Re: [PATCH 01/13] clk: qcom: gcc: limit GPLL0_AO_OUT operating frequency

From: Stephen Boyd
Date: Fri Dec 21 2018 - 16:51:28 EST


Quoting Jorge Ramirez (2018-12-21 13:45:41)
> On 12/21/18 22:40, Stephen Boyd wrote:
> > Quoting Jorge Ramirez (2018-12-21 11:45:28)
> >> On 12/21/18 20:28, Bjorn Andersson wrote:
> >>> Perhaps there's a better way to define that this particular clock
> >>> hardware can change rate, but in this implementation it must not?
> >> the initialization for this particular PLL on this particular platform
> >> is wrong
> >> as the interface does not apply to the platform needs even though it is an
> >> alpha_pll
> >>
> >> if the VCO is not an option -even though it reflects the platform
> >> constrains-
> >> I would suggest nullifying the alpha_pll_ops that do not apply to this
> >> platform:
> >> ie: set_rate, round_rate set to null in the probe.
> >>
> >> allowing the interface calls (ops) to go through to later on make them fail
> >> based on some setting would be fundamentally wrong IMO
> >>
> > We have clk_alpha_pll_postdiv_ro_ops so maybe just add another set of
> > those for the alpha_pll itself?
> >
> >
>
> something like
> clk_alpha_pll_fixed_ops?

Either way works. We're not consistent in naming now that we have
clk_alpha_pll_fixed_fabia_ops.