arch/mips/boot/dts/qca/ar9331_dpt_module.dts

   1 /dts-v1/;
   2
   3 #include <dt-bindings/gpio/gpio.h>
   4 #include <dt-bindings/input/input.h>
   5
   6 #include "ar9331.dtsi"
   7
   8 / {
   9         model = "DPTechnics DPT-Module";
  10         compatible = "dptechnics,dpt-module";
  11
  12         aliases {
  13                 serial0 = &uart;
  14         };
  15
  16         memory@0 {
  17                 device_type = "memory";
  18                 reg = <0x0 0x4000000>;
  19         };
  20
  21         leds {
  22                 compatible = "gpio-leds";
  23
  24                 system {
  25                         label = "dpt-module:green:system";
  26                         gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
  27                         default-state = "off";
  28                 };
  29         };
  30
  31         gpio-keys-polled {
  32                 compatible = "gpio-keys-polled";
  33                 #address-cells = <1>;
  34                 #size-cells = <0>;
  35                 poll-interval = <100>;
  36
  37                 button@0 {
  38                         label = "reset";
  39                         linux,code = <KEY_RESTART>;
  40                         gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
  41                 };
  42         };
  43 };
  44
  45 &ref {
  46         clock-frequency = <25000000>;
  47 };
  48
  49 &uart {
  50         status = "okay";
  51 };
  52
  53 &gpio {
  54         status = "okay";
  55 };
  56
  57 &usb {
  58         dr_mode = "host";
  59         status = "okay";
  60 };
  61
  62 &usb_phy {
  63         status = "okay";
  64 };
  65
  66 &spi {
  67         num-chipselects = <1>;
  68         status = "okay";
  69
  70         /* Winbond 25Q128FVSG SPI flash */
  71         spiflash: w25q128@0 {
  72                 #address-cells = <1>;
  73                 #size-cells = <1>;
  74                 compatible = "winbond,w25q128", "jedec,spi-nor";
  75                 spi-max-frequency = <104000000>;
  76                 reg = <0>;
  77         };
  78 };