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usb: gadget: Add bcdDevice for the MTU3 USB Gadget Controller

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Add an entry in usb_gadget_controller_number() for the MTU3
gadget controller. It is used to bind the USB Ethernet driver.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Chunfeng Yun 2020-10-14 15:08:30 +08:00 committed by Marek Vasut
parent e09b88cd08
commit 252bd2e3ca
1 changed files with 8 additions and 0 deletions
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8
drivers/usb/gadget/gadget_chips.h
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@ -161,6 +161,12 @@
#define gadget_is_max3420(g) 0
#endif
#ifdef CONFIG_USB_MTU3_GADGET
#define gadget_is_mtu3(g) (!strcmp("mtu3-gadget", (g)->name))
#else
#define gadget_is_mtu3(g) 0
#endif
/**
* usb_gadget_controller_number - support bcdDevice id convention
* @gadget: the controller being driven
@ -224,5 +230,7 @@ static inline int usb_gadget_controller_number(struct usb_gadget *gadget)
return 0x24;
else if (gadget_is_max3420(gadget))
return 0x25;
else if (gadget_is_mtu3(gadget))
return 0x26;
return -ENOENT;
}