From: Peng Fan <[email protected]>

Add Kconfig for OS descriptors

Signed-off-by: Peng Fan <[email protected]>
---
 drivers/usb/gadget/Kconfig | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 7c0df5c264..4a3b22e6de 100644
--- 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
-- 
2.28.0

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