From mboxrd@z Thu Jan 1 00:00:00 1970 From: marco.franchi@nxp.com (Marco Franchi) Date: Wed, 15 Mar 2017 13:43:58 -0300 Subject: [PATCH] ARM: dts: imx7d-sdb: Add thermo 2 Click Board support Message-ID: <1489596238-31669-1-git-send-email-marco.franchi@nxp.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The imx7d-sdb has a mickro bus connector that can be connected to a Dallas Semiconductor Thermo 2 click board (DS1825 one wire temperature sensor): https://shop.mikroe.com/click/sensors/thermo-2 Add a new device tree file to describe such hardware. Signed-off-by: Marco Franchi --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx7d-sdb-ds1825.dts | 60 ++++++++++++++++++++++++++++++++++ 2 files changed, 61 insertions(+) create mode 100644 arch/arm/boot/dts/imx7d-sdb-ds1825.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 7009856..d90c6c2 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-ds1825.dtb \ imx7d-sdb-sht11.dtb \ imx7s-colibri-eval-v3.dtb \ imx7s-warp.dtb diff --git a/arch/arm/boot/dts/imx7d-sdb-ds1825.dts b/arch/arm/boot/dts/imx7d-sdb-ds1825.dts new file mode 100644 index 0000000..bd1cd20 --- /dev/null +++ b/arch/arm/boot/dts/imx7d-sdb-ds1825.dts @@ -0,0 +1,60 @@ +/* + * 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" + +/ { + onewire_device { + compatible = "w1-gpio"; + gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_w1>; + }; +}; + +&iomuxc_lpsr { + pinctrl_w1: w1grp { + fsl,pins = < + MX7D_PAD_LPSR_GPIO1_IO02__GPIO1_IO2 0x14 + >; + }; +}; -- 2.7.4