[PATCH] GPIOLIB: add generic gpio_set_pull API

[Paul Mundt]

On Sun, Aug 07, 2011 at 10:19:33PM -0700, Barry Song wrote:
> Now there are many different implementations for GPIO pull configuration, for
> example:
> s3c_gpio_setpull()
> tegra_pinmux_set_pullupdown()
> chipcHw_setPinPullup()
> gpio_pullup()
> s3c2410_gpio_pullup()
> 
> This patch adds a new generic gpio_set_pull API so that all SoCs can have unified
> codes.
> 
> Signed-off-by: Barry Song <Baohua.Song at csr.com>

For arch/arm/mach-shmobile we also have gpio_pull_up() for board-g4evm.c
and gpio_pull_down() for board-mackerel.c. Both of these would benefit
from this sort of an API addition.