arm: dts: hummingboard: add cubox/hummingboard DT (part 1 of 2)

These DT files are copied from kernel v5.3 with no changes.

This is part 1 of 2 commits. Included are DT files for the original
Cubox-i and Hummingboard Base/Pro.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 77608d2..77ac739 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -588,7 +588,9 @@
 	imx6dl-aristainetos2c_4.dtb \
 	imx6dl-aristainetos2c_7.dtb \
 	imx6dl-brppt2.dtb \
+	imx6dl-cubox-i.dtb \
 	imx6dl-dhcom-pdk2.dtb \
+	imx6dl-hummingboard.dtb \
 	imx6dl-icore.dtb \
 	imx6dl-icore-mipi.dtb \
 	imx6dl-icore-rqs.dtb \
@@ -605,8 +607,10 @@
 dtb-y += \
 	imx6-apalis.dtb \
 	imx6q-cm-fx6.dtb \
+	imx6q-cubox-i.dtb \
 	imx6q-dhcom-pdk2.dtb \
 	imx6q-display5.dtb \
+	imx6q-hummingboard.dtb \
 	imx6q-icore.dtb \
 	imx6q-icore-mipi.dtb \
 	imx6q-icore-rqs.dtb \