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                         default-state = "on";
  40                 };
  41
  42                 status {
  43                         label = "dch-m225:red:status";
  44                         gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
  45                         default-state = "off";
  46                 };
  47         };
  48
  49         sound {
  50                 compatible = "simple-audio-card";
  51                 simple-audio-card,name = "Audio-I2S";
  52                 simple-audio-card,format = "i2s";
  53                 simple-audio-card,bitclock-master = <&dailink0_master>;
  54                 simple-audio-card,frame-master = <&dailink0_master>;
  55                 simple-audio-card,widgets =
  56                         "Headphone", "Headphones";
  57                 simple-audio-card,routing =
  58                         "Headphones", "HP_L",
  59                         "Headphones", "HP_R";
  60                 simple-audio-card,mclk-fs = <256>;
  61                 simple-audio-card,hp-det-gpio = <&gpio0 14 GPIO_ACTIVE_LOW>;
  62
  63                 simple-audio-card,cpu {
  64                         sound-dai = <&i2s>;
  65                 };
  66
  67                 dailink0_master: simple-audio-card,codec {
  68                         sound-dai = <&codec>;
  69                 };
  70         };
  71 };
  72
  73 &gpio0 {
  74         status = "okay";
  75 };
  76
  77 &gpio1 {
  78         status = "okay";
  79 };
  80
  81 &i2c {
  82         status = "okay";
  83
  84         codec: wm8960@1a {
  85                 #sound-dai-cells = <0>;
  86                 compatible = "wlf,wm8960";
  87                 reg = <0x1a>;
  88
  89                 wlf,shared-lrclk;
  90         };
  91 };
  92
  93 &i2s {
  94         #sound-dai-cells = <0>;
  95         status = "okay";
  96         pinctrl-names = "default";
  97         pinctrl-0 = <&mdio_refclk_pins>;
  98 };
  99
 100 &spi0 {
 101         status = "okay";
 102
 103         m25p80@0 {
 104                 compatible = "jedec,spi-nor";
 105                 reg = <0>;
 106                 spi-max-frequency = <80000000>;
 107                 m25p,fast-read;
 108
 109                 partitions {
 110                         compatible = "fixed-partitions";
 111                         #address-cells = <1>;
 112                         #size-cells = <1>;
 113
 114                         partition@0 {
 115                                 label = "u-boot";
 116                                 reg = <0x0 0x30000>;
 117                                 read-only;
 118                         };
 119
 120                         partition@30000 {
 121                                 label = "u-boot-env";
 122                                 reg = <0x30000 0x4000>;
 123                                 read-only;
 124                         };
 125
 126                         factory: partition@34000 {
 127                                 label = "factory";
 128                                 reg = <0x34000 0x4000>;
 129                                 read-only;
 130                         };
 131
 132                         nvram: partition@38000 {
 133                                 label = "nvram";
 134                                 reg = <0x38000 0x8000>;
 135                                 read-only;
 136                         };
 137
 138                         partition@40000 {
 139                                 label = "devconf";
 140                                 reg = <0x40000 0x10000>;
 141                                 read-only;
 142                         };
 143
 144                         partition@50000 {
 145                                 label = "upgrade_rec";
 146                                 reg = <0x50000 0x100000>;
 147                                 read-only;
 148                         };
 149
 150                         partition@150000 {
 151                                 label = "firmware";
 152                                 reg = <0x150000 0x6b0000>;
 153                         };
 154                 };
 155         };
 156 };
 157
 158 &gdma {
 159         status = "okay";
 160 };
 161
 162 &pinctrl {
 163         state_default: pinctrl0 {
 164                 gpio {
 165                         ralink,group = "wdt", "rgmii1";
 166                         ralink,function = "gpio";
 167                 };
 168
 169                 gpio_i2s {
 170                         ralink,group = "uartf";
 171                         ralink,function = "gpio i2s";
 172                 };
 173         };
 174 };
 175
 176 &ethernet {
 177         mtd-mac-address = <&factory 0x4>;
 178 };
 179
 180 &gsw {
 181         ralink,port4 = "ephy";
 182 };
 183
 184 &wmac {
 185         ralink,mtd-eeprom = <&factory 0>;
 186         pinctrl-names = "default";
 187         pinctrl-0 = <&pa_pins>;
 188 };