blob: 81399b2c5af9e1f46e4d7e61fb2567bb84146aab [file] [log] [blame]
Heinrich Schuchardtbe12fb92019-04-28 06:46:57 +02001// SPDX-License-Identifier: GPL-2.0
2/dts-v1/;
3#include "bcm2837.dtsi"
4#include "bcm2836-rpi.dtsi"
5
6/ {
7 memory@0 {
8 reg = <0 0x40000000>;
9 };
10
11 reg_3v3: fixed-regulator {
12 compatible = "regulator-fixed";
13 regulator-name = "3V3";
14 regulator-min-microvolt = <3300000>;
15 regulator-max-microvolt = <3300000>;
16 regulator-always-on;
17 };
18
19 reg_1v8: fixed-regulator {
20 compatible = "regulator-fixed";
21 regulator-name = "1V8";
22 regulator-min-microvolt = <1800000>;
23 regulator-max-microvolt = <1800000>;
24 regulator-always-on;
25 };
26};
27
28&firmware {
29 expgpio: gpio {
30 compatible = "raspberrypi,firmware-gpio";
31 gpio-controller;
32 #gpio-cells = <2>;
33 gpio-line-names = "HDMI_HPD_N",
34 "EMMC_EN_N",
35 "NC",
36 "NC",
37 "NC",
38 "NC",
39 "NC",
40 "NC";
41 status = "okay";
42 };
43};
44
45&sdhost {
46 pinctrl-names = "default";
47 pinctrl-0 = <&sdhost_gpio48>;
48 bus-width = <4>;
49 vmmc-supply = <&reg_3v3>;
50 vqmmc-supply = <&reg_1v8>;
51 status = "okay";
52};