linux-kernel - Re: [PATCH v2 05/16] dt-bindings: display/msm: dp-controller: Add SM8750

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Message-ID: <2dfe466c-ad94-4683-a2e9-a49e77a61f4f@linaro.org>
Date: Wed, 19 Feb 2025 18:02:20 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Rob Clark <robdclark@...il.com>, Abhinav Kumar
 <quic_abhinavk@...cinc.com>, Sean Paul <sean@...rly.run>,
 Marijn Suijten <marijn.suijten@...ainline.org>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Krishna Manikandan <quic_mkrishn@...cinc.com>,
 Jonathan Marek <jonathan@...ek.ca>, Kuogee Hsieh <quic_khsieh@...cinc.com>,
 Neil Armstrong <neil.armstrong@...aro.org>, linux-arm-msm@...r.kernel.org,
 dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 Srini Kandagatla <srinivas.kandagatla@...aro.org>
Subject: Re: [PATCH v2 05/16] dt-bindings: display/msm: dp-controller: Add
 SM8750

On 17/02/2025 19:58, Dmitry Baryshkov wrote:
> On Mon, Feb 17, 2025 at 05:41:26PM +0100, Krzysztof Kozlowski wrote:
>> Add DisplayPort controller for Qualcomm SM8750 SoC which so far looks
>> fully compatible with earlier SM8650 variant.
> 
> As that became a question for QCS8300, does SM8750 also support exactly
> two MST streams?

v1.5 of DP (starting from SA8775p , then SM8650 and SM8750) support 4x
MST for DPTX0 and 2x MST for DPTX1.

The DP in SM8650 and SM8750 are identical, according to datasheet (v1.5.1).


Best regards,
Krzysztof