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Re: Why do we need reset_control_get_optional() ?

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On Friday, July 29, 2016 3:08:15 PM CEST Philipp Zabel wrote:
> Hi Masahiro,
> 
> Am Donnerstag, den 28.07.2016, 19:29 +0900 schrieb Masahiro Yamada:
> [...]
> > However, I think the following makes more sense:
> > 
> > 
> > menuconfig RESET_CONTROLLER
> >         bool "Reset Controller Support"
> >         depends on (ARCH_HAS_RESET_CONTROLLER || COMPILE_TEST)
> >         default y
> >         help
> >           Generic Reset Controller support.
> 
> That looks sensible to me. You'll only have to enable the reset
> controller framework if either some enabled architecture has a reset
> controller (in which case you want the driver for it to be activated by
> default), or if you want to compile test some of the reset drivers.

This still doesn't let a platform 'select RESET_FOO', unless they
also select RESET_CONTROLLER and ARCH_HAS_RESET_CONTROLLER.

Why do we need to guard all drivers inside of two symbols?

	Arnd

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Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-07-28 11:50 +0200
  Re: Why do we need reset_control_get_optional() ? Arnd Bergmann <arnd@arndb.de> - 2016-07-28 12:20 +0200
    Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-07-28 13:00 +0200
    Re: Why do we need reset_control_get_optional() ? Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-07-28 13:00 +0200
      Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-07-28 13:10 +0200
        Re: Why do we need reset_control_get_optional() ? Arnd Bergmann <arnd@arndb.de> - 2016-08-05 18:00 +0200
          Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-08-08 18:40 +0200
            Re: Why do we need reset_control_get_optional() ? Arnd Bergmann <arnd@arndb.de> - 2016-08-08 23:50 +0200
  Re: Why do we need reset_control_get_optional() ? Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-07-28 12:40 +0200
    Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-07-29 15:10 +0200
      Re: Why do we need reset_control_get_optional() ? Arnd Bergmann <arnd@arndb.de> - 2016-07-30 22:20 +0200
        Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-08-05 11:00 +0200
          Re: Why do we need reset_control_get_optional() ? Arnd Bergmann <arnd@arndb.de> - 2016-08-05 17:40 +0200
            Re: Why do we need reset_control_get_optional() ? Philipp Zabel <p.zabel@pengutronix.de> - 2016-08-08 19:30 +0200

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