arch/arm/boot/dts/bcm2709-rpi-cm2.dts

   1 /dts-v1/;
   2
   3 #include "bcm2709.dtsi"
   4 #include "bcm2709-rpi.dtsi"
   5 #include "bcm283x-rpi-csi0-2lane.dtsi"
   6 #include "bcm283x-rpi-csi1-4lane.dtsi"
   7 #include "bcm283x-rpi-i2c0mux_0_28.dtsi"
   8
   9 / {
  10         compatible = "raspberrypi,2-compute-module", "brcm,bcm2836";
  11         model = "Raspberry Pi Compute Module 2";
  12 };
  13
  14 &cam1_reg {
  15         gpio = <&gpio 2 GPIO_ACTIVE_HIGH>;
  16         status = "disabled";
  17 };
  18
  19 cam0_reg: &cam0_regulator {
  20         gpio = <&gpio 30 GPIO_ACTIVE_HIGH>;
  21 };
  22
  23 &uart0 {
  24         status = "okay";
  25 };
  26
  27 &gpio {
  28         /*
  29          * This is based on the official GPU firmware DT blob.
  30          *
  31          * Legend:
  32          * "NC" = not connected (no rail from the SoC)
  33          * "FOO" = GPIO line named "FOO" on the schematic
  34          * "FOO_N" = GPIO line named "FOO" on schematic, active low
  35          */
  36         gpio-line-names = "GPIO0",
  37                           "GPIO1",
  38                           "GPIO2",
  39                           "GPIO3",
  40                           "GPIO4",
  41                           "GPIO5",
  42                           "GPIO6",
  43                           "GPIO7",
  44                           "GPIO8",
  45                           "GPIO9",
  46                           "GPIO10",
  47                           "GPIO11",
  48                           "GPIO12",
  49                           "GPIO13",
  50                           "GPIO14",
  51                           "GPIO15",
  52                           "GPIO16",
  53                           "GPIO17",
  54                           "GPIO18",
  55                           "GPIO19",
  56                           "GPIO20",
  57                           "GPIO21",
  58                           "GPIO22",
  59                           "GPIO23",
  60                           "GPIO24",
  61                           "GPIO25",
  62                           "GPIO26",
  63                           "GPIO27",
  64                           "GPIO28",
  65                           "GPIO29",
  66                           "GPIO30",
  67                           "GPIO31",
  68                           "GPIO32",
  69                           "GPIO33",
  70                           "GPIO34",
  71                           "GPIO35",
  72                           "GPIO36",
  73                           "GPIO37",
  74                           "GPIO38",
  75                           "GPIO39",
  76                           "GPIO40",
  77                           "GPIO41",
  78                           "GPIO42",
  79                           "GPIO43",
  80                           "GPIO44",
  81                           "GPIO45",
  82                           "SMPS_SCL",
  83                           "SMPS_SDA",
  84                           /* Used by eMMC */
  85                           "SD_CLK_R",
  86                           "SD_CMD_R",
  87                           "SD_DATA0_R",
  88                           "SD_DATA1_R",
  89                           "SD_DATA2_R",
  90                           "SD_DATA3_R";
  91
  92         spi0_pins: spi0_pins {
  93                 brcm,pins = <9 10 11>;
  94                 brcm,function = <4>; /* alt0 */
  95         };
  96
  97         spi0_cs_pins: spi0_cs_pins {
  98                 brcm,pins = <8 7>;
  99                 brcm,function = <1>; /* output */
 100         };
 101
 102         i2c0_pins: i2c0 {
 103                 brcm,pins = <0 1>;
 104                 brcm,function = <4>;
 105         };
 106
 107         i2c1_pins: i2c1 {
 108                 brcm,pins = <2 3>;
 109                 brcm,function = <4>;
 110         };
 111
 112         i2s_pins: i2s {
 113                 brcm,pins = <18 19 20 21>;
 114                 brcm,function = <4>; /* alt0 */
 115         };
 116
 117         audio_pins: audio_pins {
 118                 brcm,pins;
 119                 brcm,function;
 120         };
 121 };
 122
 123 &soc {
 124         virtgpio: virtgpio {
 125                 compatible = "brcm,bcm2835-virtgpio";
 126                 gpio-controller;
 127                 #gpio-cells = <2>;
 128                 firmware = <&firmware>;
 129                 status = "okay";
 130         };
 131
 132 };
 133
 134 &firmware {
 135         expgpio: expgpio {
 136                 compatible = "raspberrypi,firmware-gpio";
 137                 gpio-controller;
 138                 #gpio-cells = <2>;
 139                 gpio-line-names = "HDMI_HPD_N",
 140                                   "EMMC_EN_N",
 141                                   "NC",
 142                                   "NC",
 143                                   "NC",
 144                                   "NC",
 145                                   "NC",
 146                                   "NC";
 147                 status = "okay";
 148         };
 149 };
 150
 151 &spi0 {
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
 154         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
 155
 156         spidev0: spidev@0{
 157                 compatible = "spidev";
 158                 reg = <0>;      /* CE0 */
 159                 #address-cells = <1>;
 160                 #size-cells = <0>;
 161                 spi-max-frequency = <125000000>;
 162         };
 163
 164         spidev1: spidev@1{
 165                 compatible = "spidev";
 166                 reg = <1>;      /* CE1 */
 167                 #address-cells = <1>;
 168                 #size-cells = <0>;
 169                 spi-max-frequency = <125000000>;
 170         };
 171 };
 172
 173 &i2c0if {
 174         clock-frequency = <100000>;
 175 };
 176
 177 &i2c1 {
 178         pinctrl-names = "default";
 179         pinctrl-0 = <&i2c1_pins>;
 180         clock-frequency = <100000>;
 181 };
 182
 183 &i2c2 {
 184         clock-frequency = <100000>;
 185 };
 186
 187 &i2s {
 188         pinctrl-names = "default";
 189         pinctrl-0 = <&i2s_pins>;
 190 };
 191
 192 &leds {
 193         act_led: led-act {
 194                 label = "led0";
 195                 linux,default-trigger = "mmc0";
 196                 gpios = <&virtgpio 0 0>;
 197         };
 198 };
 199
 200 &hdmi {
 201         hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>;
 202 };
 203
 204 &audio {
 205         pinctrl-names = "default";
 206         pinctrl-0 = <&audio_pins>;
 207 };
 208
 209 / {
 210         __overrides__ {
 211                 act_led_gpio = <&act_led>,"gpios:4";
 212                 act_led_activelow = <&act_led>,"gpios:8";
 213                 act_led_trigger = <&act_led>,"linux,default-trigger";
 214                 cam0_reg = <&cam0_reg>,"status";
 215                 cam0_reg_gpio = <&cam0_reg>,"gpio:4";
 216                 cam1_reg = <&cam1_reg>,"status";
 217                 cam1_reg_gpio = <&cam1_reg>,"gpio:4";
 218         };
 219 };