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