ARM: BCM5301X: Add DT for Asus RT-AC68U

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 59f7970..1e8b8b7 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -56,6 +56,7 @@
 	bcm2835-rpi-b.dtb \
 	bcm2835-rpi-b-plus.dtb
 dtb-$(CONFIG_ARCH_BCM_5301X) += \
+	bcm4708-asus-rt-ac68u.dtb \
 	bcm4708-buffalo-wzr-1750dhp.dtb \
 	bcm4708-luxul-xwc-1000.dtb \
 	bcm4708-netgear-r6250.dtb \