Re: [PATCH v4 2/6] dt: bindings: add mt7621-clk device tree binding documentation

From: Stephen Boyd
Date: Thu Dec 17 2020 - 05:51:03 EST


Quoting Sergio Paracuellos (2020-12-17 02:38:37)
> On Thu, Dec 17, 2020 at 11:32 AM Stephen Boyd <sboyd@xxxxxxxxxx> wrote:
> >
> > Quoting Sergio Paracuellos (2020-12-17 02:14:10)
> > > node is to use architecture operations in
> > > 'arch/mips/include/asm/mach-ralink/ralink_regs.h'
> > > instead of getting a phandle using the regmap is being currently used...
> >
> > Can that be done with
> >
> > CLK_OF_DECLARE_DRIVER("mediatek,mt7621-sysc", my_timer_clk_init)
> >
> > ? Is the syscon used anywhere besides by the clk driver?
>
> Yes, for example all the gates use them to access SYSC_REG_CLKCFG1 in
> all of their 'mt7621_gate_ops' and also in all 'recalc_rate' functions
> where SYSC_REG_SYSTEM_CONFIG0, is readed.

That sounds like it's only used by the clk provider/driver? Any other
code uses the syscon?