arch/arm/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 #include <dt-bindings/pinctrl/sun4i-a10.h>
  52
  53 / {
  54         model = "Sinlinx SinA33";
  55         compatible = "sinlinx,sina33", "allwinner,sun8i-a33";
  56
  57         aliases {
  58                 serial0 = &uart0;
  59         };
  60
  61         chosen {
  62                 stdout-path = "serial0:115200n8";
  63         };
  64
  65         panel {
  66                 compatible = "netron-dy,e231732";
  67                 #address-cells = <1>;
  68                 #size-cells = <0>;
  69
  70                 port@0 {
  71                         reg = <0>;
  72                         #address-cells = <1>;
  73                         #size-cells = <0>;
  74
  75                         panel_input: endpoint@0 {
  76                                 reg = <0>;
  77                                 remote-endpoint = <&tcon0_out_panel>;
  78                         };
  79                 };
  80         };
  81 };
  82
  83 &de {
  84         status = "okay";
  85 };
  86
  87 &cpu0 {
  88         cpu-supply = <&reg_dcdc3>;
  89 };
  90
  91 &ehci0 {
  92         status = "okay";
  93 };
  94
  95 &lradc {
  96         vref-supply = <&reg_dcdc1>;
  97         status = "okay";
  98
  99         button@200 {
 100                 label = "Volume Up";
 101                 linux,code = <KEY_VOLUMEUP>;
 102                 channel = <0>;
 103                 voltage = <191011>;
 104         };
 105
 106         button@400 {
 107                 label = "Volume Down";
 108                 linux,code = <KEY_VOLUMEDOWN>;
 109                 channel = <0>;
 110                 voltage = <391304>;
 111         };
 112
 113         button@600 {
 114                 label = "Home";
 115                 linux,code = <KEY_HOME>;
 116                 channel = <0>;
 117                 voltage = <600000>;
 118         };
 119 };
 120
 121 &mmc0 {
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_sina33>;
 124         vmmc-supply = <&reg_dcdc1>;
 125         bus-width = <4>;
 126         cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
 127         cd-inverted;
 128         status = "okay";
 129 };
 130
 131 &mmc2 {
 132         pinctrl-names = "default";
 133         pinctrl-0 = <&mmc2_8bit_pins>;
 134         vmmc-supply = <&reg_dcdc1>;
 135         bus-width = <8>;
 136         non-removable;
 137         cap-mmc-hw-reset;
 138         status = "okay";
 139 };
 140
 141 &mmc2_8bit_pins {
 142         /* Increase drive strength for DDR modes */
 143         allwinner,drive = <SUN4I_PINCTRL_40_MA>;
 144         /* eMMC is missing pull-ups */
 145         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 146 };
 147
 148 &ohci0 {
 149         status = "okay";
 150 };
 151
 152 &pio {
 153         mmc0_cd_pin_sina33: mmc0_cd_pin@0 {
 154                 allwinner,pins = "PB4";
 155                 allwinner,function = "gpio_in";
 156                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 157                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 158         };
 159 };
 160
 161 &r_rsb {
 162         status = "okay";
 163
 164         axp22x: pmic@3a3 {
 165                 compatible = "x-powers,axp223";
 166                 reg = <0x3a3>;
 167                 interrupt-parent = <&nmi_intc>;
 168                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 169                 eldoin-supply = <&reg_dcdc1>;
 170         };
 171 };
 172
 173 #include "axp22x.dtsi"
 174
 175 &reg_aldo1 {
 176         regulator-always-on;
 177         regulator-min-microvolt = <3000000>;
 178         regulator-max-microvolt = <3000000>;
 179         regulator-name = "vcc-io";
 180 };
 181
 182 &reg_aldo2 {
 183         regulator-always-on;
 184         regulator-min-microvolt = <2350000>;
 185         regulator-max-microvolt = <2650000>;
 186         regulator-name = "vdd-dll";
 187 };
 188
 189 &reg_aldo3 {
 190         regulator-always-on;
 191         regulator-min-microvolt = <2700000>;
 192         regulator-max-microvolt = <3300000>;
 193         regulator-name = "vcc-pll-avcc";
 194 };
 195
 196 &reg_dc5ldo {
 197         regulator-always-on;
 198         regulator-min-microvolt = <900000>;
 199         regulator-max-microvolt = <1400000>;
 200         regulator-name = "vdd-cpus";
 201 };
 202
 203 &reg_dcdc1 {
 204         regulator-always-on;
 205         regulator-min-microvolt = <3000000>;
 206         regulator-max-microvolt = <3000000>;
 207         regulator-name = "vcc-3v0";
 208 };
 209
 210 &reg_dcdc2 {
 211         regulator-always-on;
 212         regulator-min-microvolt = <900000>;
 213         regulator-max-microvolt = <1400000>;
 214         regulator-name = "vdd-sys";
 215 };
 216
 217 &reg_dcdc3 {
 218         regulator-always-on;
 219         regulator-min-microvolt = <900000>;
 220         regulator-max-microvolt = <1400000>;
 221         regulator-name = "vdd-cpu";
 222 };
 223
 224 &reg_dcdc5 {
 225         regulator-always-on;
 226         regulator-min-microvolt = <1500000>;
 227         regulator-max-microvolt = <1500000>;
 228         regulator-name = "vcc-dram";
 229 };
 230
 231 &reg_rtc_ldo {
 232         regulator-name = "vcc-rtc";
 233 };
 234
 235 &tcon0 {
 236         pinctrl-names = "default";
 237         pinctrl-0 = <&lcd_rgb666_pins>;
 238         status = "okay";
 239 };
 240
 241 &tcon0_out {
 242         tcon0_out_panel: endpoint@0 {
 243                 reg = <0>;
 244                 remote-endpoint = <&panel_input>;
 245         };
 246 };
 247
 248 &uart0 {
 249         pinctrl-names = "default";
 250         pinctrl-0 = <&uart0_pins_b>;
 251         status = "okay";
 252 };
 253
 254 &usb_otg {
 255         dr_mode = "peripheral";
 256         status = "okay";
 257 };
 258
 259 &usbphy {
 260         status = "okay";
 261         usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
 262 };