On Fri, Sep 05, 2025 at 10:50:33AM +0800, Yongxing Mou wrote:
> 
> 
> On 9/4/2025 9:43 PM, Dmitry Baryshkov wrote:
> > On Thu, Sep 04, 2025 at 03:22:37PM +0800, Yongxing Mou wrote:
> > > Add compatible string for the DisplayPort controller found on the
> > > Qualcomm QCS8300 SoC.
> > > 
> > > The Qualcomm QCS8300 platform comes with one DisplayPort controller
> > > that supports 4 MST streams.
> > > 
> > > Signed-off-by: Yongxing Mou <[email protected]>
> > > ---
> > >   .../bindings/display/msm/dp-controller.yaml        | 22 
> > > ++++++++++++++++++++++
> > >   1 file changed, 22 insertions(+)
> > > 
> > > diff --git 
> > > a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml 
> > > b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> > > index 
> > > aeb4e4f36044a0ff1e78ad47b867e232b21df509..ad08fd11588c45698f7e63ecc3218a749fc8ca67
> > >  100644
> > > --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> > > +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> > > @@ -18,6 +18,7 @@ properties:
> > >     compatible:
> > >       oneOf:
> > >         - enum:
> > > +          - qcom,qcs8300-dp
> > 
> > Can we use fallback to qcom,sa8775p-dp instead of declaring a completely
> > new one?
> > 
> I think we can not use fallback to sa8775p, since we don't have DP1
> controller for QCS8300. SA8775P actually have 4 DP controllers (now only 2
> really used). So in the hardware, i think it is different with SA8775P and
> we need a new one.>>             - qcom,sa8775p-dp

The DP controller is the same as the one present on SA8775P.

> > >             - qcom,sc7180-dp
> > >             - qcom,sc7280-dp

-- 
With best wishes
Dmitry

Reply via email to