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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 7D01AC433DF for ; Tue, 26 May 2020 09:22:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 56E0E207CB for ; Tue, 26 May 2020 09:22:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="MnxWolw9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388477AbgEZJWX (ORCPT ); Tue, 26 May 2020 05:22:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55368 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388425AbgEZJWV (ORCPT ); Tue, 26 May 2020 05:22:21 -0400 Received: from mail-lj1-x244.google.com (mail-lj1-x244.google.com [IPv6:2a00:1450:4864:20::244]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 42852C08C5C1 for ; Tue, 26 May 2020 02:22:20 -0700 (PDT) Received: by mail-lj1-x244.google.com with SMTP id w10so23661706ljo.0 for ; Tue, 26 May 2020 02:22:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=VakK3K1bdraH2CNaKAl1HsIOSqvOwW4BrMU1GIVbMHI=; b=MnxWolw9+48E82BoH0W4h0NGW8qNWn6yMAn4GAyxdbSVePnsGeI36UvX1g9L5RRBi8 GmM11E2y1xIjISz2igNjVGdMCjBKrM7dGLaLrpPJt/vhSsAhQ32ci4eQ/Joq+sj/zxf+ ZdBlienAY0XqjGtuVjQqycVSNEJFq7gk7pteYStezGwHhU3RBvGrWZg6O7UAPFBTZra5 jMQ40HcgtLQwdQekePnYsX3Zhvn/0w52mgrC1lbXvcqldPEHypNpf2kG9KIh8jqLkT1i yvd1yL6iKiKNNxyS2HcwW4tOv/FS/YwC/HTfDTNd7pS7xmbG5epLeZYMGoTsofuPO8k6 5KzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=VakK3K1bdraH2CNaKAl1HsIOSqvOwW4BrMU1GIVbMHI=; b=Ujvl3k0YRAU2sfeOX1mNzbCF0rNYCJBNHLP011YGv5fwx++v34+pksyoOtY8p1/10/ t4JJNFsK3jOPj6f4232X2k2XmoAzUxQDIjErB0sBa2oT6G6vQF7XCzgt61bY64yVaWAY dscSN0rzBjmtADLL5xjsymZDE68J8gGZaXt3Ro5hBwx073rS7KDUrhZRKvPJDs75dK9w dfZ9Nnr38ngGT8F6AZ3FYNM8X5HFQgJXhgy23o4qBQoYka7Rl9I9eg0yF2Ql7zMtia42 2frrTgdacUiiBqsxlUmn4pDYqNkB2+84LHvCDawmk+nr+eK+CE7doN17EN7pn7pvfs83 42pA== X-Gm-Message-State: AOAM5318HVf2hD7yc7xiM4XUhevL/yGNXaokUdre4sGM5jnoNM33KSQG nVCblRO1SoiepL30dUVidm9CKt3qN0S0PpkIcpUgcw== X-Google-Smtp-Source: ABdhPJw8pZgJaIXNUkLHn6B/J6FuTQ9hom3jWdzfr1ToPBwixrVD38ffTLrjv381+a2u7Q5Qz7hclK+v3FW2m0rQXNA= X-Received: by 2002:a05:651c:32d:: with SMTP id b13mr146695ljp.283.1590484938670; Tue, 26 May 2020 02:22:18 -0700 (PDT) MIME-Version: 1.0 References: <20200525151117.32540-1-jonathan.albrieux@gmail.com> <20200525151117.32540-4-jonathan.albrieux@gmail.com> In-Reply-To: <20200525151117.32540-4-jonathan.albrieux@gmail.com> From: Linus Walleij Date: Tue, 26 May 2020 11:22:07 +0200 Message-ID: Subject: Re: [PATCH v6 3/5] dt-bindings: iio: magnetometer: ak8975: add gpio reset support To: Jonathan Albrieux Cc: "linux-kernel@vger.kernel.org" , ~postmarketos/upstreaming@lists.sr.ht, Andy Shevchenko , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Hartmut Knaack , Jonathan Cameron , Lars-Peter Clausen , "open list:IIO SUBSYSTEM AND DRIVERS" , Peter Meerwald-Stadler , Jonathan Cameron , Rob Herring Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 25, 2020 at 5:13 PM Jonathan Albrieux wrote: > Add reset-gpio support. > > Without reset's deassertion during ak8975_power_on(), driver's probe fails > on ak8975_who_i_am() while checking for device identity for AK09911 chip. > > AK09911 has an active low reset gpio to handle register's reset. > AK09911 datasheet says that, if not used, reset pin should be connected > to VID. This patch emulates this situation. > > Signed-off-by: Jonathan Albrieux Reviewed-by: Linus Walleij Yours, Linus Walleij