162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0
262306a36Sopenharmony_ci/dts-v1/;
362306a36Sopenharmony_ci#include "bcm2837.dtsi"
462306a36Sopenharmony_ci#include "bcm2836-rpi.dtsi"
562306a36Sopenharmony_ci
662306a36Sopenharmony_ci/ {
762306a36Sopenharmony_ci	memory@0 {
862306a36Sopenharmony_ci		device_type = "memory";
962306a36Sopenharmony_ci		reg = <0 0x40000000>;
1062306a36Sopenharmony_ci	};
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_ci	reg_3v3: fixed-regulator {
1362306a36Sopenharmony_ci		compatible = "regulator-fixed";
1462306a36Sopenharmony_ci		regulator-name = "3V3";
1562306a36Sopenharmony_ci		regulator-min-microvolt = <3300000>;
1662306a36Sopenharmony_ci		regulator-max-microvolt = <3300000>;
1762306a36Sopenharmony_ci		regulator-always-on;
1862306a36Sopenharmony_ci	};
1962306a36Sopenharmony_ci
2062306a36Sopenharmony_ci	reg_1v8: fixed-regulator {
2162306a36Sopenharmony_ci		compatible = "regulator-fixed";
2262306a36Sopenharmony_ci		regulator-name = "1V8";
2362306a36Sopenharmony_ci		regulator-min-microvolt = <1800000>;
2462306a36Sopenharmony_ci		regulator-max-microvolt = <1800000>;
2562306a36Sopenharmony_ci		regulator-always-on;
2662306a36Sopenharmony_ci	};
2762306a36Sopenharmony_ci};
2862306a36Sopenharmony_ci
2962306a36Sopenharmony_ci&firmware {
3062306a36Sopenharmony_ci	expgpio: gpio {
3162306a36Sopenharmony_ci		compatible = "raspberrypi,firmware-gpio";
3262306a36Sopenharmony_ci		gpio-controller;
3362306a36Sopenharmony_ci		#gpio-cells = <2>;
3462306a36Sopenharmony_ci		gpio-line-names = "HDMI_HPD_N",
3562306a36Sopenharmony_ci				  "EMMC_EN_N",
3662306a36Sopenharmony_ci				  "",
3762306a36Sopenharmony_ci				  "",
3862306a36Sopenharmony_ci				  "",
3962306a36Sopenharmony_ci				  "",
4062306a36Sopenharmony_ci				  "",
4162306a36Sopenharmony_ci				  "";
4262306a36Sopenharmony_ci		status = "okay";
4362306a36Sopenharmony_ci	};
4462306a36Sopenharmony_ci};
4562306a36Sopenharmony_ci
4662306a36Sopenharmony_ci&sdhost {
4762306a36Sopenharmony_ci	pinctrl-names = "default";
4862306a36Sopenharmony_ci	pinctrl-0 = <&sdhost_gpio48>;
4962306a36Sopenharmony_ci	bus-width = <4>;
5062306a36Sopenharmony_ci	vmmc-supply = <&reg_3v3>;
5162306a36Sopenharmony_ci	vqmmc-supply = <&reg_1v8>;
5262306a36Sopenharmony_ci	status = "okay";
5362306a36Sopenharmony_ci};
54