Re: [PATCH v2 14/16] arm64: dts: qcom: sc8280xp: Fix UFS PHY clocks

From: Manivannan Sadhasivam
Date: Wed Dec 20 2023 - 03:31:06 EST


On Wed, Dec 20, 2023 at 01:35:27AM +0100, Konrad Dybcio wrote:
> On 18.12.2023 13:07, Manivannan Sadhasivam wrote:
> > QMP PHY used in SC8280XP requires 3 clocks:
> >
> > * ref - 19.2MHz reference clock from RPMh
> > * ref_aux - Auxiliary reference clock from GCC
> > * qref - QREF clock from GCC
> >
> > Fixes: 152d1faf1e2f ("arm64: dts: qcom: add SC8280XP platform")
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 18 ++++++++++++------
> > 1 file changed, 12 insertions(+), 6 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> > index cad59af7ccef..37344abbe8bf 100644
> > --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> > @@ -2256,9 +2256,12 @@ ufs_mem_phy: phy@1d87000 {
> > compatible = "qcom,sc8280xp-qmp-ufs-phy";
> > reg = <0 0x01d87000 0 0x1000>;
> >
> > - clocks = <&gcc GCC_UFS_CARD_CLKREF_CLK>,
> > - <&gcc GCC_UFS_PHY_PHY_AUX_CLK>;
> > - clock-names = "ref", "ref_aux";
> > + clocks = <&rpmhcc RPMH_CXO_CLK>,
> > + <&gcc GCC_UFS_PHY_PHY_AUX_CLK>,
> > + <&gcc GCC_UFS_CARD_CLKREF_CLK>;
> GCC_UFS_REF_CLKREF_CLK

I'm not sure about this CLK. So I kept it as it is until I verify it.

- Mani

>
> ?
>
> Konrad

--
மணிவண்ணன் சதாசிவம்