Re: [PATCH v1 3/3] arm64: dts: qcom: ipq5332: Add icc provider ability to gcc

From: Varadarajan Narayanan
Date: Wed Jul 10 2024 - 06:50:12 EST


On Tue, Jul 09, 2024 at 11:53:41AM +0200, Konrad Dybcio wrote:
> On 9.07.2024 8:39 AM, Varadarajan Narayanan wrote:
> > IPQ SoCs dont involve RPM in managing NoC related clocks and
> > there is no NoC scaling. Linux itself handles these clocks.
> > However, these should not be exposed as just clocks and align
> > with other Qualcomm SoCs that handle these clocks from a
> > interconnect provider.
> >
> > Hence include icc provider capability to the gcc node so that
> > peripherals can use the interconnect facility to enable these
> > clocks.
> >
> > Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
> > ---
>
> Doesn't the USB host need to have its path described to keep working?

Presently, USB host enables GCC_SNOC_USB_CLK directly using
the clocks/clock-name entries. So it is not dependent on ICC.

Shall I update the USB DT node to use interconnects now itself,
or wait until this IPQ5332 ICC enablement series is approved?
Please let me know.

Thanks
Varada