ARM: dts: Add DTS file for D-Link DIR-685

This adds a device tree file for the Gemini-based D-Link DIR-685
router, supporting all devices that are currently supported in
the main DTSI SoC file.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4b17f35..dc00f3e 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -180,6 +180,7 @@
 	exynos5440-ssdk5440.dtb \
 	exynos5800-peach-pi.dtb
 dtb-$(CONFIG_ARCH_GEMINI) += \
+	gemini-dlink-dir-685.dtb \
 	gemini-nas4220b.dtb \
 	gemini-rut1xx.dtb \
 	gemini-sq201.dtb \