drivers: renesas: delay: Move to common

Move delay 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: I5e806bd0e0a0a4b436048513b7089db90ff9805f

plat/renesas/common/common.mk

@@ -84,6 +84,7 @@ BL2_SOURCES	+=	${RCAR_GIC_SOURCES}				\
 			drivers/renesas/common/io/io_emmcdrv.c		\
 			drivers/renesas/common/io/io_memdrv.c		\
 			drivers/renesas/common/io/io_rcar.c		\
+			drivers/renesas/common/delay/micro_delay.c	\
 			drivers/renesas/common/emmc/emmc_interrupt.c	\
 			drivers/renesas/common/emmc/emmc_utility.c	\
 			drivers/renesas/common/emmc/emmc_mount.c	\
@@ -98,6 +99,7 @@ BL31_SOURCES	+=	${RCAR_GIC_SOURCES}				\
 			plat/common/plat_psci_common.c			\
 			drivers/renesas/common/console/rcar_console.S	\
 			drivers/renesas/common/console/rcar_printf.c	\
+			drivers/renesas/common/delay/micro_delay.c	\
 			drivers/renesas/common/pwrc/call_sram.S		\
 			drivers/renesas/common/pwrc/pwrc.c		\
 			drivers/renesas/common/common.c			\

plat/renesas/rcar/platform.mk

@@ -304,7 +304,7 @@ PLAT_INCLUDES	+=	-Idrivers/renesas/rcar/ddr		\
 			-Idrivers/renesas/rcar/cpld/		\
 			-Idrivers/renesas/common/iic_dvfs	\
 			-Idrivers/renesas/rcar/avs		\
-			-Idrivers/renesas/rcar/delay		\
+			-Idrivers/renesas/common/delay		\
 			-Idrivers/renesas/rcar/rom		\
 			-Idrivers/renesas/common/scif		\
 			-Idrivers/renesas/common/emmc		\
@@ -324,7 +324,6 @@ BL2_SOURCES	+=	plat/renesas/rcar/aarch64/platform_common.c	\
 			drivers/renesas/rcar/rpc/rpc_driver.c		\
 			drivers/renesas/rcar/dma/dma_driver.c		\
 			drivers/renesas/rcar/avs/avs_driver.c		\
-			drivers/renesas/rcar/delay/micro_delay.c	\
 			drivers/renesas/rcar/watchdog/swdt.c		\
 			drivers/renesas/rcar/rom/rom_api.c		\
 			drivers/renesas/rcar/board/board.c
@@ -333,8 +332,7 @@ BL31_SOURCES	+=	plat/renesas/rcar/plat_topology.c		\
 			plat/renesas/rcar/aarch64/plat_helpers.S	\
 			plat/renesas/rcar/aarch64/platform_common.c	\
 			plat/renesas/rcar/bl31_plat_setup.c		\
-			plat/renesas/rcar/plat_pm.c			\
-			drivers/renesas/rcar/delay/micro_delay.c
+			plat/renesas/rcar/plat_pm.c
 
 ifeq (${RCAR_GEN3_ULCB},1)
 BL31_SOURCES		+=	drivers/renesas/rcar/cpld/ulcb_cpld.c