target/linux/ramips/dts/RB750Gr3.dts

   1 /dts-v1/;
   2
   3 #include "mt7621.dtsi"
   4
   5 #include <dt-bindings/input/input.h>
   6 #include <dt-bindings/gpio/gpio.h>
   7
   8 / {
   9         model = "MikroTik RB750Gr3";
  10
  11         memory@0 {
  12                 device_type = "memory";
  13                 reg = <0x0 0x10000000>;
  14         };
  15
  16         chosen {
  17                 bootargs = "console=ttyS0,57600";
  18         };
  19
  20         gpio-leds {
  21                 compatible = "gpio-leds";
  22
  23                 pwr {
  24                         label = "rb750gr3:blue:pwr";
  25                         gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
  26                 };
  27
  28                 usr {
  29                         label = "rb750gr3:green:usr";
  30                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  31                 };
  32         };
  33
  34         gpio-keys-polled {
  35                 compatible = "gpio-keys-polled";
  36                 #address-cells = <1>;
  37                 #size-cells = <0>;
  38                 poll-interval = <20>;
  39
  40                 mode {
  41                         label = "mode";
  42                         gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
  43                         linux,code = <KEY_RFKILL>;
  44                 };
  45
  46                 res {
  47                         label = "res";
  48                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  49                         linux,code = <KEY_RESTART>;
  50                 };
  51         };
  52
  53         gpio_export {
  54                 compatible = "gpio-export";
  55                 #size-cells = <0>;
  56
  57                 buzzer {
  58                         gpio-export,name = "buzzer";
  59                         gpio-export,output = <0>;
  60                         gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
  61                 };
  62
  63                 usb {
  64                         gpio-export,name = "usb";
  65                         gpio-export,output = <1>;
  66                         gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  67                 };
  68         };
  69 };
  70
  71 &spi0 {
  72         status = "okay";
  73
  74         m25p80@0 {
  75                 #address-cells = <1>;
  76                 #size-cells = <1>;
  77                 compatible = "jedec,spi-nor";
  78                 reg = <0>;
  79                 spi-max-frequency = <10000000>;
  80                 m25p,chunked-io = <32>;
  81
  82                 partition@0 {
  83                         label = "u-boot";
  84                         reg = <0x0 0x30000>;
  85                         read-only;
  86                 };
  87
  88                 partition@30000 {
  89                         label = "u-boot-env";
  90                         reg = <0x30000 0x10000>;
  91                         read-only;
  92                 };
  93
  94                 factory: partition@40000 {
  95                         label = "factory";
  96                         reg = <0x40000 0x10000>;
  97                         read-only;
  98                 };
  99
 100                 partition@50000 {
 101                         label = "firmware";
 102                         reg = <0x50000 0xfb0000>;
 103                 };
 104
 105         };
 106 };
 107
 108 &ethernet {
 109         mtd-mac-address = <&factory 0xe000>;
 110         mtd-mac-address-increment = <1>;
 111 };
 112
 113 &pinctrl {
 114         state_default: pinctrl0 {
 115                 gpio {
 116                         ralink,group = "i2c", "uart2", "uart3", "pcie", "rgmii2", "jtag";
 117                         ralink,function = "gpio";
 118                 };
 119         };
 120 };
 121
 122 &sdhci {
 123         status = "okay";
 124 };