arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts

   1 /*
   2  * Copyright 2015 Chen-Yu Tsai
   3  *
   4  * 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 "sun8i-a33.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 = "Sinlinx SinA33";
  54         compatible = "sinlinx,sina33", "allwinner,sun8i-a33";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58         };
  59
  60         chosen {
  61                 stdout-path = "serial0:115200n8";
  62         };
  63
  64         panel {
  65                 compatible = "netron-dy,e231732";
  66                 #address-cells = <1>;
  67                 #size-cells = <0>;
  68
  69                 port@0 {
  70                         reg = <0>;
  71                         #address-cells = <1>;
  72                         #size-cells = <0>;
  73
  74                         panel_input: endpoint@0 {
  75                                 reg = <0>;
  76                                 remote-endpoint = <&tcon0_out_panel>;
  77                         };
  78                 };
  79         };
  80 };
  81
  82 &codec {
  83         status = "okay";
  84 };
  85
  86 &cpu0 {
  87         cpu-supply = <&reg_dcdc3>;
  88 };
  89
  90 &cpu0_opp_table {
  91         opp-1104000000 {
  92                 opp-hz = /bits/ 64 <1104000000>;
  93                 opp-microvolt = <1320000>;
  94                 clock-latency-ns = <244144>; /* 8 32k periods */
  95         };
  96
  97         opp-1200000000 {
  98                 opp-hz = /bits/ 64 <1200000000>;
  99                 opp-microvolt = <1320000>;
 100                 clock-latency-ns = <244144>; /* 8 32k periods */
 101         };
 102 };
 103
 104 &de {
 105         status = "okay";
 106 };
 107
 108 &dai {
 109         status = "okay";
 110 };
 111
 112 &ehci0 {
 113         status = "okay";
 114 };
 115
 116 &lradc {
 117         vref-supply = <&reg_dcdc1>;
 118         status = "okay";
 119
 120         button@200 {
 121                 label = "Volume Up";
 122                 linux,code = <KEY_VOLUMEUP>;
 123                 channel = <0>;
 124                 voltage = <191011>;
 125         };
 126
 127         button@400 {
 128                 label = "Volume Down";
 129                 linux,code = <KEY_VOLUMEDOWN>;
 130                 channel = <0>;
 131                 voltage = <391304>;
 132         };
 133
 134         button@600 {
 135                 label = "Home";
 136                 linux,code = <KEY_HOME>;
 137                 channel = <0>;
 138                 voltage = <600000>;
 139         };
 140 };
 141
 142 &mmc0 {
 143         pinctrl-names = "default";
 144         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_sina33>;
 145         vmmc-supply = <&reg_dcdc1>;
 146         bus-width = <4>;
 147         cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
 148         status = "okay";
 149 };
 150
 151 &mmc2 {
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&mmc2_8bit_pins>;
 154         vmmc-supply = <&reg_dcdc1>;
 155         bus-width = <8>;
 156         non-removable;
 157         cap-mmc-hw-reset;
 158         status = "okay";
 159 };
 160
 161 &mmc2_8bit_pins {
 162         /* Increase drive strength for DDR modes */
 163         drive-strength = <40>;
 164         /* eMMC is missing pull-ups */
 165         bias-pull-up;
 166 };
 167
 168 &ohci0 {
 169         status = "okay";
 170 };
 171
 172 &pio {
 173         mmc0_cd_pin_sina33: mmc0_cd_pin@0 {
 174                 pins = "PB4";
 175                 function = "gpio_in";
 176                 bias-pull-up;
 177         };
 178 };
 179
 180 &r_rsb {
 181         status = "okay";
 182
 183         axp22x: pmic@3a3 {
 184                 compatible = "x-powers,axp223";
 185                 reg = <0x3a3>;
 186                 interrupt-parent = <&nmi_intc>;
 187                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 188                 eldoin-supply = <&reg_dcdc1>;
 189         };
 190 };
 191
 192 #include "axp223.dtsi"
 193
 194 &ac_power_supply {
 195         status = "okay";
 196 };
 197
 198 &battery_power_supply {
 199         status = "okay";
 200 };
 201
 202 &reg_aldo1 {
 203         regulator-always-on;
 204         regulator-min-microvolt = <3000000>;
 205         regulator-max-microvolt = <3000000>;
 206         regulator-name = "vcc-io";
 207 };
 208
 209 &reg_aldo2 {
 210         regulator-always-on;
 211         regulator-min-microvolt = <2350000>;
 212         regulator-max-microvolt = <2650000>;
 213         regulator-name = "vdd-dll";
 214 };
 215
 216 &reg_aldo3 {
 217         regulator-always-on;
 218         regulator-min-microvolt = <2700000>;
 219         regulator-max-microvolt = <3300000>;
 220         regulator-name = "vcc-pll-avcc";
 221 };
 222
 223 &reg_dc5ldo {
 224         regulator-always-on;
 225         regulator-min-microvolt = <900000>;
 226         regulator-max-microvolt = <1400000>;
 227         regulator-name = "vdd-cpus";
 228 };
 229
 230 &reg_dcdc1 {
 231         regulator-always-on;
 232         regulator-min-microvolt = <3000000>;
 233         regulator-max-microvolt = <3000000>;
 234         regulator-name = "vcc-3v0";
 235 };
 236
 237 &reg_dcdc2 {
 238         regulator-always-on;
 239         regulator-min-microvolt = <900000>;
 240         regulator-max-microvolt = <1400000>;
 241         regulator-name = "vdd-sys";
 242 };
 243
 244 &reg_dcdc3 {
 245         regulator-always-on;
 246         regulator-min-microvolt = <900000>;
 247         regulator-max-microvolt = <1400000>;
 248         regulator-name = "vdd-cpu";
 249 };
 250
 251 &reg_dcdc5 {
 252         regulator-always-on;
 253         regulator-min-microvolt = <1500000>;
 254         regulator-max-microvolt = <1500000>;
 255         regulator-name = "vcc-dram";
 256 };
 257
 258 &reg_rtc_ldo {
 259         regulator-name = "vcc-rtc";
 260 };
 261
 262 &sound {
 263         status = "okay";
 264 };
 265
 266 &tcon0 {
 267         pinctrl-names = "default";
 268         pinctrl-0 = <&lcd_rgb666_pins>;
 269         status = "okay";
 270 };
 271
 272 &tcon0_out {
 273         tcon0_out_panel: endpoint@0 {
 274                 reg = <0>;
 275                 remote-endpoint = <&panel_input>;
 276         };
 277 };
 278
 279 &uart0 {
 280         pinctrl-names = "default";
 281         pinctrl-0 = <&uart0_pins_b>;
 282         status = "okay";
 283 };
 284
 285 &usb_otg {
 286         dr_mode = "peripheral";
 287         status = "okay";
 288 };
 289
 290 &usbphy {
 291         status = "okay";
 292         usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
 293 };