linux-kernel - [PATCH v5 0/5] Display enablement changes for Qualcomm QCS8300 platform

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Message-ID: <20250730-mdssdt_qcs8300-v5-0-bc8ea35bbed6@quicinc.com>
Date: Wed, 30 Jul 2025 17:42:25 +0800
From: Yongxing Mou <quic_yongmou@...cinc.com>
To: Rob Clark <robin.clark@....qualcomm.com>,
        Dmitry Baryshkov
	<lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang
	<jessica.zhang@....qualcomm.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Neil
 Armstrong" <neil.armstrong@...aro.org>,
        Kuogee Hsieh
	<quic_khsieh@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        "Konrad
 Dybcio" <konradybcio@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Yongxing Mou <quic_yongmou@...cinc.com>
Subject: [PATCH v5 0/5] Display enablement changes for Qualcomm QCS8300
 platform

This series introduces support to enable the Mobile Display Subsystem (MDSS)
, Display Processing Unit (DPU), DisplayPort controller for the Qualcomm 
QCS8300 target. It includes the addition of the hardware catalog, compatible
string, and their YAML bindings.

Signed-off-by: Yongxing Mou <quic_yongmou@...cinc.com>
---
Changes in v5:Fixed review comments from Krzysztof, Dmitry.
- Rebase to next-20250717.
- Change DP compatible to qcs8300-dp due to add 4 streams support.
- Add QCS8300 UBWC config change due to rebase.
- Add 4 streams clk and phy in the mdss yaml.
- Link to v4: https://lore.kernel.org/r/20250120-mdssdt_qcs8300-v4-0-1687e7842125@quicinc.com

Changes in v4:Fixed review comments from Krzysztof, Dmitry.
- Use the common style for the dt-bindings commits.[Dmitry]
- Update the commits msg for the mdss binding patch, explain why they
  reuse different platform drivers.[Krzysztof]
- Link to v3: https://lore.kernel.org/r/20250113-mdssdt_qcs8300-v3-0-6c8e93459600@quicinc.com

Changes in v3:Fixed review comments from Krzysztof, Dmitry.
- Fix the missing space issue in commit message.[Krzysztof]
- Separate the patch for the phy from this series.[Dmitry]
- Remove unused dependencies and update in the cover letter.[Dmitry][Krzysztof]
- Link to v2: https://lore.kernel.org/r/20241226-mdssdt_qcs8300-v2-0-acba0db533ce@quicinc.com

Changes in v2:Fixed review comments from Krzysztof, Dmitry, Rob.
- Decouple the devicetree changes from this series.[Dmitry][Krzysztof]
- Drop the dpu driver changes and reuse SA8775P DPU driver.[Dmitry]
- Fix compilation issues in MDSS bindings.[Rob][Krzysztof]
- Correct formatting errors and remove unnecessary status in MDSS
  bindings.[Krzysztof]
- Add the the necessary information in MDSS changes commit msg.[Dmitry]
- Rebase MDSS driver changes to https://lore.kernel.org/dri-devel/
  20241127-msm-mdss-ubwc-v3-0-9782a7c2b023@...aro.org/.[Dmitry]
- Package the DisplayPort controller and eDP PHY bindings document to
  this patch series.
- Collecting MDSS changes reviewd-by Dmitry.
- Reuse the sa8775p eDP PHY as a fallback compat.[Dmitry]
- Reuse the sm8650 DP controller as a fallback compat.[Dmitry]
- Link to v1: https://lore.kernel.org/r/20241127-mdss_qcs8300-v1-0-29b2c3ee95b8@quicinc.com
---
This series depend on 4 pixel streams dt-binding series:
https://lore.kernel.org/all/20250717-dp_mst_bindings-v3-0-72ce08285703@oss.qualcomm.com/

and separate eDP PHY binding:
https://lore.kernel.org/all/20250730072725.1433360-1-quic_yongmou@quicinc.com/~

---
Yongxing Mou (5):
      dt-bindings: display/msm: Document the DPU for QCS8300
      dt-bindings: display/msm: dp-controller: document QCS8300 compatible
      dt-bindings: display/msm: Document MDSS on QCS8300
      drm/msm: mdss: Add QCS8300 support
      soc: qcom: ubwc: Add QCS8300 UBWC cfg

 .../bindings/display/msm/dp-controller.yaml        |   2 +
 .../bindings/display/msm/qcom,qcs8300-mdss.yaml    | 284 +++++++++++++++++++++
 .../bindings/display/msm/qcom,sm8650-dpu.yaml      |  15 +-
 drivers/gpu/drm/msm/msm_mdss.c                     |   1 +
 drivers/soc/qcom/ubwc_config.c                     |  11 +
 5 files changed, 308 insertions(+), 5 deletions(-)
---
base-commit: 024e09e444bd2b06aee9d1f3fe7b313c7a2df1bb
change-id: 20241224-mdssdt_qcs8300-11b7883dc60b
prerequisite-message-id: <20250717-dp_mst_bindings-v3-0-72ce08285703@....qualcomm.com>
prerequisite-patch-id: 4782272bb7d2403e2f2dbf762586d4570e6b6ba6
prerequisite-patch-id: cfdd5c37d38b2a4f1386af4021ba3920c6d8dcf8
prerequisite-patch-id: c874bf64aec8cb2ff0bc91051620ac771cbeeeea
prerequisite-patch-id: 63defbfb812a2f9c6365a98538421aea374e0e13
prerequisite-patch-id: 0ffa9d544d516d4e14700229a4ab6a9c7751823f

Best regards,
-- 
Yongxing Mou <quic_yongmou@...cinc.com>