Re: [PATCH v11 03/38] clk: ep93xx: add DT support for Cirrus EP93xx

From: Stephen Boyd
Date: Fri Aug 30 2024 - 18:27:38 EST


Quoting Nikita Shubin (2024-08-30 02:23:12)
> Hello Stephen!
>
> On Wed, 2024-08-28 at 13:44 -0700, Stephen Boyd wrote:
> > Quoting Nikita Shubin via B4 Relay (2024-07-15 01:38:07)
> > > diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
> > > index 3e9099504fad..234b0a8b7650 100644
> > > --- a/drivers/clk/Kconfig
> > > +++ b/drivers/clk/Kconfig
> > > @@ -218,6 +218,14 @@ config COMMON_CLK_EN7523
> > >           This driver provides the fixed clocks and gates present
> > > on Airoha
> > >           ARM silicon.
> > >  
> > > +config COMMON_CLK_EP93XX
> > > +       bool "Clock driver for Cirrus Logic ep93xx SoC"
> >
> > tristate?
> >
> > > +       depends on ARCH_EP93XX || COMPILE_TEST
> > > +       select MFD_SYSCON
> >
> > Why is this selecting syscon?
> >
> > > +       select REGMAP
> >
> > Is this needed either?
>
> Indeed REGMAP is selected by COMMON_CLK, MFD_SYSCON not required, but
> it needs AUXILIARY_BUS.

I don't see REGMAP selected by COMMON_CLK. Did I miss something?

>
> > > +#define devm_ep93xx_clk_hw_register_fixed_rate_parent_data(dev,
> > > name, parent_data, flags, fixed_rate)  \
> > > +       __clk_hw_register_fixed_rate((dev), NULL, (name), NULL,
> > > NULL, \
> > > +                                    (parent_data), (flags),
> > > (fixed_rate), 0, 0, true)
> >
> > Is this to workaround a missing
> > devm_clk_hw_register_fixed_rate_parent_data() macro?
>
> Yes, if it's okay - i'll fire next revision, all other comments are
> acknowledged.
>

Can you add the macro so others can use it in another patch?