brcm63xx: switch to 4.1

Switch brcm63xx to 4.1 to give it some initial testing, but keep 3.18
at least until CC-final is out.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 46386

target/linux/brcm63xx/Makefile

@@ -11,7 +11,7 @@ BOARD:=brcm63xx
 BOARDNAME:=Broadcom BCM63xx
 SUBTARGETS:=generic smp
 FEATURES:=squashfs usb atm pci pcmcia usbgadget
-KERNEL_PATCHVER:=3.18
+KERNEL_PATCHVER:=4.1
 MAINTAINER:=Jonas Gorski <jogo@openwrt.org>
 
 include $(INCLUDE_DIR)/target.mk