Re: [PATCH v8 1/2] dt-bindings: phy: qcom: Add CSI2 C-PHY/DPHY schema

[Vijay Kumar Tumati <vijay.tumati@oss.qualcomm.com>]

On 6/3/2026 2:18 PM, Bryan O'Donoghue wrote:
> On 03/06/2026 21:51, Vladimir Zapolskiy wrote:
>>> Actually, one more thing, Why isn't TITAN TOP GDSC here?>>>> +
>> If CSIPHYs are true subdevices under the umbrella CAMSS device and well
>> described as subnodes, then likely none of power domains are needed to be
>> repeatedly described in the children device nodes, since this information
>> can be obtained from the parent device by the driver.
>>
>> Technically 'power-domains' property can be safely removed, I believe.
> 
> The policy is to describe the power-domain dependency fully since DT 
> describes hardware not software architecture.
> 
> Also for a very practical reason a sub-devices can probe/run 
> asynchronously of the parent device being active so in fact we do need 
> to describe the PDs fully.
This makes me think. When the PHY devices are made the sub nodes of the 
top camss node eventually, we can discuss for somethings to be avoided 
in each child, which we can come to later but for now, you need to add 
the top AHB clock as well in the PHY node, Bryan.>
> ---
> bod
Thanks,
Vijay.