usb: gadget: composite: add USB_DT_OTG request handling
usb: gadget: composite: add USB_DT_OTG request handling

Copy usb_otg_descriptor from config's descriptor if host requests
USB_DT_OTG.

Signed-off-by: Macpaul Lin <36727fb51abe17ad607f8f6bb2e8c1f935e6588e@gmail.com>
Signed-off-by: Li Jun <6ec34a90a24ebc739c91c1430f6b3f83b3480552@freescale.com>
Reviewed-by: Roger Quadros <eba86029bdfc5762d0419aa8dd4fd0368b2d01d4@ti.com>
Signed-off-by: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs