Re: [RFC] arm64: dts: qcom: qrb5165-rb5: model the PMU of the QCA6391

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On Tue, Jan 23, 2024 at 4:09 PM Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxx> wrote:
>
> On 23/01/2024 11:04, Bartosz Golaszewski wrote:
> > On Tue, Jan 23, 2024 at 9:30 AM Krzysztof Kozlowski
> > <krzysztof.kozlowski@xxxxxxxxxx> wrote:
> >>
> >> On 22/01/2024 19:21, Bartosz Golaszewski wrote:
> >>> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> >>>
> >>> I'm limiting the audience of this compared to the PCI power sequencing
> >>> series as I wanted to run the DT part by the maintainers before I commit
> >>> to a doomed effort.
> >>>
> >>> Here is the DT representation of the QCA6390's PMU with its inputs and
> >>> outputs. If I were to implement the pwrseq framework that would be able
> >>> to assign the relevant pwrseq data to the consumer based on the actual
> >>> regulators and not abstract bt-pwrseq or wlan-pwrseq properties - would
> >>> that fly with you?
> >>>
> >>> We'd need to deprecate the existing BT bindings but unfortunately they
> >>> are already described as consuming the host PMIC regulators in bindings.
> >>>
> >>> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> >>
> >> Please provide lore link to the binding.
> >>
> >> Best regards,
> >> Krzysztof
> >>
> >
> > This is the one:
> > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
>
> This does not describe your PMU node. Maybe lack of the binding was
> intentional? In such case I missed it from commit msg...
>

Ah, I thought you were asking about the existing bluetooth binding.
Yes, I intentionally didn't include any new bindings as my question
is: does this device-tree source change make sense? If so, then I'll
include it in my series and build the bindings and C code around it.

Bartosz





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