target/linux/ramips/dts/mt7621_mikrotik_rbm33g.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,rbm33g", "mediatek,mt7621-soc";
  10         model = "MikroTik RouterBOARD M33G";
  11
  12         aliases {
  13                 led-boot = &led_usr;
  14                 led-failsafe = &led_usr;
  15                 led-running = &led_usr;
  16                 led-upgrade = &led_usr;
  17         };
  18
  19         chosen {
  20                 bootargs = "console=ttyS0,115200";
  21         };
  22
  23         leds {
  24                 compatible = "gpio-leds";
  25
  26                 led_usr: usr {
  27                         label = "rbm33g:green:usr";
  28                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  29                 };
  30         };
  31
  32         keys {
  33                 compatible = "gpio-keys-polled";
  34                 poll-interval = <20>;
  35
  36                 res {
  37                         label = "res";
  38                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  39                         linux,code = <KEY_RESTART>;
  40                 };
  41         };
  42
  43         pcie0_vcc_reg {
  44                 compatible = "regulator-fixed";
  45                 regulator-name = "pcie0_vcc";
  46
  47                 regulator-min-microvolt = <3300000>;
  48                 regulator-max-microvolt = <3300000>;
  49                 gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
  50                 enable-active-high;
  51                 regulator-boot-on;
  52                 regulator-always-on;
  53         };
  54
  55         pcie1_vcc_reg {
  56                 compatible = "regulator-fixed";
  57                 regulator-name = "pcie1_vcc";
  58
  59                 regulator-min-microvolt = <3300000>;
  60                 regulator-max-microvolt = <3300000>;
  61                 gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>;
  62                 enable-active-high;
  63                 regulator-boot-on;
  64                 regulator-always-on;
  65         };
  66
  67         pcie2_vcc_reg {
  68                 compatible = "regulator-fixed";
  69                 regulator-name = "pcie2_vcc";
  70
  71                 regulator-min-microvolt = <3300000>;
  72                 regulator-max-microvolt = <3300000>;
  73                 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
  74                 enable-active-high;
  75                 regulator-boot-on;
  76                 regulator-always-on;
  77         };
  78
  79         usb_vcc_reg {
  80                 compatible = "regulator-fixed";
  81                 regulator-name = "usb_vcc";
  82
  83                 regulator-min-microvolt = <5000000>;
  84                 regulator-max-microvolt = <5000000>;
  85                 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  86                 enable-active-high;
  87                 regulator-always-on;
  88         };
  89 };
  90
  91
  92 &spi0 {
  93         status = "okay";
  94
  95         w25q40@0 {
  96                 compatible = "jedec,spi-nor";
  97                 reg = <0>;
  98                 spi-max-frequency = <3125000>;
  99
 100                 partitions {
 101                         compatible = "fixed-partitions";
 102                         #address-cells = <1>;
 103                         #size-cells = <1>;
 104
 105                         partition@0 {
 106                                 label = "RouterBoot";
 107                                 reg = <0x0 0x40000>;
 108                                 read-only;
 109                                 compatible = "fixed-partitions";
 110                                 #address-cells = <1>;
 111                                 #size-cells = <1>;
 112
 113                                 partition@0 {
 114                                         label = "bootloader1";
 115                                         reg = <0x0 0xf000>;
 116                                         read-only;
 117                                 };
 118
 119                                 hard_config: partition@f000 {
 120                                         label = "hard_config";
 121                                         reg = <0xf000 0x1000>;
 122                                         read-only;
 123                                 };
 124
 125                                 partition@10000 {
 126                                         label = "bootloader2";
 127                                         reg = <0x10000 0xf000>;
 128                                         read-only;
 129                                 };
 130
 131                                 partition@20000 {
 132                                         label = "soft_config";
 133                                         reg = <0x20000 0x1000>;
 134                                 };
 135
 136                                 partition@30000 {
 137                                         label = "bios";
 138                                         reg = <0x30000 0x1000>;
 139                                         read-only;
 140                                 };
 141                         };
 142                 };
 143         };
 144
 145         w25q128@1 {
 146                 compatible = "jedec,spi-nor";
 147                 reg = <1>;
 148                 // XXX empiric value to obtain actual 10MHz SCK at the chip
 149                 spi-max-frequency = <3125000>;
 150
 151                 partitions {
 152                         compatible = "fixed-partitions";
 153                         #address-cells = <1>;
 154                         #size-cells = <1>;
 155
 156                         // Region <0x0 0x40000> seems reserved by OEM
 157
 158                         partition@40000 {
 159                                 compatible = "mikrotik,minor";
 160                                 label = "firmware";
 161                                 reg = <0x040000 0xFC0000>;
 162                         };
 163                 };
 164         };
 165 };
 166
 167 &ethernet {
 168         mtd-mac-address = <&hard_config 0x0010>;
 169         mtd-mac-address-increment = <1>;
 170 };
 171
 172
 173 &pinctrl {
 174         state_default: pinctrl0 {
 175                 gpio {
 176                         ralink,group = "uart2", "wdt";
 177                         ralink,function = "gpio";
 178                 };
 179         };
 180 };
 181
 182 &sdhci {
 183         status = "okay";
 184 };
 185
 186 &i2c {
 187         status = "okay";
 188 };
 189
 190 &pcie {
 191         status = "okay";
 192 };