target/linux/ramips/dts/DCH-M225.dts

   1 /dts-v1/;
   2
   3 #include "mt7620a.dtsi"
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/input/input.h>
   7
   8 / {
   9         compatible = "dlink,dch-m225", "ralink,mt7620a-soc";
  10         model = "D-Link DCH-M225";
  11
  12         aliases {
  13                 led-status = &led_power;
  14         };
  15
  16         gpio-keys-polled {
  17                 compatible = "gpio-keys-polled";
  18                 poll-interval = <100>;
  19
  20                 wps {
  21                         label = "wps";
  22                         gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
  23                         linux,code = <KEY_RFKILL>;
  24                 };
  25
  26                 reset {
  27                         label = "reset";
  28                         gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
  29                         linux,code = <KEY_RESTART>;
  30                 };
  31         };
  32
  33         gpio-leds {
  34                 compatible = "gpio-leds";
  35
  36                 led_power: power {
  37                         label = "dch-m225:green:power";
  38                         gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
  39                 };
  40
  41                 status {
  42                         label = "dch-m225:red:status";
  43                         gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
  44                 };
  45         };
  46
  47         sound {
  48                 compatible = "simple-audio-card";
  49                 simple-audio-card,name = "Audio-I2S";
  50                 simple-audio-card,format = "i2s";
  51                 simple-audio-card,bitclock-master = <&dailink0_master>;
  52                 simple-audio-card,frame-master = <&dailink0_master>;
  53                 simple-audio-card,widgets =
  54                         "Headphone", "Headphones";
  55                 simple-audio-card,routing =
  56                         "Headphones", "HP_L",
  57                         "Headphones", "HP_R";
  58                 simple-audio-card,mclk-fs = <256>;
  59                 simple-audio-card,hp-det-gpio = <&gpio0 14 GPIO_ACTIVE_LOW>;
  60
  61                 simple-audio-card,cpu {
  62                         sound-dai = <&i2s>;
  63                 };
  64
  65                 dailink0_master: simple-audio-card,codec {
  66                         sound-dai = <&codec>;
  67                 };
  68         };
  69 };
  70
  71 &gpio0 {
  72         status = "okay";
  73 };
  74
  75 &gpio1 {
  76         status = "okay";
  77 };
  78
  79 &i2c {
  80         status = "okay";
  81
  82         codec: wm8960@1a {
  83                 #sound-dai-cells = <0>;
  84                 compatible = "wlf,wm8960";
  85                 reg = <0x1a>;
  86
  87                 wlf,shared-lrclk;
  88         };
  89 };
  90
  91 &i2s {
  92         #sound-dai-cells = <0>;
  93         status = "okay";
  94         pinctrl-names = "default";
  95         pinctrl-0 = <&mdio_refclk_pins>;
  96 };
  97
  98 &spi0 {
  99         status = "okay";
 100
 101         m25p80@0 {
 102                 compatible = "jedec,spi-nor";
 103                 reg = <0>;
 104                 spi-max-frequency = <80000000>;
 105                 m25p,fast-read;
 106
 107                 partitions {
 108                         compatible = "fixed-partitions";
 109                         #address-cells = <1>;
 110                         #size-cells = <1>;
 111
 112                         partition@0 {
 113                                 label = "u-boot";
 114                                 reg = <0x0 0x30000>;
 115                                 read-only;
 116                         };
 117
 118                         partition@30000 {
 119                                 label = "u-boot-env";
 120                                 reg = <0x30000 0x4000>;
 121                                 read-only;
 122                         };
 123
 124                         factory: partition@34000 {
 125                                 label = "factory";
 126                                 reg = <0x34000 0x4000>;
 127                                 read-only;
 128                         };
 129
 130                         nvram: partition@38000 {
 131                                 label = "nvram";
 132                                 reg = <0x38000 0x8000>;
 133                                 read-only;
 134                         };
 135
 136                         partition@40000 {
 137                                 label = "devconf";
 138                                 reg = <0x40000 0x10000>;
 139                                 read-only;
 140                         };
 141
 142                         partition@50000 {
 143                                 label = "upgrade_rec";
 144                                 reg = <0x50000 0x100000>;
 145                                 read-only;
 146                         };
 147
 148                         partition@150000 {
 149                                 label = "firmware";
 150                                 reg = <0x150000 0x6b0000>;
 151                         };
 152                 };
 153         };
 154 };
 155
 156 &gdma {
 157         status = "okay";
 158 };
 159
 160 &pinctrl {
 161         state_default: pinctrl0 {
 162                 gpio {
 163                         ralink,group = "wdt", "rgmii1";
 164                         ralink,function = "gpio";
 165                 };
 166
 167                 gpio_i2s {
 168                         ralink,group = "uartf";
 169                         ralink,function = "gpio i2s";
 170                 };
 171         };
 172 };
 173
 174 &ethernet {
 175         mtd-mac-address = <&factory 0x4>;
 176 };
 177
 178 &gsw {
 179         ralink,port4 = "ephy";
 180 };
 181
 182 &wmac {
 183         ralink,mtd-eeprom = <&factory 0>;
 184         pinctrl-names = "default";
 185         pinctrl-0 = <&pa_pins>;
 186 };