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