Re: [PATCH v2] dt-bindings: phy: qcom,usb-hs-phy: Add compatible

From: Dmitry Baryshkov
Date: Wed Apr 17 2024 - 03:02:38 EST


On Wed, 17 Apr 2024 at 09:50, Herman van Hazendonk
<github.com@xxxxxxxxxx> wrote:
>
> On Wed, 17 Apr 2024 at 07:52, Herman van Hazendonk
> <github.com@xxxxxxxxxx> wrote:
> >>
> >> Adds qcom,usb-hs-phy-msm8660 compatible
> >>
> >> Used by HP Touchpad (tenderloin) for example.
> >>
> >> Signed-off-by: Herman van Hazendonk <github.com@xxxxxxxxxx>
> >> ---
> >> Documentation/devicetree/bindings/phy/qcom,usb-hs-phy.yaml | 2 ++
> >> 1 file changed, 2 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-hs-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-hs-phy.yaml
> >> index f042d6af1594..ccf23170cd17 100644
> >> --- a/Documentation/devicetree/bindings/phy/qcom,usb-hs-phy.yaml
> >> +++ b/Documentation/devicetree/bindings/phy/qcom,usb-hs-phy.yaml
> >> @@ -15,6 +15,7 @@ if:
> >> contains:
> >> enum:
> >> - qcom,usb-hs-phy-apq8064
> >> + - qcom,usb-hs-phy-msm8660
> >> - qcom,usb-hs-phy-msm8960
> >> then:
> >> properties:
> >> @@ -41,6 +42,7 @@ properties:
> >> - enum:
> >> - qcom,usb-hs-phy-apq8064
> >> - qcom,usb-hs-phy-msm8226
> >> + - qcom,usb-hs-phy-msm8960
>
> > This should probably be msm8660 rather than 8960
> Hi Dmitry,
>
> Thanks for the swift feedback. I'll send a v3.
> I need more coffee before doing this in the morning

Please wait for the feedback from bindings maintainers (this might
take a couple of days).

> > Note, nowadays the rule would be to use qcom,msm8660-usb-hs-phy
> > compatible, but I wonder if we should enforce this for such an old
> > platform or whether similarity wins.
>
> >> - qcom,usb-hs-phy-msm8916
> >> - qcom,usb-hs-phy-msm8960
> >> - qcom,usb-hs-phy-msm8974
> >>
>
> I plan to send more patches for the msm8660, so happy to understand what
> is the preferred approach, because it doesn't seem consistent.
>
> These are my first patches, so learning mainly from what I see in commit
> history (which might be outdated)
> It's indeed ancient platform, we just would like to get HP TouchPad
> (tenderloin) running with a mainline kernel, hence these patches.

This sounds really interesting. I recently got apq8060 so I should be
able to test your patches if the time permits.

--
With best wishes
Dmitry