Re: [PATCH 7/7] arm64: dts: qcom: msm8916: add clocks to the GCC device node

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On Sat, 18 Jun 2022 at 16:02, Stephan Gerhold <stephan@xxxxxxxxxxx> wrote:
>
> On Fri, Jun 17, 2022 at 11:34:24PM +0300, Dmitry Baryshkov wrote:
> > On Fri, 17 Jun 2022 at 20:14, Stephan Gerhold <stephan@xxxxxxxxxxx> wrote:
> > >
> > > If we want to change this to the actual votable clock later this should
> > > probably be <&rpmcc RPM_SMD_XO_CLK_SRC>. AFAIK that clock exists in RPM
> > > on MSM8916 but was never added to the clk-smd-rpm driver (for MSM8916).
> > >
> > > Not sure where the pin-controlled BB_CLK1 is coming from here. :)
> >
> > It came from the schematics I had at hand (db410c). It uses the
> > BB_CLK1 together with the enable pin. I'll probably use xo_board for
> > now and postpone changing this to rpmcc clock until the next attempt
> > to read msm-3.x code.
> >
>
> Hmm, you're right - BB_CLK1 goes to CXO on most MSM8916+PM8916 devices.
> I think the msm-3.10 kernel still controls it via the RPM_SMD_XO_CLK_SRC
> though. Quite confusing. :)

I will take a look. Thank you for noticing this.

-- 
With best wishes
Dmitry



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