Hi Chris,
On Thu, Sep 13, 2018 at 4:54 PM Chris Brandt <[email protected]> wrote:
> On Thursday, September 13, 2018, Geert Uytterhoeven wrote:
> > > > I wonder they just didn't make a clock_initcall() and timer_initcall()
> > > > instead.
> > >
> > > What happens if you place the clk_init() before board_time_init() ? in
> > > arch/sh/kernel/time.c
> >
> > Nothing, as Chris is using an ARM platform ;-)
> >
> > The clock driver is drivers/clk/renesas/renesas-cpg-mssr.c, which is a
> > platform_driver registered from subsys_initcall().
>
> Just FYI, for the heck of it, I tried and hacked in registering the
> clock driver using CLK_OF_DECLARE since that happens before the
> TIMER_OF_DECLARE timers are probed.
>
> But, I got this result:
>
> [ 0.000000] Driver 'renesas-cpg-mssr' was unable to register with bus_type
> 'platform' because the bus was not initialized.
Indeed, you cannot register a platform device from CLK_OF_DECLARE().
Instead, you have to operate on the passed struct device_node pointer,
cfr. the old RZ/A1 clock driver.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
