[ORLinux] [PATCH] gpiolib/arches: Centralise bolierplate asm/gpio.h

[Jonas Bonn]

Acked-by: Jonas Bonn <jonas at southpole.se> (for OpenRISC)

On Mon, 2012-04-16 at 09:21 +0200, Linus Walleij wrote:
> On Sun, Apr 15, 2012 at 11:52 AM, Mark Brown
> <broonie at opensource.wolfsonmicro.com> wrote:
> 
> > Rather than requiring architectures that use gpiolib but don't have any
> > need to define anything custom to copy an asm/gpio.h provide a Kconfig
> > symbol which architectures must select in order to include gpio.h and
> > for other architectures just provide the trivial implementation directly.
> >
> > This makes it much easier to do gpiolib updates and is also a step towards
> > making gpiolib APIs available on every architecture.
> >
> > For architectures with existing boilerplate code leave a stub header in
> > place which warns on direct inclusion of asm/gpio.h and includes
> > linux/gpio.h to catch code that's doing this.  Direct inclusion of
> > asm/gpio.h has long been deprecated.
> >
> > Signed-off-by: Mark Brown <broonie at opensource.wolfsonmicro.com>
> > ---
> >  arch/alpha/include/asm/gpio.h      |   59 ++----------------------------
> >  arch/arm/Kconfig                   |    1 +
> >  arch/avr32/Kconfig                 |    1 +
> >  arch/blackfin/Kconfig              |    1 +
> >  arch/ia64/include/asm/gpio.h       |   59 ++----------------------------
> >  arch/m68k/Kconfig.cpu              |    1 +
> >  arch/microblaze/include/asm/gpio.h |   57 ++---------------------------
> >  arch/mips/Kconfig                  |    1 +
> >  arch/openrisc/include/asm/gpio.h   |   69 ++---------------------------------
> >  arch/powerpc/include/asm/gpio.h    |   57 ++---------------------------
> >  arch/sh/Kconfig                    |    1 +
> >  arch/sparc/include/asm/gpio.h      |   40 ++-------------------
> >  arch/unicore32/Kconfig             |    1 +
> >  arch/x86/include/asm/gpio.h        |   57 ++---------------------------
> >  arch/xtensa/include/asm/gpio.h     |   60 ++-----------------------------
> >  drivers/gpio/Kconfig               |    8 ++++
> >  include/linux/gpio.h               |   34 +++++++++++++++++
> >  17 files changed, 81 insertions(+), 426 deletions(-)
> 
> This looks good but I think we need to page the alpha, ia64, m68k, microblaze,
> openrisc etc subarch maintainers on this patch so they have their say.
> 
> Yours,
> Linus Walleij
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