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         compatible = "mikrotik,rb750gr3", "mediatek,mt7621-soc";
  10         model = "MikroTik RB750Gr3";
  11
  12         aliases {
  13                 led-status = &led_pwr;
  14         };
  15
  16         memory@0 {
  17                 device_type = "memory";
  18                 reg = <0x0 0x10000000>;
  19         };
  20
  21         chosen {
  22                 bootargs = "console=ttyS0,57600";
  23         };
  24
  25         gpio-leds {
  26                 compatible = "gpio-leds";
  27
  28                 led_pwr: pwr {
  29                         label = "rb750gr3:blue:pwr";
  30                         gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
  31                 };
  32
  33                 usr {
  34                         label = "rb750gr3:green:usr";
  35                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  36                 };
  37         };
  38
  39         gpio-keys-polled {
  40                 compatible = "gpio-keys-polled";
  41                 #address-cells = <1>;
  42                 #size-cells = <0>;
  43                 poll-interval = <20>;
  44
  45                 mode {
  46                         label = "mode";
  47                         gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
  48                         linux,code = <KEY_RFKILL>;
  49                 };
  50
  51                 res {
  52                         label = "res";
  53                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  54                         linux,code = <KEY_RESTART>;
  55                 };
  56         };
  57
  58         gpio_export {
  59                 compatible = "gpio-export";
  60                 #size-cells = <0>;
  61
  62                 buzzer {
  63                         gpio-export,name = "buzzer";
  64                         gpio-export,output = <0>;
  65                         gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
  66                 };
  67
  68                 usb {
  69                         gpio-export,name = "usb";
  70                         gpio-export,output = <1>;
  71                         gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  72                 };
  73         };
  74 };
  75
  76 &spi0 {
  77         status = "okay";
  78
  79         m25p80@0 {
  80                 #address-cells = <1>;
  81                 #size-cells = <1>;
  82                 compatible = "jedec,spi-nor";
  83                 reg = <0>;
  84                 spi-max-frequency = <10000000>;
  85                 m25p,chunked-io = <32>;
  86
  87                 partition@0 {
  88                         label = "u-boot";
  89                         reg = <0x0 0x30000>;
  90                         read-only;
  91                 };
  92
  93                 partition@30000 {
  94                         label = "u-boot-env";
  95                         reg = <0x30000 0x10000>;
  96                         read-only;
  97                 };
  98
  99                 factory: partition@40000 {
 100                         label = "factory";
 101                         reg = <0x40000 0x10000>;
 102                         read-only;
 103                 };
 104
 105                 partition@50000 {
 106                         label = "firmware";
 107                         reg = <0x50000 0xfb0000>;
 108                 };
 109
 110         };
 111 };
 112
 113 &ethernet {
 114         mtd-mac-address = <&factory 0xe000>;
 115         mtd-mac-address-increment = <1>;
 116 };
 117
 118 &pinctrl {
 119         state_default: pinctrl0 {
 120                 gpio {
 121                         ralink,group = "i2c", "uart2", "uart3", "pcie", "rgmii2", "jtag";
 122                         ralink,function = "gpio";
 123                 };
 124         };
 125 };
 126
 127 &sdhci {
 128         status = "okay";
 129 };