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                 poll-interval = <20>;
  42
  43                 mode {
  44                         label = "mode";
  45                         gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
  46                         linux,code = <KEY_RFKILL>;
  47                 };
  48
  49                 res {
  50                         label = "res";
  51                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  52                         linux,code = <KEY_RESTART>;
  53                 };
  54         };
  55
  56         gpio_export {
  57                 compatible = "gpio-export";
  58                 #size-cells = <0>;
  59
  60                 buzzer {
  61                         gpio-export,name = "buzzer";
  62                         gpio-export,output = <0>;
  63                         gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
  64                 };
  65
  66                 usb {
  67                         gpio-export,name = "usb";
  68                         gpio-export,output = <1>;
  69                         gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  70                 };
  71         };
  72 };
  73
  74 &spi0 {
  75         status = "okay";
  76
  77         m25p80@0 {
  78                 compatible = "jedec,spi-nor";
  79                 reg = <0>;
  80                 spi-max-frequency = <10000000>;
  81                 m25p,chunked-io = <32>;
  82
  83                 partitions {
  84                         compatible = "fixed-partitions";
  85                         #address-cells = <1>;
  86                         #size-cells = <1>;
  87
  88                         partition@0 {
  89                                 label = "u-boot";
  90                                 reg = <0x0 0x30000>;
  91                                 read-only;
  92                         };
  93
  94                         partition@30000 {
  95                                 label = "u-boot-env";
  96                                 reg = <0x30000 0x10000>;
  97                                 read-only;
  98                         };
  99
 100                         factory: partition@40000 {
 101                                 label = "factory";
 102                                 reg = <0x40000 0x10000>;
 103                                 read-only;
 104                         };
 105
 106                         partition@50000 {
 107                                 label = "firmware";
 108                                 reg = <0x50000 0xfb0000>;
 109                         };
 110                 };
 111         };
 112 };
 113
 114 &ethernet {
 115         mtd-mac-address = <&factory 0xe000>;
 116         mtd-mac-address-increment = <1>;
 117 };
 118
 119 &pinctrl {
 120         state_default: pinctrl0 {
 121                 gpio {
 122                         ralink,group = "i2c", "uart2", "uart3", "pcie", "rgmii2", "jtag";
 123                         ralink,function = "gpio";
 124                 };
 125         };
 126 };
 127
 128 &sdhci {
 129         status = "okay";
 130 };