[PATCH 3/9] clk: fractional-divider: add CLK_FRAC_DIVIDER_ZERO_BASED flag support

Dong Aisheng
2017-06-20T09:26:11Z

On Mon, Jun 19, 2017 at 06:55:47PM -0700, Stephen Boyd wrote:
> On 05/15, Dong Aisheng wrote:
> > diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
> > index a6efbb9..4466cae 100644
> > --- a/include/linux/clk-provider.h
> > +++ b/include/linux/clk-provider.h
> > @@ -557,6 +557,11 @@ void clk_hw_unregister_fixed_factor(struct clk_hw *hw);
> > * @lock: register lock
> > *
> > * Clock with adjustable fractional divider affecting its output frequency.
> > + *
> > + * Flags:
> > + * CLK_FRAC_DIVIDER_ZERO_BASED - by default the divisor is the value read
> > + * from the register. If CLK_FRAC_DIVIDER_ZERO_BASED is set then the
> > + * divider is the raw value read from the register plus one.
>
> This should say the numerator and denominator are both the value
> read plus one. It isn't clear if it applies to the numerator, or
> the denominator, or both.
>

Good suggestion.
Will improve it.

Regards
Dong Aisheng

> > */
> > struct clk_fractional_divider {
> > struct clk_hw hw;
>
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