usb: gadget: add Kconfig for OS descriptors

Add Kconfig for OS descriptors

Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 7c0df5c264de016aa09592152979fa635371a45a..4a3b22e6def9927af4c3263bc7816c207e15592a 100644 (file)
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -98,6 +98,15 @@ config USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8
 
 endif # USB_GADGET_DWC2_OTG
 
+config USB_GADGET_OS_DESCRIPTORS
+       bool "USB OS Feature Descriptors support"
+       help
+         This is a porting patch from linux kernel: 37a3a533429e
+         ("usb: gadget: OS Feature Descriptors support"), the original commit
+         log see below:
+         There is a custom (non-USB IF) extension to the USB standard:
+         http://msdn.microsoft.com/library/windows/hardware/gg463182
+
 config CI_UDC
        bool "ChipIdea device controller"
        select USB_GADGET_DUALSPEED