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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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505251e504
Add structure of USB supply logic. The USB hosts power enable regulator is needed to control VBUS supply on the Colibri carrier board. Signed-off-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
97 lines
1.6 KiB
Plaintext
97 lines
1.6 KiB
Plaintext
/*
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* Copyright 2014 Toradex AG
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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/ {
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chosen {
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bootargs = "console=ttyLP0,115200";
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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sys_5v0_reg: regulator@0 {
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compatible = "regulator-fixed";
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reg = <0>;
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regulator-name = "5v0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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};
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/* USBH_PEN */
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usbh_vbus_reg: regulator@1 {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usbh1_reg>;
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reg = <1>;
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regulator-name = "usbh_vbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio3 19 GPIO_ACTIVE_LOW>;
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vin-supply = <&sys_5v0_reg>;
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};
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};
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};
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&bl {
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brightness-levels = <0 4 8 16 32 64 128 255>;
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default-brightness-level = <6>;
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status = "okay";
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};
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&esdhc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_esdhc1>;
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bus-width = <4>;
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status = "okay";
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};
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&fec1 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_fec1>;
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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/* M41T0M6 real time clock on carrier board */
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rtc: m41t0m6@68 {
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compatible = "st,m41t00";
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reg = <0x68>;
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};
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};
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&pwm0 {
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status = "okay";
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};
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&pwm1 {
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status = "okay";
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};
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&uart0 {
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status = "okay";
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};
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&uart1 {
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status = "okay";
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};
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&uart2 {
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status = "okay";
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};
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&usbh1 {
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vbus-supply = <&usbh_vbus_reg>;
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};
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