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ARM: dts: imx7d-sdb: Add sht11 Click Board support 

The imx7d-sdb has a mickro bus connector that can be connected to a
Sensirion SHT11 click board (temperature and humidity sensor):

https://shop.mikroe.com/click/sensors/sht1x

Add a new device tree file to describe such hardware.

Signed-off-by: Marco Franchi <marco.franchi@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
hifive-unleashed-5.1
Marco Franchi 2017-03-08 15:32:29 -03:00 committed by Shawn Guo
parent fef5c646db
commit fd1eb46c38
2 changed files with 75 additions and 0 deletions
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1
arch/arm/boot/dts/Makefile
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@ -458,6 +458,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
imx7d-nitrogen7.dtb \
imx7d-sbc-imx7.dtb \
imx7d-sdb.dtb \
imx7d-sdb-sht11.dtb \
imx7s-colibri-eval-v3.dtb \
imx7s-warp.dtb
dtb-$(CONFIG_SOC_LS1021A) += \

74
arch/arm/boot/dts/imx7d-sdb-sht11.dts 100644
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@ -0,0 +1,74 @@
/*
* Copyright (C) 2015 Freescale Semiconductor, Inc.
*
* 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.
*/
#include "imx7d-sdb.dts"
/ {
sensor {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sensor>;
compatible = "sensirion,sht15";
clk-gpios = <&gpio4 12 0>;
data-gpios = <&gpio4 13 0>;
vcc-supply = <&reg_sht15>;
};
reg_sht15: regulator-sht15 {
compatible = "regulator-fixed";
regulator-name = "reg_sht15";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
&i2c3 {
status = "disabled";
};
&iomuxc {
pinctrl_sensor: sensorgrp {
fsl,pins = <
MX7D_PAD_I2C3_SDA__GPIO4_IO13 0x4000007f
MX7D_PAD_I2C3_SCL__GPIO4_IO12 0x4000007f
>;
};
};