arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /dts-v1/;
   3 #include "bcm2837-rpi-cm3.dtsi"
   4 #include "bcm283x-rpi-usb-host.dtsi"
   5
   6 / {
   7         compatible = "raspberrypi,3-compute-module", "brcm,bcm2837";
   8         model = "Raspberry Pi Compute Module 3 IO board V3.0";
   9 };
  10
  11 &gpio {
  12         /*
  13          * This is based on the official GPU firmware DT blob.
  14          *
  15          * Legend:
  16          * "FOO" = GPIO line named "FOO" on the schematic
  17          * "FOO_N" = GPIO line named "FOO" on schematic, active low
  18          */
  19         gpio-line-names = "GPIO0",
  20                           "GPIO1",
  21                           "GPIO2",
  22                           "GPIO3",
  23                           "GPIO4",
  24                           "GPIO5",
  25                           "GPIO6",
  26                           "GPIO7",
  27                           "GPIO8",
  28                           "GPIO9",
  29                           "GPIO10",
  30                           "GPIO11",
  31                           "GPIO12",
  32                           "GPIO13",
  33                           "GPIO14",
  34                           "GPIO15",
  35                           "GPIO16",
  36                           "GPIO17",
  37                           "GPIO18",
  38                           "GPIO19",
  39                           "GPIO20",
  40                           "GPIO21",
  41                           "GPIO22",
  42                           "GPIO23",
  43                           "GPIO24",
  44                           "GPIO25",
  45                           "GPIO26",
  46                           "GPIO27",
  47                           "GPIO28",
  48                           "GPIO29",
  49                           "GPIO30",
  50                           "GPIO31",
  51                           "GPIO32",
  52                           "GPIO33",
  53                           "GPIO34",
  54                           "GPIO35",
  55                           "GPIO36",
  56                           "GPIO37",
  57                           "GPIO38",
  58                           "GPIO39",
  59                           "GPIO40",
  60                           "GPIO41",
  61                           "GPIO42",
  62                           "GPIO43",
  63                           "GPIO44",
  64                           "GPIO45",
  65                           "SMPS_SCL",
  66                           "SMPS_SDA",
  67                           /* Used by eMMC */
  68                           "SD_CLK_R",
  69                           "SD_CMD_R",
  70                           "SD_DATA0_R",
  71                           "SD_DATA1_R",
  72                           "SD_DATA2_R",
  73                           "SD_DATA3_R";
  74
  75         pinctrl-0 = <&gpioout &alt0>;
  76 };
  77
  78 &hdmi {
  79         hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
  80         power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
  81         status = "okay";
  82 };
  83
  84 &sdhost {
  85         pinctrl-names = "default";
  86         pinctrl-0 = <&sdhost_gpio48>;
  87         bus-width = <4>;
  88         status = "okay";
  89 };
  90
  91 &uart0 {
  92         pinctrl-names = "default";
  93         pinctrl-0 = <&uart0_gpio14>;
  94         status = "okay";
  95 };