[PATCH 0/6 v12] gpio: Add block GPIO

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Sat Dec 29 07:13:56 EST 2012


On 13:01 Sat 29 Dec     , Roland Stigge wrote:
> Hi,
> 
> On 29/12/12 11:20, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > On 17:49 Sun 23 Dec     , Roland Stigge wrote:
> >> This set of patches adds:
> >>
> >> * Block GPIO API to gpiolib
> >> * Sysfs support for GPIO API, to provide userland access
> >> * Device interface for userland access (alternative to sysfs)
> >> * Devicetree support to instantiate GPIO blocks via DT
> >> * Example implementations in several gpio drivers since they need
> >>   special accessor functions for block wise GPIO access (only for some
> >>   selected drivers since the feature is optional and not suitable for
> >>   all GPIO hardware)
> >> * Fix for race condition in gpiolib on device creation
> >>
> >> Signed-off-by: Roland Stigge <stigge at antcom.de>
> >> Tested by: Wolfgang Grandegger <wg at grandegger.com>
> >> --
> >>
> >> Testing branch available at: git://git.antcom.de/linux-2.6.git blockgpio
> >>
> >> Changes since v11:
> >> * Removed support for at91, since this one is currently in the migration
> >>   process to pinctrl implementation
> > already done for 3.8
> > 
> > in Linus tree
> 
> Good, thanks for the note! So we include support for block GPIO in
> pinctrl-at91.c now.
> 
> I guess the redundant code in arch/arm/mach-at91/gpio.c will be removed?
no we keep for non DT platform

Best Regards,
J.



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