Enabling the LEDs on the ks8695 doesn't even compile, fix it with
a proper include and also replace a <mach/gpio.h> with the proper
<linux/gpio.h>.

Cc: zeal <zealcook@gmail.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Acked-by: NDaniel Silverstone <dsilvers@simtec.co.uk>
Acked-by: NSimtec Linux Team <linux@simtec.co.uk>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>