From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 82A7878F2F; Thu, 29 Jan 2026 16:53:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769705584; cv=none; b=t9gvF/DXFy7/+lG2ef+BI2WYo8bmEvdR6dL/Wmuz/U5r9qSfYtWZaMYtrnoyJT7ETIK6+4/6Q+w0hWKf17ppE87uXOoTejtUa66b64p/u6pnbN9ljXWqqwKrmUVVbZjUKj2oA3TECytMbIR40OpxpfQxUOF9sddCX0zPahpew54= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769705584; c=relaxed/simple; bh=4Go8r+auphjo22TcuXvyOWWNojSmrb+RGzHfXTGMbzs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=l1EZ81E/BVjHH+xHlxmNR/fKmc1kUAsdnCPLAXdSXOEH+6qm2/3lveMZZpy5RSWNEgvRxAm+qveEu9WFo2emFpuIRdGyeafGKj2gBtn0JI61etIpCZj619WMHfIkVTcvZZkhq0DohOIMHTTCdYKm39uQT9mfjUWodKl/r6cw070= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=i9GB03m2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="i9GB03m2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E040BC4CEF7; Thu, 29 Jan 2026 16:53:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769705584; bh=4Go8r+auphjo22TcuXvyOWWNojSmrb+RGzHfXTGMbzs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=i9GB03m2rvW1q2q52DbPwCtjUQP5aHy6q0i/GQtvQPaBJ77SGI9HEANAdjlN+ue50 cz4KCQVvudBzPtTloSt7N4Bxq+AiQLUVj8DXVEVb6Jp6PlksHW8ir0Xjg1x9AwJqw7 BPg8jwfYNyiCs1SAMC5wdYwvHw4ApXjcGxAGrGoolFt8swmCiXrGX0mck+fC/4epLG AtBxiVddh00hmQJtFZhy8nvi+gRGAs3QG6/ybnz3rRwvtYa9EH6ATp1RkpXUgrQ6iU /nyBDnOmmeLghKnZ3q+SvgvkFNEw0yuvjZgXWZEaDcQ/auR7l+TTjmMXkNDl0df/L7 RXZBPHnedKVaw== Date: Thu, 29 Jan 2026 10:53:03 -0600 From: "Rob Herring (Arm)" To: Ritesh Kumar Cc: quic_mahap@quicinc.com, robin.clark@oss.qualcomm.com, mripard@kernel.org, krzk+dt@kernel.org, dri-devel@lists.freedesktop.org, martin.petersen@oracle.com, tzimmermann@suse.de, lumag@kernel.org, simona@ffwll.ch, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sean@poorly.run, kishon@kernel.org, James.Bottomley@hansenpartnership.com, marijn.suijten@somainline.org, devicetree@vger.kernel.org, andersson@kernel.org, cros-qcom-dts-watchers@chromium.org, linux-scsi@vger.kernel.org, vkoul@kernel.org, mani@kernel.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, quic_vproddut@quicinc.com, abhinav.kumar@linux.dev, conor+dt@kernel.org, konradybcio@kernel.org, freedreno@lists.freedesktop.org, airlied@gmail.com Subject: Re: [PATCH v4 1/2] dt-bindings: phy: qcom-edp: Add reference clock for sa8775p eDP PHY Message-ID: <176970558251.1269081.4205775234649909264.robh@kernel.org> References: <20260128114853.2543416-1-quic_riteshk@quicinc.com> <20260128114853.2543416-2-quic_riteshk@quicinc.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260128114853.2543416-2-quic_riteshk@quicinc.com> On Wed, 28 Jan 2026 17:18:49 +0530, Ritesh Kumar wrote: > The initial sa8775p eDP PHY binding contribution missed adding support for > voting on the eDP reference clock. This went unnoticed because the UFS PHY > driver happened to enable the same clock. > > After commit 77d2fa54a945 ("scsi: ufs: qcom : Refactor phy_power_on/off > calls"), the eDP reference clock is no longer kept enabled, which results > in the following PHY power-on failure: > > phy phy-aec2a00.phy.10: phy poweron failed --> -110 > > To fix this, explicit voting for the eDP reference clock is required. > This patch adds the eDP reference clock for sa8775p eDP PHY and updates > the corresponding example node. > > Signed-off-by: Ritesh Kumar > --- > .../devicetree/bindings/display/msm/qcom,sa8775p-mdss.yaml | 6 ++++-- > Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml | 1 + > 2 files changed, 5 insertions(+), 2 deletions(-) > Acked-by: Rob Herring (Arm)