[U-Boot] [i.MX8MM+CCF 08/41] clk: export mux/divider ops

Peng Fan
2019-05-07T13:25:00Z

> Subject: Re: [i.MX8MM+CCF 08/41] clk: export mux/divider ops
>
> On Tue, 30 Apr 2019 10:17:58 +0000
> Peng Fan <peng.fan@nxp.com> wrote:
>
> > Export mux/divider ops for composite usage
> >
> > Signed-off-by: Peng Fan <peng.fan@nxp.com>
> > ---
> > include/linux/clk-provider.h | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/include/linux/clk-provider.h
> > b/include/linux/clk-provider.h index 216095d28c..a60cf6e833 100644
> > --- a/include/linux/clk-provider.h
> > +++ b/include/linux/clk-provider.h
> > @@ -83,6 +83,7 @@ struct clk_divider {
> > #define CLK_DIVIDER_ROUND_CLOSEST BIT(4)
> > #define CLK_DIVIDER_READ_ONLY BIT(5)
> > #define CLK_DIVIDER_MAX_AT_ZERO BIT(6)
> > +extern const struct clk_ops clk_divider_ops;
> >
>
> Why do we need to export clk_divider_ops? Why iMX8MM requires it?

The composite driver will use that to set ops for divider clk inside composite clk.
The Linux CCF also exports it.

You could check the clk-composite-imx8m and clk-composite driver in this patchset.

Regards,
Peng.

>
> > struct clk_fixed_factor {
> > struct clk clk;
>
>
>
>
> Best regards,
>
> Lukasz Majewski
>
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>
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