[source] kernel: fix dwc2 gadget dependency

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/78de59f15aa4468c2c0c6e39627310895fe250aa

commit 78de59f15aa4468c2c0c6e39627310895fe250aa
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Tue Jan 10 10:20:52 2017 +0100

    kernel: fix dwc2 gadget dependency
    
    Use USB_GADGET_SUPPORT feature flag instead of hardcoding the target
    list.
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/kernel/linux/modules/usb.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/kernel/linux/modules/usb.mk b/package/kernel/linux/modules/usb.mk
index 8af16ba..1d71c02 100644
--- a/package/kernel/linux/modules/usb.mk
+++ b/package/kernel/linux/modules/usb.mk
@@ -518,7 +518,7 @@ $(eval $(call KernelPackage,usb2-pci))
 
 define KernelPackage/usb-dwc2
   TITLE:=DWC2 USB controller driver
-  DEPENDS:=+(TARGET_brcm2708||TARGET_at91||TARGET_brcm63xx||TARGET_mxs||TARGET_imx6||TARGET_omap):kmod-usb-gadget
+  DEPENDS:=+USB_GADGET_SUPPORT:kmod-usb-gadget
   KCONFIG:= \
 	CONFIG_USB_DWC2 \
 	CONFIG_USB_DWC2_PCI \