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     1 // SPDX-License-Identifier: GPL-2.0
    2 /dts-v1/;
    3 #include "bcm2837.dtsi"
    4 #include "bcm2836-rpi.dtsi"
    5 
    6 / {
    7         memory@0 {
    8                 device_type = "memory";
    9                 reg = <0 0x40000000>;
   10         };
   11 
   12         leds {
   13                 /*
   14                  * Since there is no upstream GPIO driver yet,
   15                  * remove the incomplete node.
   16                  */
   17                 /delete-node/ led-act;
   18         };
   19 
   20         reg_3v3: fixed-regulator {
   21                 compatible = "regulator-fixed";
   22                 regulator-name = "3V3";
   23                 regulator-min-microvolt = <3300000>;
   24                 regulator-max-microvolt = <3300000>;
   25                 regulator-always-on;
   26         };
   27 
   28         reg_1v8: fixed-regulator {
   29                 compatible = "regulator-fixed";
   30                 regulator-name = "1V8";
   31                 regulator-min-microvolt = <1800000>;
   32                 regulator-max-microvolt = <1800000>;
   33                 regulator-always-on;
   34         };
   35 };
   36 
   37 &firmware {
   38         expgpio: gpio {
   39                 compatible = "raspberrypi,firmware-gpio";
   40                 gpio-controller;
   41                 #gpio-cells = <2>;
   42                 gpio-line-names = "HDMI_HPD_N",
   43                                   "EMMC_EN_N",
   44                                   "",
   45                                   "",
   46                                   "",
   47                                   "",
   48                                   "",
   49                                   "";
   50                 status = "okay";
   51         };
   52 };
   53 
   54 &sdhost {
   55         pinctrl-names = "default";
   56         pinctrl-0 = <&sdhost_gpio48>;
   57         bus-width = <4>;
   58         vmmc-supply = <®_3v3>;
   59         vqmmc-supply = <®_1v8>;
   60         status = "okay";
   61 };
Cache object: 54c294384335ed84c2cadc7192d121a1 
 
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