arch/arm/boot/dts/sun6i-a31s-primo81.dts

   1 /*
   2  * Copyright 2014 Siarhei Siamashka <siarhei.siamashka@gmail.com>
   3  * Copyright 2015 Karsten Merker <merker@debian.org>
   4  * Copyright 2015 Chen-Yu Tsai <wens@csie.org>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /dts-v1/;
  46 #include "sun6i-a31s.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include <dt-bindings/input/input.h>
  51
  52 / {
  53         model = "MSI Primo81 tablet";
  54         compatible = "msi,primo81", "allwinner,sun6i-a31s";
  55
  56         hdmi-connector {
  57                 compatible = "hdmi-connector";
  58                 type = "c";
  59
  60                 port {
  61                         hdmi_con_in: endpoint {
  62                                 remote-endpoint = <&hdmi_out_con>;
  63                         };
  64                 };
  65         };
  66 };
  67
  68 &cpu0 {
  69         cpu-supply = <&reg_dcdc3>;
  70 };
  71
  72 &de {
  73         status = "okay";
  74 };
  75
  76 &ehci0 {
  77         /* rtl8188etv wifi is connected here */
  78         status = "okay";
  79 };
  80
  81 &hdmi {
  82         status = "okay";
  83 };
  84
  85 &hdmi_out {
  86         hdmi_out_con: endpoint {
  87                 remote-endpoint = <&hdmi_con_in>;
  88         };
  89 };
  90
  91 &i2c0 {
  92         /* pull-ups and device VDDIO use AXP221 DLDO3 */
  93         status = "failed";
  94 };
  95
  96 &i2c1 {
  97         status = "okay";
  98
  99         ctp@5d {
 100                 compatible = "goodix,gt911";
 101                 reg = <0x5d>;
 102                 interrupt-parent = <&pio>;
 103                 interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */
 104                 touchscreen-swapped-x-y;
 105         };
 106 };
 107
 108 &i2c2 {
 109         status = "okay";
 110
 111         accelerometer@1c {
 112                 pinctrl-names = "default";
 113                 pinctrl-0 = <&mma8452_int_primo81>;
 114                 compatible = "fsl,mma8452";
 115                 reg = <0x1c>;
 116                 interrupt-parent = <&pio>;
 117                 interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */
 118                 #io-channel-cells = <1>;
 119         };
 120 };
 121
 122 &lradc {
 123         vref-supply = <&reg_aldo3>;
 124         status = "okay";
 125
 126         button-158 {
 127                 label = "Volume Up";
 128                 linux,code = <KEY_VOLUMEUP>;
 129                 channel = <0>;
 130                 voltage = <158730>;
 131         };
 132
 133         button-349 {
 134                 label = "Volume Down";
 135                 linux,code = <KEY_VOLUMEDOWN>;
 136                 channel = <0>;
 137                 voltage = <349206>;
 138         };
 139 };
 140
 141 &mmc0 {
 142         vmmc-supply = <&reg_dcdc1>;
 143         bus-width = <4>;
 144         cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
 145         status = "okay";
 146 };
 147
 148 &pio {
 149         mma8452_int_primo81: mma8452-int-pin {
 150                 pins = "PA9";
 151                 function = "gpio_in";
 152                 bias-pull-up;
 153         };
 154 };
 155
 156 &p2wi {
 157         status = "okay";
 158
 159         axp22x: pmic@68 {
 160                 compatible = "x-powers,axp221";
 161                 reg = <0x68>;
 162                 interrupt-parent = <&nmi_intc>;
 163                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 164                 x-powers,drive-vbus-en;
 165         };
 166 };
 167
 168 #include "axp22x.dtsi"
 169
 170 &battery_power_supply {
 171         status = "okay";
 172 };
 173
 174 &reg_aldo3 {
 175         regulator-always-on;
 176         regulator-min-microvolt = <2700000>;
 177         regulator-max-microvolt = <3300000>;
 178         regulator-name = "avcc";
 179 };
 180
 181 &reg_dc1sw {
 182         regulator-name = "vcc-lcd";
 183 };
 184
 185 &reg_dc5ldo {
 186         regulator-min-microvolt = <700000>;
 187         regulator-max-microvolt = <1320000>;
 188         regulator-name = "vdd-cpus"; /* This is an educated guess */
 189 };
 190
 191 &reg_dcdc1 {
 192         regulator-always-on;
 193         regulator-min-microvolt = <3000000>;
 194         regulator-max-microvolt = <3000000>;
 195         regulator-name = "vcc-3v0";
 196 };
 197
 198 &reg_dcdc2 {
 199         regulator-min-microvolt = <700000>;
 200         regulator-max-microvolt = <1320000>;
 201         regulator-name = "vdd-gpu";
 202 };
 203
 204 &reg_dcdc3 {
 205         regulator-always-on;
 206         regulator-min-microvolt = <700000>;
 207         regulator-max-microvolt = <1320000>;
 208         regulator-name = "vdd-cpu";
 209 };
 210
 211 &reg_dcdc4 {
 212         regulator-always-on;
 213         regulator-min-microvolt = <700000>;
 214         regulator-max-microvolt = <1320000>;
 215         regulator-name = "vdd-sys-dll";
 216 };
 217
 218 &reg_dcdc5 {
 219         regulator-always-on;
 220         regulator-min-microvolt = <1500000>;
 221         regulator-max-microvolt = <1500000>;
 222         regulator-name = "vcc-dram";
 223 };
 224
 225 &reg_dldo1 {
 226         regulator-min-microvolt = <3300000>;
 227         regulator-max-microvolt = <3300000>;
 228         regulator-name = "vcc-wifi";
 229 };
 230
 231 &reg_dldo3 {
 232         regulator-min-microvolt = <2800000>;
 233         regulator-max-microvolt = <2800000>;
 234         regulator-name = "vddio-csi";
 235 };
 236
 237 &reg_drivevbus {
 238         regulator-name = "usb0-vbus";
 239         status = "okay";
 240 };
 241
 242 &reg_eldo3 {
 243         regulator-min-microvolt = <1080000>;
 244         regulator-max-microvolt = <1320000>;
 245         regulator-name = "vdd-mipi-bridge";
 246 };
 247
 248 &simplefb_lcd {
 249         vcc-lcd-supply = <&reg_dc1sw>;
 250         vdd-mipi-bridge-supply = <&reg_eldo3>;
 251 };
 252
 253 &usb_otg {
 254         dr_mode = "otg";
 255         status = "okay";
 256 };
 257
 258 &usb_power_supply {
 259         status = "okay";
 260 };
 261
 262 &usbphy {
 263         usb0_id_det-gpios = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
 264         usb0_vbus_power-supply = <&usb_power_supply>;
 265         usb0_vbus-supply = <&reg_drivevbus>;
 266         usb1_vbus-supply = <&reg_dldo1>;
 267         status = "okay";
 268 };