arch/arm/boot/dts/bcm2835-rpi.dtsi

   1 #include <dt-bindings/power/raspberrypi-power.h>
   2
   3 / {
   4         memory {
   5                 device_type = "memory";
   6                 reg = <0 0x10000000>;
   7         };
   8
   9         leds {
  10                 compatible = "gpio-leds";
  11
  12                 act {
  13                         label = "ACT";
  14                         default-state = "keep";
  15                         linux,default-trigger = "heartbeat";
  16                 };
  17         };
  18
  19         soc {
  20                 firmware: firmware {
  21                         compatible = "raspberrypi,bcm2835-firmware", "simple-bus";
  22                         #address-cells = <0>;
  23                         #size-cells = <0>;
  24                         mboxes = <&mailbox>;
  25                 };
  26
  27                 power: power {
  28                         compatible = "raspberrypi,bcm2835-power";
  29                         firmware = <&firmware>;
  30                         #power-domain-cells = <1>;
  31                 };
  32
  33                 mailbox@7e00b840 {
  34                         compatible = "brcm,bcm2835-vchiq";
  35                         reg = <0x7e00b840 0xf>;
  36                         interrupts = <0 2>;
  37                 };
  38         };
  39 };
  40
  41 &gpio {
  42         pinctrl-names = "default";
  43
  44         gpioout: gpioout {
  45                 brcm,pins = <6>;
  46                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
  47         };
  48
  49         alt0: alt0 {
  50                 brcm,pins = <4 5 7 8 9 10 11>;
  51                 brcm,function = <BCM2835_FSEL_ALT0>;
  52         };
  53 };
  54
  55 &i2c0 {
  56         pinctrl-names = "default";
  57         pinctrl-0 = <&i2c0_gpio0>;
  58         status = "okay";
  59         clock-frequency = <100000>;
  60 };
  61
  62 &i2c1 {
  63         pinctrl-names = "default";
  64         pinctrl-0 = <&i2c1_gpio2>;
  65         status = "okay";
  66         clock-frequency = <100000>;
  67 };
  68
  69 &i2c2 {
  70         status = "okay";
  71 };
  72
  73 &sdhci {
  74         pinctrl-names = "default";
  75         pinctrl-0 = <&emmc_gpio48>;
  76         bus-width = <4>;
  77 };
  78
  79 &sdhost {
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&sdhost_gpio48>;
  82         status = "okay";
  83         bus-width = <4>;
  84 };
  85
  86 &pwm {
  87         pinctrl-names = "default";
  88         pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
  89         status = "okay";
  90 };
  91
  92 &usb {
  93         power-domains = <&power RPI_POWER_DOMAIN_USB>;
  94 };
  95
  96 &v3d {
  97         power-domains = <&power RPI_POWER_DOMAIN_V3D>;
  98 };
  99
 100 &hdmi {
 101         power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
 102         status = "okay";
 103 };
 104
 105 &vec {
 106         power-domains = <&power RPI_POWER_DOMAIN_VEC>;
 107         status = "okay";
 108 };
 109
 110 &dsi0 {
 111         power-domains = <&power RPI_POWER_DOMAIN_DSI0>;
 112 };
 113
 114 &dsi1 {
 115         power-domains = <&power RPI_POWER_DOMAIN_DSI1>;
 116 };