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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 85899C433B4 for ; Mon, 10 May 2021 09:14:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4DA6161285 for ; Mon, 10 May 2021 09:14:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230146AbhEJJPp (ORCPT ); Mon, 10 May 2021 05:15:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230098AbhEJJPp (ORCPT ); Mon, 10 May 2021 05:15:45 -0400 Received: from mail-ua1-x92c.google.com (mail-ua1-x92c.google.com [IPv6:2607:f8b0:4864:20::92c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EFBF9C061574 for ; Mon, 10 May 2021 02:14:39 -0700 (PDT) Received: by mail-ua1-x92c.google.com with SMTP id 33so4990403uaa.7 for ; Mon, 10 May 2021 02:14:39 -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=cf+N/JAKJmPE1kvrNVbyPIgWjo2nWT8Ib0zglPbc7UU=; b=heQQoRF4Bq2wpiivWKYCladAqOw+Tz+1t9GdHA5V3adUn8/T2WHsakAvQqriMnYmZq MV8/GN1ZulVY949J3udljZo3ksKPyLDsvb3/Xkk1l38Gu8fzoTfm7qqn23/HWfQM7RbW vuD+9rt5BxSTqZullX1bQDsb9PsH1qyRuikOcfI6dQKoarJU/y2eOyiOtVlXvoIoUqVp CsfnkiRGK8jmA1QE9E5YLpFL1Lme0xIlaFLXJcsMV45l8DzPI3GJry03VolShW3uavr2 mYfOKmIZooUFIQUQ1X2kXsh4jaNAfaSSu8QNf+ZYBRGvfoCQesCNQNt5cuZlRh0A5ZkC yTNA== 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=cf+N/JAKJmPE1kvrNVbyPIgWjo2nWT8Ib0zglPbc7UU=; b=SL14qhWicBXMMH+gdDuhOrNyHOdl84jU6IQI2CFCTUny1HvszJ5xHEvxPQfxlC+rdp UM1duWSu/japO4cGDV0LlMhma8viK1o/kn/Vud1CjR1UV0aRBYrgwQaZ74Awig/pw+nA IfnroVXctdgOdb7UXQ5Lil0Ob9Y67yiAneUgUOUuY8GUsC7KUhI3nvh5W0RU6oAFwws3 msnDq2msyFslVz4Tae/woQ3X85iB5qQvGUJ0zIYh4wCzKJSnc5SDVXDEBnAUlHxafdRs NSsby4WSlXT3ZQxdcgLYp3Dt1Har1TsMHdOK4dVvApEcZ9BxSjgBI4jwnIGnuDOSLoTw EkNw== X-Gm-Message-State: AOAM533avKGbnP6VZCkZGtdm+GneSXSkE+r02y99X3ZT77EOSwZF2o/j 415Duq8Zd5I3T9pXW/7h4eDmS3+QWepMfiBcZlUexA== X-Google-Smtp-Source: ABdhPJwehwD9fXlFKTSIGTTIkSmVCJiqMa9L4UCNAj8DRlyerJLuph/eT6zc7ge7jBc+/EFQDcx9e3HegAuS8kqPmPg= X-Received: by 2002:a9f:35b3:: with SMTP id t48mr456263uad.129.1620638078520; Mon, 10 May 2021 02:14:38 -0700 (PDT) MIME-Version: 1.0 References: <20210509224226.348127-1-linus.walleij@linaro.org> In-Reply-To: From: Ulf Hansson Date: Mon, 10 May 2021 11:14:02 +0200 Message-ID: Subject: Re: [PATCH] brcmfmac: Obtain reset GPIO To: Arend Van Spriel , Linus Walleij Cc: Arend van Spriel , Franky Lin , Hante Meuleman , Chi-hsien Lin , Wright Feng , Chung-hsien Hsu , linux-wireless Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Mon, 10 May 2021 at 09:37, Arend Van Spriel wrote: > > + Uffe > > On 5/10/2021 12:42 AM, Linus Walleij wrote: > > This grabs the reset GPIO and holds it de-asserted, if available. > > Asserting this signal will make the SDIO card re-enumerate. > > looks ok to me, but could this also be done through SDIO power sequence > stuff? Yes, it certainly looks like that to me. It should be the mmc host/core that manages the power on/off thingy for the SDIO card. [...] Kind regards Uffe