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