Arm: imx7d-pico: Import all Linux device tree for Pico i.MX7D SOM

This patch imports the Linux kernel base board imx7d-pico.dtsi,
pi board imx7d-pico-pi.dts and hobbit board imx7d-pico-hobbit.dts
from Linux v5.1-rc1.

Signed-off-by: Joris Offouga <offougajoris@gmail.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index ed99113..e1bf714 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -557,7 +557,10 @@
 	imx7d-sdb-qspi.dtb \
 	imx7-colibri-emmc.dtb \
 	imx7-colibri-rawnand.dtb \
-	imx7s-warp.dtb
+	imx7s-warp.dtb \
+	imx7d-pico-pi.dtb \
+	imx7d-pico-hobbit.dtb
+
 
 dtb-$(CONFIG_ARCH_MX7ULP) += imx7ulp-evk.dtb