target/linux/ramips/dts/LINKIT7688.dts

   1 /dts-v1/;
   2
   3 #include "mt7628an.dtsi"
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/input/input.h>
   7
   8 / {
   9         compatible = "mediatek,linkit", "mediatek,mt7628an-soc";
  10         model = "MediaTek LinkIt Smart 7688";
  11
  12         chosen {
  13                 bootargs = "console=ttyS2,57600";
  14         };
  15
  16         aliases {
  17                 serial0 = &uart2;
  18         };
  19
  20         memory@0 {
  21                 device_type = "memory";
  22                 reg = <0x0 0x8000000>;
  23         };
  24
  25         bootstrap {
  26                 compatible = "mediatek,linkit";
  27
  28                 status = "okay";
  29         };
  30
  31         gpio-leds {
  32                 compatible = "gpio-leds";
  33
  34                 wifi {
  35                         label = "mediatek:orange:wifi";
  36                         gpios = <&wgpio 0 GPIO_ACTIVE_HIGH>;
  37                         default-state = "on";
  38                 };
  39         };
  40
  41         gpio-keys-polled {
  42                 compatible = "gpio-keys-polled";
  43                 #address-cells = <1>;
  44                 #size-cells = <0>;
  45                 poll-interval = <20>;
  46
  47                 wps {
  48                         label = "reset";
  49                         gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
  50                         linux,code = <KEY_WPS_BUTTON>;
  51                 };
  52         };
  53
  54         wgpio: gpio-wifi {
  55                 compatible = "mediatek,gpio-wifi";
  56                 #address-cells = <1>;
  57                 #size-cells = <0>;
  58                 gpio-controller;
  59                 #gpio-cells = <2>;
  60         };
  61 };
  62
  63 &pinctrl {
  64         state_default: pinctrl0 {
  65                 gpio {
  66                         ralink,group = "gpio";
  67                         ralink,function = "gpio";
  68                 };
  69
  70                 perst {
  71                         ralink,group = "perst";
  72                         ralink,function = "gpio";
  73                 };
  74
  75                 refclk {
  76                         ralink,group = "refclk";
  77                         ralink,function = "gpio";
  78                 };
  79
  80                 i2s {
  81                         ralink,group = "i2s";
  82                         ralink,function = "gpio";
  83                 };
  84
  85                 spis {
  86                         ralink,group = "spis";
  87                         ralink,function = "gpio";
  88                 };
  89
  90                 wled_kn {
  91                         ralink,group = "wled_kn";
  92                         ralink,function = "gpio";
  93                 };
  94
  95                 wled_an {
  96                         ralink,group = "wled_an";
  97                         ralink,function = "wled_an";
  98                 };
  99
 100                 wdt {
 101                         ralink,group = "wdt";
 102                         ralink,function = "gpio";
 103                 };
 104         };
 105 };
 106
 107 &wmac {
 108         status = "okay";
 109 };
 110
 111 &spi0 {
 112         status = "okay";
 113
 114         pinctrl-names = "default";
 115         pinctrl-0 = <&spi_pins>, <&spi_cs1_pins>;
 116
 117         m25p80@0 {
 118                 #address-cells = <1>;
 119                 #size-cells = <1>;
 120                 compatible = "jedec,spi-nor";
 121                 reg = <0>;
 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 };