drivers: renesas: avs: Move to common

Move avs driver code to common directory, so that the same
code can be re-used by both R-Car Gen3 and RZ/G2 platforms.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: I85d9fa8b6abf158ce2521f1696478f7c5339fc42

plat/renesas/common/common.mk

@@ -86,6 +86,7 @@ BL2_SOURCES	+=	${RCAR_GIC_SOURCES}				\
 			drivers/renesas/common/io/io_rcar.c		\
 			drivers/renesas/common/auth/auth_mod.c		\
 			drivers/renesas/common/dma/dma_driver.c		\
+			drivers/renesas/common/avs/avs_driver.c		\
 			drivers/renesas/common/delay/micro_delay.c	\
 			drivers/renesas/common/emmc/emmc_interrupt.c	\
 			drivers/renesas/common/emmc/emmc_utility.c	\

plat/renesas/rcar/platform.mk

@@ -303,7 +303,7 @@ PLAT_INCLUDES	+=	-Idrivers/renesas/rcar/ddr		\
 			-Idrivers/renesas/rcar/board		\
 			-Idrivers/renesas/rcar/cpld/		\
 			-Idrivers/renesas/common/iic_dvfs	\
-			-Idrivers/renesas/rcar/avs		\
+			-Idrivers/renesas/common/avs		\
 			-Idrivers/renesas/common/delay		\
 			-Idrivers/renesas/common/rom		\
 			-Idrivers/renesas/common/scif		\
@@ -321,7 +321,6 @@ BL2_SOURCES	+=	plat/renesas/rcar/aarch64/platform_common.c	\
 			plat/renesas/rcar/plat_image_load.c		\
 			plat/renesas/rcar/bl2_cpg_init.c		\
 			drivers/renesas/rcar/rpc/rpc_driver.c		\
-			drivers/renesas/rcar/avs/avs_driver.c		\
 			drivers/renesas/rcar/board/board.c
 
 BL31_SOURCES	+=	plat/renesas/rcar/plat_topology.c		\