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 755D425DB06; Wed, 20 Aug 2025 21:08:04 +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=1755724084; cv=none; b=MZ126m2B3jGpDLc0tsmNbJDOfWDrydfqU9qBJjU7+Iv6tCa7TbZ/GfElJ+jon9p5aSTSohC+HRiFgcyLP1StUjkbqPGbdy7CECQAGn4Yt/Ou+aIJz2FRAhWzeWjqW8fslRj1pdtv2SMCTRPJneQw5eD8LzRnRfeYR6C6283g0a8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755724084; c=relaxed/simple; bh=rkoobUseBl3ZPCzxbYJUmI8ZVFYkuSdLZI+boJGT8UU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=uZ3vkb8/F21W8uMJrikTFYuWh7ABgvYzw+mYJzNx9KLXs0iBOlFmetK2Pz3aQSkCA6Q0TXEiH5WFlyxX4RZWLiu56X4DC4IvMXo5zsjxGv0uYqlAbaxQQHi4H7BHET92mqFj4QjyDYupdrTlAj8fJiFXG1Cl1zQ0kZxAPrvHO9U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oihkB/d6; 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="oihkB/d6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D80C6C4CEE7; Wed, 20 Aug 2025 21:08:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755724084; bh=rkoobUseBl3ZPCzxbYJUmI8ZVFYkuSdLZI+boJGT8UU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oihkB/d6bpuibPKO7CVwMQ1R8sWllUitiVtdBsUS035RrAaBSORoBP936GmEIOsbu OjULfbVu+pQfvp8jTOoJyz0e6MVlvFM9oi6QWxgpuJQgtivFicURpKEfobLF0866nf qbhhahV5cBcAWDgxDq6/d/tMq50+hvWGhmleVCS+7nvUo0ye0IyNyQVIulpizy/mLO VqV7qeC0YV7tWXSDwSsP7Jin6VG+A++3DMHUBQl3UzhNhwcoLc2ETx3SgG+7ihvuCc wECvB67E1XPAUPi9vquTOpqkaDk6gSIg8erCwUnLSE0K8Rla8SQpyYWiKFqjWS6IJe XJxwBTnEKC6uA== Date: Wed, 20 Aug 2025 16:08:03 -0500 From: "Rob Herring (Arm)" To: Dmitry Baryshkov Cc: Maxime Ripard , Maarten Lankhorst , Rob Clark , Thomas Zimmermann , freedreno@lists.freedesktop.org, Abhinav Kumar , Jessica Zhang , Marijn Suijten , Krzysztof Kozlowski , Sean Paul , Konrad Dybcio , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Simona Vetter , Bjorn Andersson , Dmitry Baryshkov , Abhinav Kumar , Abel Vesa , Mahadevan , Kuogee Hsieh , linux-arm-msm@vger.kernel.org, Conor Dooley , Krzysztof Kozlowski , dri-devel@lists.freedesktop.org, David Airlie Subject: Re: [PATCH v6 5/6] dt-bindings: display/msm: add stream pixel clock bindings for MST Message-ID: <175572408273.1071685.13722769967964549822.robh@kernel.org> References: <20250815-dp_mst_bindings-v6-0-e715bbbb5386@oss.qualcomm.com> <20250815-dp_mst_bindings-v6-5-e715bbbb5386@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20250815-dp_mst_bindings-v6-5-e715bbbb5386@oss.qualcomm.com> On Fri, 15 Aug 2025 17:30:32 +0300, Dmitry Baryshkov wrote: > From: Abhinav Kumar > > On a vast majority of Qualcomm chipsets DisplayPort controller can > support several MST streams (up to 4x). To support MST these chipsets > use up to 4 stream pixel clocks for the DisplayPort controller. Expand > corresponding clock bindings for these platforms and fix example > schema files to follow updated bindings. > > Note: On chipsets that do support MST, the number of streams supported > can vary between controllers. For example, SA8775P supports 4 MST > streams on mdss_dp0 but only 2 streams on mdss_dp1. > > Signed-off-by: Abhinav Kumar > Signed-off-by: Jessica Zhang > Signed-off-by: Dmitry Baryshkov > --- > .../bindings/display/msm/dp-controller.yaml | 63 +++++++++++++++++++++- > .../bindings/display/msm/qcom,sa8775p-mdss.yaml | 20 +++++-- > .../bindings/display/msm/qcom,sar2130p-mdss.yaml | 10 ++-- > .../bindings/display/msm/qcom,sm8750-mdss.yaml | 10 ++-- > .../bindings/display/msm/qcom,x1e80100-mdss.yaml | 10 ++-- > 5 files changed, 99 insertions(+), 14 deletions(-) > Reviewed-by: Rob Herring (Arm)