usb/penwell_otg: charging notification api changes for CLV

usb/penwell_otg: charging notification api changes for CLV

BZ: 23221

As power_supply interface updated, so USB OTG driver can use unified
interfaces to notify battery charger events and charging current
limitation.

Change-Id: I752624094f16461a5bed909889c177f4c62078ea
Signed-off-by: Wu, Hao <hao.wu@intel.com>
Reviewed-on: http://android.intel.com:8080/34867
Reviewed-by: Kuppuswamy, Sathyanarayanan <sathyanarayanan.kuppuswamy@intel.com>
Reviewed-by: Tang, Richard <richard.tang@intel.com>
Reviewed-by: Pandey, Raj <raj.pandey@intel.com>
Tested-by: Sun, Jianhua <jianhua.sun@intel.com>
Reviewed-by: Meng, Zhe <zhe.meng@intel.com>
Tested-by: Meng, Zhe <zhe.meng@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>