From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B70B4C4361B for ; Wed, 9 Dec 2020 20:13:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8276723A02 for ; Wed, 9 Dec 2020 20:13:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388125AbgLIUNd (ORCPT ); Wed, 9 Dec 2020 15:13:33 -0500 Received: from mail-ot1-f68.google.com ([209.85.210.68]:37224 "EHLO mail-ot1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730623AbgLIUNd (ORCPT ); Wed, 9 Dec 2020 15:13:33 -0500 Received: by mail-ot1-f68.google.com with SMTP id o11so2661956ote.4; Wed, 09 Dec 2020 12:13:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=4WkPwlu52Q10AIZ+1tIPGMg0KSqgHstPiaQxqFnYDFo=; b=byyFk5R1f7QZOjXkqR4EaGqkpKWGY/okp/pDBOlodRqeAFZ/Ij6G0BAUApRdeZHNXD hd5stEG9LR8gLG8egrFbfpokfS3P5oOV6udX10FSDs0fnN7Lu0k0kbC0040EKokVorjZ u2zpQ69Ue/FCSYHZg9wiXkiIsJeuPp9dJvDWuf60425xghHVcdnPldwV60rXbS2w1oiM 8VExVGeMqELgP7eGmqzC4Dal3FM6ylBBWxrsrdOiDyiCfvcxhms/Q2tXGloshCu09aG4 feSsh5HZovrOef6gMOI8vHUSDGKj2VrKv5HCf3oAUtp51UaQeJJw6INTaE6e+dk+FrRm S49Q== X-Gm-Message-State: AOAM532FKBIhRUtOifKc1DZb8pSbXomQMNb4cCIIc26LsuE++jgpiz39 zQrGV9O6DNzd4K274yw2Yw== X-Google-Smtp-Source: ABdhPJwtKQwS8Gi3pDPIlZI5JEncLbmyXnT+ngYSWpyLnhIFwPETb9SdRk81hmxd9JJ/MwuNbUM+5Q== X-Received: by 2002:a9d:3e0d:: with SMTP id a13mr3371526otd.194.1607544771739; Wed, 09 Dec 2020 12:12:51 -0800 (PST) Received: from xps15 (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id y10sm593219ota.42.2020.12.09.12.12.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Dec 2020 12:12:50 -0800 (PST) Received: (nullmailer pid 863704 invoked by uid 1000); Wed, 09 Dec 2020 20:12:49 -0000 Date: Wed, 9 Dec 2020 14:12:49 -0600 From: Rob Herring To: Stephan Gerhold Cc: Linus Walleij , linux-input@vger.kernel.org, devicetree@vger.kernel.org, Dmitry Torokhov , Rob Herring Subject: Re: [PATCH 2/3] dt-bindings: Input: tm2-touchkey - document vddio-supply Message-ID: <20201209201249.GA863661@robh.at.kernel.org> References: <20201203131242.44397-1-stephan@gerhold.net> <20201203131242.44397-2-stephan@gerhold.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201203131242.44397-2-stephan@gerhold.net> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, 03 Dec 2020 14:12:41 +0100, Stephan Gerhold wrote: > The Samsung touchkey controllers are often used with external pull-up > for the interrupt line and the I2C lines, so we might need to enable > a regulator to bring the lines into usable state. Otherwise, this might > cause spurious interrupts and reading from I2C will fail. > > Document support for a "vddio-supply" that is enabled by the tm2-touchkey > driver so that the regulator gets enabled when needed. > > Cc: Linus Walleij > Signed-off-by: Stephan Gerhold > --- > .../devicetree/bindings/input/cypress,tm2-touchkey.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > Reviewed-by: Rob Herring