rockchip: Add basic support for jerry

This builds and displays an SPL message, but does not function beyond that.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index ba3b71d..3babe65 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -16,7 +16,8 @@
 	exynos5800-peach-pi.dtb \
 	exynos5422-odroidxu3.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += \
-	rk3288-firefly.dtb
+	rk3288-firefly.dtb \
+	rk3288-jerry.dtb
 dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \
 	tegra20-medcom-wide.dtb \
 	tegra20-paz00.dtb \