Add USB_OTG_ADP definition for usb_otg_descriptor.bmAttributes.
Signed-off-by: Macpaul Lin <macpaul@gmail.com>
Signed-off-by: Li Jun <jun.li@freescale.com>
Acked-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
 /* from usb_otg_descriptor.bmAttributes */
 #define USB_OTG_SRP            (1 << 0)
 #define USB_OTG_HNP            (1 << 1)        /* swap host/device roles */
+#define USB_OTG_ADP            (1 << 2)        /* support ADP */
 
 /*-------------------------------------------------------------------------*/