target/linux/ramips/dts/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-status = &led_usr;
  14         };
  15
  16         memory@0 {
  17                 device_type = "memory";
  18                 reg = <0x0 0x10000000>;
  19         };
  20
  21         chosen {
  22                 bootargs = "console=ttyS0,115200";
  23         };
  24
  25         gpio-leds {
  26                 compatible = "gpio-leds";
  27
  28                 led_usr: usr {
  29                         label = "rbm33g:green:usr";
  30                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  31                 };
  32         };
  33
  34         gpio-keys-polled {
  35                 compatible = "gpio-keys-polled";
  36                 poll-interval = <20>;
  37
  38                 res {
  39                         label = "res";
  40                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  41                         linux,code = <KEY_RESTART>;
  42                 };
  43         };
  44
  45         pcie0_vcc_reg {
  46                 compatible = "regulator-fixed";
  47                 regulator-name = "pcie0_vcc";
  48
  49                 regulator-min-microvolt = <3300000>;
  50                 regulator-max-microvolt = <3300000>;
  51                 gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
  52                 enable-active-high;
  53                 regulator-boot-on;
  54                 regulator-always-on;
  55         };
  56
  57         pcie1_vcc_reg {
  58                 compatible = "regulator-fixed";
  59                 regulator-name = "pcie1_vcc";
  60
  61                 regulator-min-microvolt = <3300000>;
  62                 regulator-max-microvolt = <3300000>;
  63                 gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>;
  64                 enable-active-high;
  65                 regulator-boot-on;
  66                 regulator-always-on;
  67         };
  68
  69         pcie2_vcc_reg {
  70                 compatible = "regulator-fixed";
  71                 regulator-name = "pcie2_vcc";
  72
  73                 regulator-min-microvolt = <3300000>;
  74                 regulator-max-microvolt = <3300000>;
  75                 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
  76                 enable-active-high;
  77                 regulator-boot-on;
  78                 regulator-always-on;
  79         };
  80
  81         usb_vcc_reg {
  82                 compatible = "regulator-fixed";
  83                 regulator-name = "usb_vcc";
  84
  85                 regulator-min-microvolt = <5000000>;
  86                 regulator-max-microvolt = <5000000>;
  87                 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  88                 enable-active-high;
  89                 regulator-always-on;
  90         };
  91 };
  92
  93
  94 &spi0 {
  95         status = "okay";
  96
  97         w25q40@0 {
  98                 compatible = "jedec,spi-nor";
  99                 reg = <0>;
 100                 spi-max-frequency = <3125000>;
 101
 102                 partitions {
 103                         compatible = "fixed-partitions";
 104                         #address-cells = <1>;
 105                         #size-cells = <1>;
 106
 107                         partition@0 {
 108                                 label = "RouterBoot";
 109                                 reg = <0x0 0x40000>;
 110                                 read-only;
 111                                 compatible = "fixed-partitions";
 112                                 #address-cells = <1>;
 113                                 #size-cells = <1>;
 114
 115                                 partition@0 {
 116                                         label = "bootloader1";
 117                                         reg = <0x0 0xf000>;
 118                                         read-only;
 119                                 };
 120
 121                                 hard_config: partition@f000 {
 122                                         label = "hard_config";
 123                                         reg = <0xf000 0x1000>;
 124                                         read-only;
 125                                 };
 126
 127                                 partition@10000 {
 128                                         label = "bootloader2";
 129                                         reg = <0x10000 0xf000>;
 130                                         read-only;
 131                                 };
 132
 133                                 partition@20000 {
 134                                         label = "soft_config";
 135                                         reg = <0x20000 0x1000>;
 136                                 };
 137
 138                                 partition@30000 {
 139                                         label = "bios";
 140                                         reg = <0x30000 0x1000>;
 141                                         read-only;
 142                                 };
 143                         };
 144                 };
 145         };
 146
 147         w25q128@1 {
 148                 compatible = "jedec,spi-nor";
 149                 reg = <1>;
 150                 // XXX empiric value to obtain actual 10MHz SCK at the chip
 151                 spi-max-frequency = <3125000>;
 152
 153                 partitions {
 154                         compatible = "fixed-partitions";
 155                         #address-cells = <1>;
 156                         #size-cells = <1>;
 157
 158                         // Region <0x0 0x40000> seems reserved by OEM
 159
 160                         partition@40000 {
 161                                 label = "firmware";
 162                                 reg = <0x040000 0xFC0000>;
 163                         };
 164                 };
 165         };
 166 };
 167
 168 &ethernet {
 169         mtd-mac-address = <&hard_config 0x0010>;
 170         mtd-mac-address-increment = <1>;
 171 };
 172
 173
 174 &pinctrl {
 175         state_default: pinctrl0 {
 176                 gpio {
 177                         ralink,group = "uart2", "wdt";
 178                         ralink,function = "gpio";
 179                 };
 180         };
 181 };
 182
 183 &sdhci {
 184         status = "okay";
 185 };
 186
 187 &i2c {
 188         status = "okay";
 189 };
 190
 191 &pcie {
 192         status = "okay";
 193 };