tree 71f6b06e47ddaa23c42105b696dec52f5ccc0747
parent 30f010f5c4cfcdf3773d6f2dcbab3c349d05c668
author Yingjoe Chen <yingjoe.chen@mediatek.com> 1422339326 +0800
committer Linus Walleij <linus.walleij@linaro.org> 1426640536 +0100

pinctrl: mediatek: emulate GPIO interrupt on both-edges

MTK EINT does not support generating interrupt on both edges.
Emulate this by changing edge polarity while enable irq,
set types and interrupt handling. This follows an example of
drivers/gpio/gpio-mxc.c.

Signed-off-by: Yingjoe Chen <yingjoe.chen@mediatek.com>
Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Acked-by: Hongzhou Yang <hongzhou.yang@mediatek.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>