[PATCH v2 10/15] dt-bindings: msm: dsi-phy-14nm: Document SM6125 variant
Dmitry Baryshkov
dmitry.baryshkov at linaro.org
Tue Jul 18 22:01:54 UTC 2023
On 19/07/2023 00:00, Marijn Suijten wrote:
> On 2023-06-29 13:54:13, Dmitry Baryshkov wrote:
>> On 27/06/2023 23:14, Marijn Suijten wrote:
>>> Document availability of the 14nm DSI PHY on SM6125. Note that this
>>> compatible uses the SoC-suffix variant, intead of postfixing an
>>> arbitrary number without the sm/sdm portion. The PHY is not powered by
>>> a vcca regulator like on most SoCs, but by the MX power domain that is
>>> provided via the power-domains property and a single corresponding
>>> required-opps.
>>>
>>> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
>>> Signed-off-by: Marijn Suijten <marijn.suijten at somainline.org>
>>> ---
>>> .../devicetree/bindings/display/msm/dsi-phy-14nm.yaml | 11 +++++++++++
>>> 1 file changed, 11 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/display/msm/dsi-phy-14nm.yaml b/Documentation/devicetree/bindings/display/msm/dsi-phy-14nm.yaml
>>> index a43e11d3b00d..183a26f8a6dc 100644
>>> --- a/Documentation/devicetree/bindings/display/msm/dsi-phy-14nm.yaml
>>> +++ b/Documentation/devicetree/bindings/display/msm/dsi-phy-14nm.yaml
>>> @@ -19,6 +19,7 @@ properties:
>>> - qcom,dsi-phy-14nm-2290
>>> - qcom,dsi-phy-14nm-660
>>> - qcom,dsi-phy-14nm-8953
>>> + - qcom,sm6125-dsi-phy-14nm
>>>
>>> reg:
>>> items:
>>> @@ -35,6 +36,16 @@ properties:
>>> vcca-supply:
>>> description: Phandle to vcca regulator device node.
>>>
>>> + power-domains:
>>> + description:
>>> + A phandle and PM domain specifier for an optional power domain.
>>> + maxItems: 1
>>> +
>>> + required-opps:
>>> + description:
>>> + A phandle to an OPP node describing an optional performance point.
>>
>> I'd rephrase this to be something more exact, like 'desribing power
>> domain's performance point'.
>
> Sure. I'll leave out the word "optional", that becomes obvious from
> maxItems:1 without minItems, together with referencing a PM which itself
> is already optional.
no, default minItems is equal to maxItems. It is not listing this
property under the required what makes it optional.
>
> - Marijn
>
>>> + maxItems: 1
>>> +
>>> required:
>>> - compatible
>>> - reg
>>>
>>
>> --
>> With best wishes
>> Dmitry
>>
--
With best wishes
Dmitry
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