[PATCH] drivers/char/pc8736x_gpio.c: unexport a static struct

A static struct mustn't be exported.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>