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-boot = &led_power;
  14                 led-failsafe = &led_power;
  15                 led-running = &led_power;
  16                 led-upgrade = &led_power;
  17         };
  18
  19         gpio-keys-polled {
  20                 compatible = "gpio-keys-polled";
  21                 poll-interval = <100>;
  22
  23                 wps {
  24                         label = "wps";
  25                         gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
  26                         linux,code = <KEY_RFKILL>;
  27                 };
  28
  29                 reset {
  30                         label = "reset";
  31                         gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
  32                         linux,code = <KEY_RESTART>;
  33                 };
  34         };
  35
  36         gpio-leds {
  37                 compatible = "gpio-leds";
  38
  39                 led_power: power {
  40                         label = "dch-m225:green:power";
  41                         gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
  42                         default-state = "on";
  43                 };
  44
  45                 status {
  46                         label = "dch-m225:red:status";
  47                         gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
  48                         default-state = "off";
  49                 };
  50         };
  51
  52         sound {
  53                 compatible = "simple-audio-card";
  54                 simple-audio-card,name = "Audio-I2S";
  55                 simple-audio-card,format = "i2s";
  56                 simple-audio-card,bitclock-master = <&dailink0_master>;
  57                 simple-audio-card,frame-master = <&dailink0_master>;
  58                 simple-audio-card,widgets =
  59                         "Headphone", "Headphones";
  60                 simple-audio-card,routing =
  61                         "Headphones", "HP_L",
  62                         "Headphones", "HP_R";
  63                 simple-audio-card,mclk-fs = <256>;
  64                 simple-audio-card,hp-det-gpio = <&gpio0 14 GPIO_ACTIVE_LOW>;
  65
  66                 simple-audio-card,cpu {
  67                         sound-dai = <&i2s>;
  68                 };
  69
  70                 dailink0_master: simple-audio-card,codec {
  71                         sound-dai = <&codec>;
  72                 };
  73         };
  74 };
  75
  76 &gpio0 {
  77         status = "okay";
  78 };
  79
  80 &gpio1 {
  81         status = "okay";
  82 };
  83
  84 &i2c {
  85         status = "okay";
  86
  87         codec: wm8960@1a {
  88                 #sound-dai-cells = <0>;
  89                 compatible = "wlf,wm8960";
  90                 reg = <0x1a>;
  91
  92                 wlf,shared-lrclk;
  93         };
  94 };
  95
  96 &i2s {
  97         #sound-dai-cells = <0>;
  98         status = "okay";
  99         pinctrl-names = "default";
 100         pinctrl-0 = <&mdio_refclk_pins>;
 101 };
 102
 103 &spi0 {
 104         status = "okay";
 105
 106         m25p80@0 {
 107                 compatible = "jedec,spi-nor";
 108                 reg = <0>;
 109                 spi-max-frequency = <80000000>;
 110                 m25p,fast-read;
 111
 112                 partitions {
 113                         compatible = "fixed-partitions";
 114                         #address-cells = <1>;
 115                         #size-cells = <1>;
 116
 117                         partition@0 {
 118                                 label = "u-boot";
 119                                 reg = <0x0 0x30000>;
 120                                 read-only;
 121                         };
 122
 123                         partition@30000 {
 124                                 label = "u-boot-env";
 125                                 reg = <0x30000 0x4000>;
 126                                 read-only;
 127                         };
 128
 129                         factory: partition@34000 {
 130                                 label = "factory";
 131                                 reg = <0x34000 0x4000>;
 132                                 read-only;
 133                         };
 134
 135                         nvram: partition@38000 {
 136                                 label = "nvram";
 137                                 reg = <0x38000 0x8000>;
 138                                 read-only;
 139                         };
 140
 141                         partition@40000 {
 142                                 label = "devconf";
 143                                 reg = <0x40000 0x10000>;
 144                                 read-only;
 145                         };
 146
 147                         partition@50000 {
 148                                 label = "upgrade_rec";
 149                                 reg = <0x50000 0x100000>;
 150                                 read-only;
 151                         };
 152
 153                         partition@150000 {
 154                                 compatible = "seama";
 155                                 label = "firmware";
 156                                 reg = <0x150000 0x6b0000>;
 157                         };
 158                 };
 159         };
 160 };
 161
 162 &gdma {
 163         status = "okay";
 164 };
 165
 166 &pinctrl {
 167         state_default: pinctrl0 {
 168                 gpio {
 169                         ralink,group = "wdt", "rgmii1";
 170                         ralink,function = "gpio";
 171                 };
 172
 173                 gpio_i2s {
 174                         ralink,group = "uartf";
 175                         ralink,function = "gpio i2s";
 176                 };
 177         };
 178 };
 179
 180 &ethernet {
 181         mtd-mac-address = <&factory 0x4>;
 182 };
 183
 184 &gsw {
 185         ralink,port4 = "ephy";
 186 };
 187
 188 &wmac {
 189         ralink,mtd-eeprom = <&factory 0>;
 190         pinctrl-names = "default";
 191         pinctrl-0 = <&pa_pins>;
 192 };