drivers: renesas: io: Move to common

Move io 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: Ic661e415c91a1fbfd5eee3bba86466037e51574b

plat/renesas/common/common.mk

@@ -79,6 +79,9 @@ BL2_SOURCES	+=	${RCAR_GIC_SOURCES}				\
 			${LIBFDT_SRCS}					\
 			common/desc_image_load.c			\
 			drivers/renesas/common/common.c			\
+			drivers/renesas/common/io/io_emmcdrv.c		\
+			drivers/renesas/common/io/io_memdrv.c		\
+			drivers/renesas/common/io/io_rcar.c		\
 			drivers/renesas/common/emmc/emmc_interrupt.c	\
 			drivers/renesas/common/emmc/emmc_utility.c	\
 			drivers/renesas/common/emmc/emmc_mount.c	\

plat/renesas/rcar/platform.mk

@@ -309,7 +309,7 @@ PLAT_INCLUDES	+=	-Idrivers/renesas/rcar/ddr		\
 			-Idrivers/renesas/rcar/scif		\
 			-Idrivers/renesas/common/emmc		\
 			-Idrivers/renesas/rcar/pwrc		\
-			-Idrivers/renesas/rcar/io
+			-Idrivers/renesas/common/io
 
 BL2_SOURCES	+=	plat/renesas/rcar/aarch64/platform_common.c	\
 			plat/renesas/rcar/aarch64/plat_helpers.S	\
@@ -322,9 +322,6 @@ BL2_SOURCES	+=	plat/renesas/rcar/aarch64/platform_common.c	\
 			plat/renesas/rcar/bl2_cpg_init.c		\
 			drivers/renesas/rcar/console/rcar_printf.c	\
 			drivers/renesas/rcar/scif/scif.S		\
-			drivers/renesas/rcar/io/io_emmcdrv.c		\
-			drivers/renesas/rcar/io/io_memdrv.c		\
-			drivers/renesas/rcar/io/io_rcar.c		\
 			drivers/renesas/rcar/auth/auth_mod.c		\
 			drivers/renesas/rcar/rpc/rpc_driver.c		\
 			drivers/renesas/rcar/dma/dma_driver.c		\