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-boot = &led_usr;
  14                 led-failsafe = &led_usr;
  15                 led-running = &led_usr;
  16                 led-upgrade = &led_usr;
  17         };
  18
  19         memory@0 {
  20                 device_type = "memory";
  21                 reg = <0x0 0x10000000>;
  22         };
  23
  24         chosen {
  25                 bootargs = "console=ttyS0,115200";
  26         };
  27
  28         gpio-leds {
  29                 compatible = "gpio-leds";
  30
  31                 led_usr: usr {
  32                         label = "rbm33g:green:usr";
  33                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  34                 };
  35         };
  36
  37         gpio-keys-polled {
  38                 compatible = "gpio-keys-polled";
  39                 poll-interval = <20>;
  40
  41                 res {
  42                         label = "res";
  43                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  44                         linux,code = <KEY_RESTART>;
  45                 };
  46         };
  47
  48         pcie0_vcc_reg {
  49                 compatible = "regulator-fixed";
  50                 regulator-name = "pcie0_vcc";
  51
  52                 regulator-min-microvolt = <3300000>;
  53                 regulator-max-microvolt = <3300000>;
  54                 gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
  55                 enable-active-high;
  56                 regulator-boot-on;
  57                 regulator-always-on;
  58         };
  59
  60         pcie1_vcc_reg {
  61                 compatible = "regulator-fixed";
  62                 regulator-name = "pcie1_vcc";
  63
  64                 regulator-min-microvolt = <3300000>;
  65                 regulator-max-microvolt = <3300000>;
  66                 gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>;
  67                 enable-active-high;
  68                 regulator-boot-on;
  69                 regulator-always-on;
  70         };
  71
  72         pcie2_vcc_reg {
  73                 compatible = "regulator-fixed";
  74                 regulator-name = "pcie2_vcc";
  75
  76                 regulator-min-microvolt = <3300000>;
  77                 regulator-max-microvolt = <3300000>;
  78                 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
  79                 enable-active-high;
  80                 regulator-boot-on;
  81                 regulator-always-on;
  82         };
  83
  84         usb_vcc_reg {
  85                 compatible = "regulator-fixed";
  86                 regulator-name = "usb_vcc";
  87
  88                 regulator-min-microvolt = <5000000>;
  89                 regulator-max-microvolt = <5000000>;
  90                 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  91                 enable-active-high;
  92                 regulator-always-on;
  93         };
  94 };
  95
  96
  97 &spi0 {
  98         status = "okay";
  99
 100         w25q40@0 {
 101                 compatible = "jedec,spi-nor";
 102                 reg = <0>;
 103                 spi-max-frequency = <3125000>;
 104
 105                 partitions {
 106                         compatible = "fixed-partitions";
 107                         #address-cells = <1>;
 108                         #size-cells = <1>;
 109
 110                         partition@0 {
 111                                 label = "RouterBoot";
 112                                 reg = <0x0 0x40000>;
 113                                 read-only;
 114                                 compatible = "fixed-partitions";
 115                                 #address-cells = <1>;
 116                                 #size-cells = <1>;
 117
 118                                 partition@0 {
 119                                         label = "bootloader1";
 120                                         reg = <0x0 0xf000>;
 121                                         read-only;
 122                                 };
 123
 124                                 hard_config: partition@f000 {
 125                                         label = "hard_config";
 126                                         reg = <0xf000 0x1000>;
 127                                         read-only;
 128                                 };
 129
 130                                 partition@10000 {
 131                                         label = "bootloader2";
 132                                         reg = <0x10000 0xf000>;
 133                                         read-only;
 134                                 };
 135
 136                                 partition@20000 {
 137                                         label = "soft_config";
 138                                         reg = <0x20000 0x1000>;
 139                                 };
 140
 141                                 partition@30000 {
 142                                         label = "bios";
 143                                         reg = <0x30000 0x1000>;
 144                                         read-only;
 145                                 };
 146                         };
 147                 };
 148         };
 149
 150         w25q128@1 {
 151                 compatible = "jedec,spi-nor";
 152                 reg = <1>;
 153                 // XXX empiric value to obtain actual 10MHz SCK at the chip
 154                 spi-max-frequency = <3125000>;
 155
 156                 partitions {
 157                         compatible = "fixed-partitions";
 158                         #address-cells = <1>;
 159                         #size-cells = <1>;
 160
 161                         // Region <0x0 0x40000> seems reserved by OEM
 162
 163                         partition@40000 {
 164                                 compatible = "mikrotik,minor";
 165                                 label = "firmware";
 166                                 reg = <0x040000 0xFC0000>;
 167                         };
 168                 };
 169         };
 170 };
 171
 172 &ethernet {
 173         mtd-mac-address = <&hard_config 0x0010>;
 174         mtd-mac-address-increment = <1>;
 175 };
 176
 177
 178 &pinctrl {
 179         state_default: pinctrl0 {
 180                 gpio {
 181                         ralink,group = "uart2", "wdt";
 182                         ralink,function = "gpio";
 183                 };
 184         };
 185 };
 186
 187 &sdhci {
 188         status = "okay";
 189 };
 190
 191 &i2c {
 192         status = "okay";
 193 };
 194
 195 &pcie {
 196         status = "okay";
 197 };