On Thu, Feb 26, 2026 at 6:56 PM Dmitry Baryshkov
<[email protected]> wrote:
>
> On Thu, Feb 26, 2026 at 06:44:02PM +0800, Pengyu Luo wrote:
> > On Wed, Feb 25, 2026 at 7:02 PM Konrad Dybcio
> > <[email protected]> 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 <[email protected]>
> > > >> ---
> > > >>  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?
>
> Yes
>
> > 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.
>
> Please change SM8750 to 7.2 (and SM8150 to 4.0 FWIW).
>

ACK.

It is exactly 4.0.
https://github.com/OnePlusOSS/android_kernel_oneplus_sm8150/blob/oneplus/SM8150_P_9.0/arch/arm64/boot/dts/qcom/sm8150-sde.dtsi#L518

Best wishes,
Pengyu

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