From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S942673AbdAJTVa (ORCPT ); Tue, 10 Jan 2017 14:21:30 -0500 Received: from mail-pf0-f194.google.com ([209.85.192.194]:33965 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932344AbdAJTVD (ORCPT ); Tue, 10 Jan 2017 14:21:03 -0500 Subject: Re: [PATCH] gpio: pca953x: Add optional reset gpio control To: Rob Herring References: <1483391271-17304-1-git-send-email-steve_longerbeam@mentor.com> <1483391271-17304-2-git-send-email-steve_longerbeam@mentor.com> <20170104132231.jlhqwngaeza7duoo@rob-hp-laptop> Cc: linus.walleij@linaro.org, gnurou@gmail.com, mark.rutland@arm.com, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Steve Longerbeam From: Steve Longerbeam Message-ID: <6ab3577a-8e6a-1f67-ac25-b4054767b3f2@gmail.com> Date: Tue, 10 Jan 2017 11:21:00 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 MIME-Version: 1.0 In-Reply-To: <20170104132231.jlhqwngaeza7duoo@rob-hp-laptop> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/04/2017 05:22 AM, Rob Herring wrote: > On Mon, Jan 02, 2017 at 01:07:51PM -0800, Steve Longerbeam wrote: >> Add optional reset-gpios pin control. If present, de-assert the >> specified reset gpio pin to bring the chip out of reset. >> >> Signed-off-by: Steve Longerbeam >> Cc: Linus Walleij >> Cc: Alexandre Courbot >> Cc: linux-gpio@vger.kernel.org >> Cc: linux-kernel@vger.kernel.org >> --- >> Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 4 ++++ >> drivers/gpio/gpio-pca953x.c | 11 +++++++++++ >> 2 files changed, 15 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt >> index 08dd15f..da54f4c 100644 >> --- a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt >> +++ b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt >> @@ -29,6 +29,10 @@ Required properties: >> onsemi,pca9654 >> exar,xra1202 >> >> +Optional properties: >> + - reset-gpios: GPIO specification for the RESET input > Need to specify active high or low. done (it's an active low signal). Steve