rk3x: pmic: rk818: support low battery detect,and slove otg error.
authorzhangqing <zhangqing@rock-chips.com>
Mon, 8 Jun 2015 17:30:41 +0000 (10:30 -0700)
committerzhangqing <zhangqing@rock-chips.com>
Mon, 8 Jun 2015 17:30:41 +0000 (10:30 -0700)
commitda2e4ebd026d21409ced84bd85c61749374388ee
tree340d4b13cb2f79c75e13f36e353c7c72754f8388
parenta2cc02921a16dea76b9ff82841d4ade6adb166c9
rk3x: pmic: rk818: support low battery detect,and slove otg error.

Add function:
1)battery voltage low then 3.0V not allow to power on.
2)battery voltage low then 3.4V have irq to wakeup from deep sleep.
3)disable otg_en when rk818 shutdown..

Signed-off-by: zhangqing <zhangqing@rock-chips.com>
drivers/mfd/rk818.c