Re: [PATCH 1/2] dt-bindings: phy: qcom,usb-snps-femto-v2: Add REFGEN regulator

From: Konrad Dybcio
Date: Thu Aug 31 2023 - 16:40:48 EST


On 31.08.2023 20:25, Rob Herring wrote:
> On Wed, Aug 30, 2023 at 11:13:51PM +0200, Konrad Dybcio wrote:
>> The HSPHY is (or at least can be) one of the users of the reference
>> voltage generating regulator. Ensure that dependency is described
>> properly.
>>
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
>> ---
>> Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
>> index 0f200e3f97a9..e895b6c4ee49 100644
>> --- a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
>> +++ b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
>> @@ -53,6 +53,9 @@ properties:
>> items:
>> - description: PHY core reset
>>
>> + refgen-supply:
>> + description: phandle to the REFGEN regulator node
>
> Supply names are local to the device (sink name), but this seems to be
> named based on the supply source. Maybe hard to do if all internal
> stuff. What is this supplying and what's the source if not REFGEN?
I don't think I have anything that would answer this question..
Though I would not at all be surprised if Qualcomm also called the
input "refgen"..

Maybe Bjorn or Dmitry would know.

Konrad