linux-kernel - Re: [PATCH 1/2] dt-bindings: phy: qmp-ufs: Fix PHY clocks for SC7180

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Date: Wed, 3 Apr 2024 19:23:59 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Danila Tikhonov <danila@...xyga.com>
Cc: andersson@...nel.org, konrad.dybcio@...aro.org, vkoul@...nel.org,
	kishon@...nel.org, robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	cros-qcom-dts-watchers@...omium.org, davidwronek@...il.com,
	linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: phy: qmp-ufs: Fix PHY clocks for SC7180

On Mon, Apr 01, 2024 at 09:22:39PM +0300, Danila Tikhonov wrote:
> QMP UFS PHY used in SC7180 requires 3 clocks:
> 
> * ref - 19.2MHz reference clock from RPMh
> * ref_aux - Auxiliary reference clock from GCC
> * qref - QREF clock from GCC
> 
> This change obviously breaks the ABI, but it is inevitable since the
> clock topology needs to be accurately described in the binding.
> 
> Signed-off-by: Danila Tikhonov <danila@...xyga.com>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

- Mani

> ---
>  .../devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml       | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> index 91a6cc38ff7f..a79fde9a8cdf 100644
> --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml
> @@ -86,6 +86,7 @@ allOf:
>              enum:
>                - qcom,msm8998-qmp-ufs-phy
>                - qcom,sa8775p-qmp-ufs-phy
> +              - qcom,sc7180-qmp-ufs-phy
>                - qcom,sc7280-qmp-ufs-phy
>                - qcom,sc8180x-qmp-ufs-phy
>                - qcom,sc8280xp-qmp-ufs-phy
> -- 
> 2.44.0
> 

-- 
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