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u-boot/arch/arm/dts/bcm2837-rpi-cm3.dtsi

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// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
#include "bcm2836-rpi.dtsi"
/ {
memory@0 {
device_type = "memory";
reg = <0 0x40000000>;
};
leds {
/*
* Since there is no upstream GPIO driver yet,
* remove the incomplete node.
*/
/delete-node/ led-act;
};
reg_3v3: fixed-regulator {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
reg_1v8: fixed-regulator {
compatible = "regulator-fixed";
regulator-name = "1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
};
&firmware {
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "HDMI_HPD_N",
"EMMC_EN_N",
"NC",
"NC",
"NC",
"NC",
"NC",
"NC";
status = "okay";
};
};
&sdhost {
pinctrl-names = "default";
pinctrl-0 = <&sdhost_gpio48>;
bus-width = <4>;
vmmc-supply = <&reg_3v3>;
vqmmc-supply = <&reg_1v8>;
status = "okay";
};