHans de Goede status = "okay"; 95*860fbdd4SHans de Goede}; 96*860fbdd4SHans de Goede 97*860fbdd4SHans de Goede&pio { 98*860fbdd4SHans de Goede bl_en_pin: bl_en_pin@0 { 99*860fbdd4SHans de Goede allwinner,pins = "PH6"; 100*860fbdd4SHans de Goede allwinner,function = "gpio_in"; 101*860fbdd4SHans de Goede allwinner,drive = <SUN4I_PINCTRL_10_MA>; 102*860fbdd4SHans de Goede allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 103*860fbdd4SHans de Goede }; 104*860fbdd4SHans de Goede 105*860fbdd4SHans de Goede mmc0_cd_pin: mmc0_cd_pin@0 { 106*860fbdd4SHans de Goede allwinner,pins = "PB4"; 107*860fbdd4SHans de Goede allwinner,function = "gpio_in"; 108*860fbdd4SHans de Goede allwinner,drive = <SUN4I_PINCTRL_10_MA>; 109*860fbdd4SHans de Goede allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; 110*860fbdd4SHans de Goede }; 111*860fbdd4SHans de Goede 112*860fbdd4SHans de Goede ts_power_pin: ts_power_pin@0 { 113*860fbdd4SHans de Goede allwinner,pins = "PH1"; 114*860fbdd4SHans de Goede allwinner,function = "gpio_out"; 115*860fbdd4SHans de Goede allwinner,drive = <SUN4I_PINCTRL_10_MA>; 116*860fbdd4SHans de Goede allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 117*860fbdd4SHans de Goede }; 118*860fbdd4SHans de Goede 119*860fbdd4SHans de Goede usb0_id_detect_pin: usb0_id_detect_pin@0 { 120*860fbdd4SHans de Goede allwinner,pins = "PH8"; 121*860fbdd4SHans de Goede allwinner,function = "gpio_in"; 122*860fbdd4SHans de Goede allwinner,drive = <SUN4I_PINCTRL_10_MA>; 123*860fbdd4SHans de Goede allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; 124*860fbdd4SHans de Goede }; 125*860fbdd4SHans de Goede}; 126*860fbdd4SHans de Goede 127*860fbdd4SHans de Goede&r_rsb { 128*860fbdd4SHans de Goede status = "okay"; 129*860fbdd4SHans de Goede 130*860fbdd4SHans de Goede axp22x: pmic@3a3 { 131*860fbdd4SHans de Goede compatible = "x-powers,axp223"; 132*860fbdd4SHans de Goede reg = <0x3a3>; 133*860fbdd4SHans de Goede interrupt-parent = <&nmi_intc>; 134*860fbdd4SHans de Goede interrupts = <0 IRQ_TYPE_LEVEL_LOW>; 135*860fbdd4SHans de Goede eldoin-supply = <®_dcdc1>; 136*860fbdd4SHans de Goede drivevbus-supply = <®_vcc5v0>; 137*860fbdd4SHans de Goede x-powers,drive-vbus-en; 138*860fbdd4SHans de Goede }; 139*860fbdd4SHans de Goede}; 140*860fbdd4SHans de Goede 141*860fbdd4SHans de Goede#include "axp22x.dtsi" 142*860fbdd4SHans de Goede 143*860fbdd4SHans de Goede®_aldo1 { 144*860fbdd4SHans de Goede regulator-always-on; 145*860fbdd4SHans de Goede regulator-min-microvolt = <3000000>; 146*860fbdd4SHans de Goede regulator-max-microvolt = <3000000>; 147*860fbdd4SHans de Goede regulator-name = "vcc-io"; 148*860fbdd4SHans de Goede}; 149*860fbdd4SHans de Goede 150*860fbdd4SHans de Goede®_aldo2 { 151*860fbdd4SHans de Goede regulator-always-on; 152*860fbdd4SHans de Goede regulator-min-microvolt = <2350000>; 153*860fbdd4SHans de Goede regulator-max-microvolt = <2650000>; 154*860fbdd4SHans de Goede regulator-name = "vdd-dll"; 155*860fbdd4SHans de Goede}; 156*860fbdd4SHans de Goede 157*860fbdd4SHans de Goede®_aldo3 { 158*860fbdd4SHans de Goede regulator-always-on; 159*860fbdd4SHans de Goede regulator-min-microvolt = <2700000>; 160*860fbdd4SHans de Goede regulator-max-microvolt = <3300000>; 161*860fbdd4SHans de Goede regulator-name = "vcc-pll-avcc"; 162*860fbdd4SHans de Goede}; 163*860fbdd4SHans de Goede 164*860fbdd4SHans de Goede®_dc1sw { 165*860fbdd4SHans de Goede regulator-name = "vcc-lcd"; 166*860fbdd4SHans de Goede}; 167*860fbdd4SHans de Goede 168*860fbdd4SHans de Goede®_dc5ldo { 169*860fbdd4SHans de Goede regulator-always-on; 170*860fbdd4SHans de Goede regulator-min-microvolt = <900000>; 171*860fbdd4SHans de Goede regulator-max-microvolt = <1400000>; 172*860fbdd4SHans de Goede regulator-name = "vdd-cpus"; 173*860fbdd4SHans de Goede}; 174*860fbdd4SHans de Goede 175*860fbdd4SHans de Goede®_dcdc1 { 176*860fbdd4SHans de Goede regulator-always-on; 177*860fbdd4SHans de Goede regulator-min-microvolt = <3000000>; 178*860fbdd4SHans de Goede regulator-max-microvolt = <3000000>; 179*860fbdd4SHans de Goede regulator-name = "vcc-3v0"; 180*860fbdd4SHans de Goede}; 181*860fbdd4SHans de Goede 182*860fbdd4SHans de Goede®_dcdc2 { 183*860fbdd4SHans de Goede regulator-always-on; 184*860fbdd4SHans de Goede regulator-min-microvolt = <900000>; 185*860fbdd4SHans de Goede regulator-max-microvolt = <1400000>; 186*860fbdd4SHans de Goede regulator-name = "vdd-sys"; 187*860fbdd4SHans de Goede}; 188*860fbdd4SHans de Goede 189*860fbdd4SHans de Goede®_dcdc3 { 190*860fbdd4SHans de Goede regulator-always-on; 191*860fbdd4SHans de Goede regulator-min-microvolt = <900000>; 192*860fbdd4SHans de Goede regulator-max-microvolt = <1400000>; 193*860fbdd4SHans de Goede regulator-name = "vdd-cpu"; 194*860fbdd4SHans de Goede}; 195*860fbdd4SHans de Goede 196*860fbdd4SHans de Goede®_dcdc5 { 197*860fbdd4SHans de Goede regulator-always-on; 198*860fbdd4SHans de Goede regulator-min-microvolt = <1500000>; 199*860fbdd4SHans de Goede regulator-max-microvolt = <1500000>; 200*860fbdd4SHans de Goede regulator-name = "vcc-dram"; 201*860fbdd4SHans de Goede}; 202*860fbdd4SHans de Goede 203*860fbdd4SHans de Goede®_dldo1 { 204*860fbdd4SHans de Goede regulator-min-microvolt = <3300000>; 205*860fbdd4SHans de Goede regulator-max-microvolt = <3300000>; 206*860fbdd4SHans de Goede regulator-name = "vcc-wifi"; 207*860fbdd4SHans de Goede}; 208*860fbdd4SHans de Goede 209*860fbdd4SHans de Goede®_drivevbus { 210*860fbdd4SHans de Goede regulator-name = "usb0-vbus"; 211*860fbdd4SHans de Goede status = "okay"; 212*860fbdd4SHans de Goede}; 213*860fbdd4SHans de Goede 214*860fbdd4SHans de Goede®_rtc_ldo { 215*860fbdd4SHans de Goede regulator-name = "vcc-rtc"; 216*860fbdd4SHans de Goede}; 217*860fbdd4SHans de Goede 218*860fbdd4SHans de Goede&r_uart { 219*860fbdd4SHans de Goede pinctrl-names = "default"; 220*860fbdd4SHans de Goede pinctrl-0 = <&r_uart_pins_a>; 221*860fbdd4SHans de Goede status = "okay"; 222*860fbdd4SHans de Goede}; 223*860fbdd4SHans de Goede 224*860fbdd4SHans de Goede&simplefb_lcd { 225*860fbdd4SHans de Goede vcc-lcd-supply = <®_dc1sw>; 226*860fbdd4SHans de Goede}; 227*860fbdd4SHans de Goede 228*860fbdd4SHans de Goede&usb_otg { 229*860fbdd4SHans de Goede dr_mode = "otg"; 230*860fbdd4SHans de Goede status = "okay"; 231*860fbdd4SHans de Goede}; 232*860fbdd4SHans de Goede 233*860fbdd4SHans de Goede&usb_power_supply { 234*860fbdd4SHans de Goede status = "okay"; 235*860fbdd4SHans de Goede}; 236*860fbdd4SHans de Goede 237*860fbdd4SHans de Goede&usbphy { 238*860fbdd4SHans de Goede pinctrl-names = "default"; 239*860fbdd4SHans de Goede pinctrl-0 = <&usb0_id_detect_pin>; 240*860fbdd4SHans de Goede usb0_id_det-gpio = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */ 241*860fbdd4SHans de Goede usb0_vbus_power-supply = <&usb_power_supply>; 242*860fbdd4SHans de Goede usb0_vbus-supply = <®_drivevbus>; 243*860fbdd4SHans de Goede status = "okay"; 244*860fbdd4SHans de Goede}; 245