[PATCH] ARM: dts: imx7d-sdb: Add sht11 Click Board support
Shawn Guo
shawnguo at kernel.org
Tue Mar 14 00:56:34 PDT 2017
On Wed, Mar 08, 2017 at 03:32:29PM -0300, Marco Franchi wrote:
> 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 at nxp.com>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx7d-sdb-sht11.dts | 74 +++++++++++++++++++++++++++++++++++
> 2 files changed, 75 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx7d-sdb-sht11.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 0118084..7009856 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -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) += \
> diff --git a/arch/arm/boot/dts/imx7d-sdb-sht11.dts b/arch/arm/boot/dts/imx7d-sdb-sht11.dts
> new file mode 100644
> index 0000000..2f6f801
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7d-sdb-sht11.dts
> @@ -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 = <®_sht15>;
> + };
> +
> + reg_sht15: reg-sht15 {
'regulator-sht15' should be the recommended name.
I fixed it up and applied the patch.
Shawn
> + 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
> + >;
> + };
> +};
> --
> 2.7.4
>
>
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