arch/arm/boot/dts/mmp2-olpc-xo-1-75.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * OLPC XO 1.75 Laptop.
   4  *
   5  * Copyright (C) 2018,2019 Lubomir Rintel <lkundrak@v3.sk>
   6  */
   7
   8 /dts-v1/;
   9 #include "mmp2.dtsi"
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/input/linux-event-codes.h>
  12 #include <dt-bindings/interrupt-controller/irq.h>
  13
  14 / {
  15         model = "OLPC XO-1.75";
  16         compatible = "olpc,xo-1.75", "mrvl,mmp2";
  17
  18         chosen {
  19                 #address-cells = <1>;
  20                 #size-cells = <1>;
  21                 ranges;
  22
  23                 framebuffer@1fc00000 {
  24                         compatible = "simple-framebuffer";
  25                         reg = <0x1fc00000 (1200 * 900 * 2)>;
  26                         width = <1200>;
  27                         height = <900>;
  28                         stride = <(1200 * 2)>;
  29                         format = "r5g6b5";
  30                         clocks = <&soc_clocks MMP2_CLK_DISP0_LCDC>,
  31                                  <&soc_clocks MMP2_CLK_DISP0>;
  32                 };
  33         };
  34
  35         memory {
  36                 linux,usable-memory = <0x0 0x1f800000>;
  37                 available = <0xcf000 0x1ef31000 0x1000 0xbf000>;
  38                 reg = <0x0 0x20000000>;
  39                 device_type = "memory";
  40         };
  41
  42         gpio-keys {
  43                 compatible = "gpio-keys";
  44
  45                 lid {
  46                         label = "Lid";
  47                         gpios = <&gpio 129 GPIO_ACTIVE_LOW>;
  48                         linux,input-type = <EV_SW>;
  49                         linux,code = <SW_LID>;
  50                         wakeup-source;
  51                 };
  52
  53                 tablet_mode {
  54                         label = "E-Book Mode";
  55                         gpios = <&gpio 128 GPIO_ACTIVE_LOW>;
  56                         linux,input-type = <EV_SW>;
  57                         linux,code = <SW_TABLET_MODE>;
  58                         wakeup-source;
  59                 };
  60         };
  61
  62         i2c {
  63                 compatible = "i2c-gpio";
  64                 sda-gpios = <&gpio 109 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  65                 scl-gpios = <&gpio 108 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  66                 #address-cells = <1>;
  67                 #size-cells = <0>;
  68                 i2c-gpio,timeout-ms = <1000>;
  69                 status = "okay";
  70
  71                 camera@21 {
  72                         compatible = "ovti,ov7670";
  73                         reg = <0x21>;
  74                         reset-gpios = <&gpio 102 GPIO_ACTIVE_LOW>;
  75                         powerdown-gpios = <&gpio 150 GPIO_ACTIVE_LOW>;
  76                         clocks = <&camera0>;
  77                         clock-names = "xclk";
  78
  79                         port {
  80                                 ov7670_0: endpoint {
  81                                         hsync-active = <1>;
  82                                         vsync-active = <1>;
  83                                         remote-endpoint = <&camera0_0>;
  84                                 };
  85                         };
  86                 };
  87         };
  88
  89         battery {
  90                 compatible = "olpc,xo1.5-battery", "olpc,xo1-battery";
  91         };
  92
  93         wlan_reg: fixedregulator0 {
  94                 compatible = "regulator-fixed";
  95                 regulator-name = "wlan";
  96                 regulator-min-microvolt = <3300000>;
  97                 regulator-max-microvolt = <3300000>;
  98                 gpio = <&gpio 34 GPIO_ACTIVE_HIGH>;
  99                 enable-active-high;
 100         };
 101
 102         wlan_pwrseq: pwrseq0 {
 103                 compatible = "mmc-pwrseq-sd8787";
 104                 powerdown-gpios = <&gpio 57 GPIO_ACTIVE_HIGH>;
 105                 reset-gpios = <&gpio 58 GPIO_ACTIVE_HIGH>;
 106         };
 107
 108         sound-card {
 109                 compatible = "audio-graph-card";
 110                 label = "OLPC XO";
 111                 dais = <&sspa0_dai>;
 112                 routing = "Headphones", "HPOL",
 113                           "Headphones", "HPOR",
 114                           "MIC2", "Mic Jack";
 115                 widgets = "Headphone", "Headphones", "Microphone", "Mic Jack";
 116                 hp-det-gpio = <&gpio 97 GPIO_ACTIVE_HIGH>;
 117                 mic-det-gpio = <&gpio 96 GPIO_ACTIVE_HIGH>;
 118         };
 119
 120         soc {
 121                 axi@d4200000 {
 122                         ap-sp@d4290000 {
 123                                 #address-cells = <1>;
 124                                 #size-cells = <0>;
 125                                 compatible = "olpc,ap-sp";
 126                                 interrupts = <40>;
 127                                 reg = <0xd4290000 0x1000>;
 128                                 data-gpios = <&gpio 72 GPIO_ACTIVE_HIGH>;
 129                                 clk-gpios = <&gpio 71 GPIO_ACTIVE_HIGH>;
 130                                 status = "okay";
 131                         };
 132                 };
 133         };
 134 };
 135
 136 &uart3 {
 137         status = "okay";
 138 };
 139
 140 &uart4 {
 141         status = "okay";
 142 };
 143
 144 &rtc {
 145         status = "okay";
 146 };
 147
 148 &usb_phy0 {
 149         status = "okay";
 150 };
 151
 152 &usb_otg0 {
 153         status = "okay";
 154 };
 155
 156 &mmc1 {
 157         clock-frequency = <50000000>;
 158         no-1-8-v;
 159         mrvl,clk-delay-cycles = <31>;
 160         broken-cd;
 161         status = "okay";
 162 };
 163
 164 &mmc2 {
 165         clock-frequency = <50000000>;
 166         no-1-8-v;
 167         bus-width = <4>;
 168         non-removable;
 169         broken-cd;
 170         wakeup-source;
 171         keep-power-in-suspend;
 172         mmc-pwrseq = <&wlan_pwrseq>;
 173         vmmc-supply = <&wlan_reg>;
 174         status = "okay";
 175 };
 176
 177 &mmc3 {
 178         clock-frequency = <50000000>;
 179         no-1-8-v;
 180         bus-width = <8>;
 181         non-removable;
 182         broken-cd;
 183         mrvl,clk-delay-cycles = <31>;
 184         status = "okay";
 185 };
 186
 187 &twsi1 {
 188         status = "okay";
 189
 190         audio-codec@1a {
 191                 compatible = "realtek,alc5631";
 192                 reg = <0x1a>;
 193                 status = "okay";
 194
 195                 port {
 196                         rt5631_0: endpoint {
 197                                 mclk-fs = <256>;
 198                                 clocks = <&audio_clk 0>;
 199                                 remote-endpoint = <&sspa0_0>;
 200                         };
 201                 };
 202         };
 203 };
 204
 205 &twsi2 {
 206         status = "okay";
 207
 208         rtc@68 {
 209                 compatible = "dallas,ds1338";
 210                 reg = <0x68>;
 211                 status = "okay";
 212         };
 213 };
 214
 215 &twsi6 {
 216         status = "okay";
 217
 218         accelerometer@1d {
 219                 compatible = "st,lis331dlh", "st,lis3lv02d";
 220                 reg = <0x1d>;
 221                 status = "okay";
 222         };
 223 };
 224
 225 &ssp3 {
 226         #address-cells = <0>;
 227         spi-slave;
 228         status = "okay";
 229         ready-gpios = <&gpio 125 GPIO_ACTIVE_HIGH>;
 230
 231         slave {
 232                 compatible = "olpc,xo1.75-ec";
 233                 spi-cpha;
 234                 cmd-gpios = <&gpio 155 GPIO_ACTIVE_HIGH>;
 235         };
 236 };
 237
 238 &camera0 {
 239         status = "okay";
 240
 241         port {
 242                 camera0_0: endpoint {
 243                         remote-endpoint = <&ov7670_0>;
 244                 };
 245         };
 246 };
 247
 248 &asram {
 249         status = "okay";
 250 };
 251
 252 &adma0 {
 253         status = "okay";
 254 };
 255
 256 &audio_clk {
 257         status = "okay";
 258 };
 259
 260 &sspa0 {
 261         status = "okay";
 262         dmas = <&adma0 0>, <&adma0 1>;
 263         dma-names = "tx", "rx";
 264
 265         sspa0_dai: port {
 266                 sspa0_0: endpoint {
 267                         remote-endpoint = <&rt5631_0>;
 268                         frame-master;
 269                         bitclock-master;
 270                         dai-format = "i2s";
 271                 };
 272         };
 273 };
 274
 275 &gpu {
 276         status = "okay";
 277 };