gpio: ich: Add support for multiple register addresses

This patch introduces regs and reglen pointers which allow a chipset to have
register addresses differing from ICH ones.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vincent Donnefort <vdonnefort@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
1 file changed