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Thu, 26 Feb 2026 02:44:18 -0800 (PST) MIME-Version: 1.0 References: <20260225054525.6803-1-mitltlatltl@gmail.com> <20260225054525.6803-2-mitltlatltl@gmail.com> <20260225-analytic-economic-parrot-4c3a45@quoll> <5617b6ec-b1f7-4f3d-abda-d7142c323759@oss.qualcomm.com> In-Reply-To: <5617b6ec-b1f7-4f3d-abda-d7142c323759@oss.qualcomm.com> From: Pengyu Luo Date: Thu, 26 Feb 2026 18:44:02 +0800 X-Gm-Features: AaiRm53sGdce1eJ6hV-SAxn-qLkKqnA_zFO2EDrbOzCBgEEtUkG39zInYjqgp78 Message-ID: Subject: Re: [PATCH 1/5] dt-bindings: display: msm-dsi-phy-7nm: Add SC8280XP To: Konrad Dybcio Cc: Krzysztof Kozlowski , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Krishna Manikandan , Jonathan Marek , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tianyu Gao , White Lewis Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Wed, Feb 25, 2026 at 7:02=E2=80=AFPM Konrad Dybcio wrote: > > On 2/25/26 11:24 AM, Krzysztof Kozlowski wrote: > > On Wed, Feb 25, 2026 at 01:45:21PM +0800, Pengyu Luo wrote: > >> Document DSI PHY on SC8280XP Platform. > >> > >> Signed-off-by: Pengyu Luo > >> --- > >> Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml | 1 + > >> 1 file changed, 1 insertion(+) > >> > >> diff --git a/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm= .yaml b/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml > >> index 9a9a6c4ab..9223af1f4 100644 > >> --- a/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml > >> +++ b/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml > >> @@ -23,6 +23,7 @@ properties: > >> - qcom,sa8775p-dsi-phy-5nm > >> - qcom,sar2130p-dsi-phy-5nm > >> - qcom,sc7280-dsi-phy-7nm > >> + - qcom,sc8280xp-dsi-phy-5nm > > > > Your other commit claims it is compatible with sa8775p, just like some > > other devices here. > > If that helps, they do have the same values for the REVISION_ID registers > Thanks for confirming this,I will add this to the commit message and fallback to sa8775 then. I am curious, do the PHY QUIRKs in dsi_phy_7nm.c reflect PHY revision? I notice REG_DSI_7nm_PHY_CMN_REVISION_ID0 QUIRK SM8250: 0x00000014 4.1 SM8650: 0x00000025 5.2 SC8280XP: 0x00000024 4.2 SM8750: 0x00000027 7.0(*) (*) SM8750 is 7.2 in the downstream. Best wishes, Pengyu