linux/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
Stefan Agner 746380186d ARM: dts: imx7-colibri: add Carrier Board 3.3V/5V regulators
Model the Carrier Board power distribution by adding a fixed 3.3V
and 5V regulator. The 3.3V regulator is connected to the backlight
as well as the display supply. The 5V regulator is used to supply
USB VBUS.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2017-04-10 16:16:21 +08:00

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/*
* Copyright 2016 Toradex AG
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/ {
chosen {
stdout-path = "serial0:115200n8";
};
panel: panel {
compatible = "edt,et057090dhu";
backlight = <&bl>;
power-supply = <&reg_3v3>;
port {
panel_in: endpoint {
remote-endpoint = <&lcdif_out>;
};
};
};
reg_3v3: regulator-3v3 {
compatible = "regulator-fixed";
regulator-name = "3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
reg_5v0: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
};
&bl {
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
power-supply = <&reg_3v3>;
status = "okay";
};
&adc1 {
status = "okay";
};
&adc2 {
status = "okay";
};
&fec1 {
status = "okay";
};
&i2c4 {
status = "okay";
/* M41T0M6 real time clock on carrier board */
rtc: m41t0m6@68 {
compatible = "st,m41t00";
reg = <0x68>;
};
};
&lcdif {
status = "okay";
port {
lcdif_out: endpoint {
remote-endpoint = <&panel_in>;
};
};
};
&pwm1 {
status = "okay";
};
&pwm2 {
status = "okay";
};
&pwm3 {
status = "okay";
};
&pwm4 {
status = "okay";
};
&uart1 {
status = "okay";
};
&uart2 {
status = "okay";
};
&uart3 {
status = "okay";
};
&usbotg1 {
status = "okay";
};
&usdhc1 {
keep-power-in-suspend;
wakeup-source;
status = "okay";
};