ARM: rmobile: Factor out common R-Car V3M/V3H board code

Pull common board initialization code from V3M Eagle board
into rcar-common/v3-common.c so it can be re-used by other
V3M/V3H boards.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
diff --git a/board/renesas/eagle/Makefile b/board/renesas/eagle/Makefile
index 062c46b..9fb6a7c 100644
--- a/board/renesas/eagle/Makefile
+++ b/board/renesas/eagle/Makefile
@@ -9,5 +9,5 @@
 ifdef CONFIG_SPL_BUILD
 obj-y	:= ../rcar-common/gen3-spl.o
 else
-obj-y	:= eagle.o ../rcar-common/common.o
+obj-y	:= ../rcar-common/v3-common.o ../rcar-common/common.o
 endif