mfd: fusb302: add usb super speed property support.
authorwenping.zhang <wenping.zhang@rock-chips.com>
Thu, 29 Sep 2016 09:48:50 +0000 (17:48 +0800)
committerHuang, Tao <huangtao@rock-chips.com>
Mon, 10 Oct 2016 12:16:45 +0000 (20:16 +0800)
commit9aea250d9d84a1d53bbd1c98e66cc8f53ba576cd
tree3d89f0181242cff2bd1852a7bb69af90c7cf464d
parentbad81ba6684c2879e2ec595ae2a412b3b02602fc
mfd: fusb302: add usb super speed property support.

The meaning of the property value is as below:
The value of the property EXTCON_PROP_USB_SS is 0: USB1.0 or USB2.0
The value of the property EXTCON_PROP_USB_SS is 1: USB3.0

we change the logic of fusb302 notification , if dp sink device is connected, dfp is set to 1,
and use pin assignment value to define if sink device support usb3.0.

Change-Id: Ib7afaf9b754b4585b0ef211dd246059b8ab72904
Signed-off-by: wenping.zhang <wenping.zhang@rock-chips.com>
drivers/mfd/fusb302.c