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=-8.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, 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=unavailable 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 207EBC433E2 for ; Mon, 14 Sep 2020 15:57:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B0F9F2074B for ; Mon, 14 Sep 2020 15:57:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="gku1P5Hm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726381AbgINP5v (ORCPT ); Mon, 14 Sep 2020 11:57:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726416AbgINP5c (ORCPT ); Mon, 14 Sep 2020 11:57:32 -0400 Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4B9EC061788 for ; Mon, 14 Sep 2020 08:57:31 -0700 (PDT) Received: by mail-pf1-x441.google.com with SMTP id z19so12993218pfn.8 for ; Mon, 14 Sep 2020 08:57:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=t/D26Uwv3mW6oiSEVXVjGFj3LJMSulQUIHEdDLLHRoU=; b=gku1P5Hms+NOzxUdzlxx5ehaT95NUifp0BHFREgyr2MSeDS7+0Ep2LJYXMcBjmjFmX 1JnOa1Y+zHG9rvZpLud1pOc1A8aJCUHlt9ir1AXSY1UX+D5MYVjgISmiiJIOOMSiEVSo ycTBU0XRRXmgy4JU+YTWFzP07XnhCk6dwUh+c= 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=t/D26Uwv3mW6oiSEVXVjGFj3LJMSulQUIHEdDLLHRoU=; b=WF/FJ27V3BemBvD7Mx1p5YmOvTmeNaaYW46h3R7tM2VvonnumdG4lWzT8zXydbEcND EI5MWDCzT3cAJrP4eHApX6hcUOtvXLFtuSkIxrLxZydHLYAHomgZyIabIA8ioyazM2cv rj1F5zUbicgmeTm9RfeovUdQZT78CHtWkDFbXa8a4oyOVE6jBmYzfvHAsaG+m2wXaCth MsfFC3CNVPhAsy3QYUzOq1kBr+qmezoG0uW5WcVxxUGCUduOeKFRpqQcK67/ZmfzcUZj YPSF5tX4t/bnWmG1sZ0CbVQmmeXVysGY3jdJWficjbVJDvN0czxGov/pB3HeJc+VaPR/ EqFw== X-Gm-Message-State: AOAM5338JDgXhBzUSNzfq72SW/7FiqUSLtzGU+BviWNJwl5t3iufqApq 8364E1dYFGxZp2EgoM+IE7IVKw== X-Google-Smtp-Source: ABdhPJxUNQD/sCAAM9ssTwD5uRORxFY6nnhO0vJvu+Bn3MUZzNB6losF8axc2v+45wzv1s+xK14fRg== X-Received: by 2002:a62:82c8:: with SMTP id w191mr13497443pfd.147.1600099051296; Mon, 14 Sep 2020 08:57:31 -0700 (PDT) Received: from localhost ([2620:15c:202:1:f693:9fff:fef4:e70a]) by smtp.gmail.com with ESMTPSA id w203sm10632684pfc.97.2020.09.14.08.57.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 14 Sep 2020 08:57:30 -0700 (PDT) Date: Mon, 14 Sep 2020 08:57:29 -0700 From: Matthias Kaehlcke To: satya priya Cc: Bjorn Andersson , gregkh@linuxfoundation.org, Andy Gross , Rob Herring , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, akashast@codeaurora.org, rojay@codeaurora.org, msavaliy@qti.qualcomm.com, dianders@chromium.org Subject: Re: [PATCH V6 2/4] arm64: dts: qcom: sc7180: Add wakeup support for BT UART on sc7180-idp Message-ID: <20200914155729.GA2022397@google.com> References: <1600091917-7464-1-git-send-email-skakit@codeaurora.org> <1600091917-7464-3-git-send-email-skakit@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1600091917-7464-3-git-send-email-skakit@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 14, 2020 at 07:28:35PM +0530, satya priya wrote: > Add the necessary pinctrl, interrupt property and a suitable sleep config > to support Bluetooth wakeup feature. > > GPIO mode is configured in sleep state to drive the RTS/RFR line low. > If QUP function is selected in sleep state, UART RTS/RFR is pulled high > during suspend and BT SoC not able to send wakeup bytes. > > Signed-off-by: satya priya Reviewed-by: Matthias Kaehlcke