target/linux/ramips/dts/LINKIT7688.dts

   1 /dts-v1/;
   2
   3 #include "mt7628an.dtsi"
   4
   5 #include <dt-bindings/input/input.h>
   6
   7 / {
   8         compatible = "mediatek,linkit", "mediatek,mt7628an-soc";
   9         model = "MediaTek LinkIt Smart 7688";
  10
  11         chosen {
  12                 bootargs = "console=ttyS2,57600";
  13         };
  14
  15         aliases {
  16                 serial0 = &uart2;
  17         };
  18
  19         memory@0 {
  20                 device_type = "memory";
  21                 reg = <0x0 0x8000000>;
  22         };
  23
  24         bootstrap {
  25                 compatible = "mediatek,linkit";
  26
  27                 status = "okay";
  28         };
  29
  30         gpio-leds {
  31                 compatible = "gpio-leds";
  32
  33                 wifi {
  34                         label = "mediatek:orange:wifi";
  35                         gpios = <&wgpio 0 0>;
  36                         default-state = "on";
  37                 };
  38         };
  39
  40         gpio-keys-polled {
  41                 compatible = "gpio-keys-polled";
  42                 #address-cells = <1>;
  43                 #size-cells = <0>;
  44                 poll-interval = <20>;
  45
  46                 wps {
  47                         label = "reset";
  48                         gpios = <&gpio1 6 1>;
  49                         linux,code = <KEY_WPS_BUTTON>;
  50                 };
  51         };
  52
  53         wgpio: gpio-wifi {
  54                 compatible = "mediatek,gpio-wifi";
  55                 #address-cells = <1>;
  56                 #size-cells = <0>;
  57                 gpio-controller;
  58                 #gpio-cells = <2>;
  59         };
  60 };
  61
  62 &pinctrl {
  63         state_default: pinctrl0 {
  64                 gpio {
  65                         ralink,group = "gpio";
  66                         ralink,function = "gpio";
  67                 };
  68
  69                 perst {
  70                         ralink,group = "perst";
  71                         ralink,function = "gpio";
  72                 };
  73
  74                 refclk {
  75                         ralink,group = "refclk";
  76                         ralink,function = "gpio";
  77                 };
  78
  79                 i2s {
  80                         ralink,group = "i2s";
  81                         ralink,function = "gpio";
  82                 };
  83
  84                 spis {
  85                         ralink,group = "spis";
  86                         ralink,function = "gpio";
  87                 };
  88
  89                 wled_kn {
  90                         ralink,group = "wled_kn";
  91                         ralink,function = "gpio";
  92                 };
  93
  94                 wled_an {
  95                         ralink,group = "wled_an";
  96                         ralink,function = "wled_an";
  97                 };
  98
  99                 wdt {
 100                         ralink,group = "wdt";
 101                         ralink,function = "gpio";
 102                 };
 103         };
 104 };
 105
 106 &wmac {
 107         status = "okay";
 108 };
 109
 110 &spi0 {
 111         status = "okay";
 112
 113         pinctrl-names = "default";
 114         pinctrl-0 = <&spi_pins>, <&spi_cs1_pins>;
 115
 116         m25p80@0 {
 117                 #address-cells = <1>;
 118                 #size-cells = <1>;
 119                 compatible = "jedec,spi-nor";
 120                 reg = <0>;
 121                 linux,modalias = "m25p80", "mx25l25635e";
 122                 spi-max-frequency = <40000000>;
 123                 m25p,chunked-io = <31>;
 124
 125                 partition@0 {
 126                         label = "u-boot";
 127                         reg = <0x0 0x30000>;
 128                         read-only;
 129                 };
 130
 131                 partition@30000 {
 132                         label = "u-boot-env";
 133                         reg = <0x30000 0x10000>;
 134                 };
 135
 136                 factory: partition@40000 {
 137                         label = "factory";
 138                         reg = <0x40000 0x10000>;
 139                         read-only;
 140                 };
 141
 142                 partition@50000 {
 143                         label = "firmware";
 144                         reg = <0x50000 0x1fb0000>;
 145                 };
 146         };
 147
 148         spidev@1 {
 149                 #address-cells = <1>;
 150                 #size-cells = <1>;
 151                 compatible = "linux,spidev";
 152                 reg = <1>;
 153                 spi-max-frequency = <40000000>;
 154         };
 155 };
 156
 157 &i2c {
 158         status = "okay";
 159 };
 160
 161 &uart1 {
 162         status = "okay";
 163 };
 164
 165 &uart2 {
 166         status = "okay";
 167 };
 168
 169 &pwm {
 170         status = "okay";
 171 };
 172
 173 &ethernet {
 174         mtd-mac-address = <&factory 0x28>;
 175 };
 176
 177 &sdhci {
 178         status = "okay";
 179         mediatek,cd-high;
 180 };
 181
 182 &wmac {
 183         status = "okay";
 184 };