pcm052: add new BK4r1 target based on PCM052 SoM

Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 19140b4..efdd1ff 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -278,7 +278,8 @@
 dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
 	vf610-colibri.dtb \
 	vf610-twr.dtb \
-	pcm052.dtb
+	pcm052.dtb \
+	bk4r1.dtb
 
 dtb-$(CONFIG_MX6) += imx6ull-14x14-evk.dtb