The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/bcm2835-rpi-cm1-io1.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /dts-v1/;
    3 #include "bcm2835-rpi-cm1.dtsi"
    4 #include "bcm283x-rpi-usb-host.dtsi"
    5 
    6 / {
    7         compatible = "raspberrypi,compute-module", "brcm,bcm2835";
    8         model = "Raspberry Pi Compute Module IO board rev1";
    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                           "HDMI_HPD_N",
   66                           /* Also used as ACT LED */
   67                           "EMMC_EN_N",
   68                           /* Used by eMMC */
   69                           "SD_CLK_R",
   70                           "SD_CMD_R",
   71                           "SD_DATA0_R",
   72                           "SD_DATA1_R",
   73                           "SD_DATA2_R",
   74                           "SD_DATA3_R";
   75 
   76         pinctrl-0 = <&gpioout &alt0>;
   77 };
   78 
   79 &hdmi {
   80         hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
   81         power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
   82         status = "okay";
   83 };
   84 
   85 &sdhost {
   86         pinctrl-names = "default";
   87         pinctrl-0 = <&sdhost_gpio48>;
   88         bus-width = <4>;
   89         status = "okay";
   90 };
   91 
   92 &uart0 {
   93         pinctrl-names = "default";
   94         pinctrl-0 = <&uart0_gpio14>;
   95         status = "okay";
   96 };

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