Re: [PATCH v3 02/23] gcc-sdm845: Add rates to the GP clocks

Dmitry Baryshkov
2024-06-18T18:56:00Z

On Tue, Jun 18, 2024 at 08:50:52PM GMT, Konrad Dybcio wrote:
>
>
> On 6/18/24 19:50, Dmitry Baryshkov wrote:
> > On Tue, Jun 18, 2024 at 04:59:36PM GMT, Dzmitry Sankouski wrote:
> > > sdm845 has "General Purpose" clocks that can be muxed to
> > > SoC pins.
> > >
> > > Those clocks may be used as e.g. PWM sources for external peripherals.
> > > Add more frequencies to the table for those clocks so it's possible
> > > for arbitrary peripherals to make use of them.
> > >
> > > See also: bf8bb8eaccf(clk: qcom: gcc-msm8916: Add rates to the GP clocks)
> >
> > Each time I look at the table attached to the GP CLK, I feel that it's
> > plain wrong. In the end the GPCLK can in theory have arbitrary value
> > depending on the usecase.
> >
> > Bjorn, Konrad, maybe we should add special clk_ops for GP CLK which
> > allow more flexibility than a default clk_rcg2_ops?
>
> If we can somehow get max m/n/d values for all possible parents, sure

Calculate them at runtime?

--
With best wishes
Dmitry