drivers: bus: Move the OMAP interconnect driver to drivers/bus/

OMAP interconnect drivers are used for the interconnect error handling.
Since they are bus driver, lets move it to newly created drivers/bus.

Tested-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/mach-omap2/Kconfig

@@ -44,6 +44,7 @@ config ARCH_OMAP3
 	select ARM_CPU_SUSPEND if PM
 	select MULTI_IRQ_HANDLER
 	select SOC_HAS_OMAP2_SDRC
+	select OMAP_INTERCONNECT
 
 config ARCH_OMAP4
 	bool "TI OMAP4"
@@ -63,6 +64,7 @@ config ARCH_OMAP4
 	select USB_ARCH_HAS_EHCI if USB_SUPPORT
 	select ARM_CPU_SUSPEND if PM
 	select ARCH_NEEDS_CPU_IDLE_COUPLED
+	select OMAP_INTERCONNECT
 
 config SOC_OMAP5
 	bool "TI OMAP5"

arch/arm/mach-omap2/Makefile

@@ -199,11 +199,6 @@ obj-$(CONFIG_ARCH_OMAP4)		+= omap_hwmod_44xx_data.o
 # EMU peripherals
 obj-$(CONFIG_OMAP3_EMU)			+= emu.o
 
-# L3 interconnect
-obj-$(CONFIG_ARCH_OMAP3)		+= omap_l3_smx.o
-obj-$(CONFIG_ARCH_OMAP4)		+= omap_l3_noc.o
-obj-$(CONFIG_SOC_OMAP5)			+= omap_l3_noc.o
-
 obj-$(CONFIG_OMAP_MBOX_FWK)		+= mailbox_mach.o
 mailbox_mach-objs			:= mailbox.o
 

drivers/bus/Kconfig

@@ -12,4 +12,10 @@ config OMAP_OCP2SCP
 	  OCP2SCP and in OMAP5, both USB PHY and SATA PHY is connected via
 	  OCP2SCP.
 
+config OMAP_INTERCONNECT
+	tristate "OMAP INTERCONNECT DRIVER"
+	depends on ARCH_OMAP2PLUS
+
+	help
+	  Driver to enable OMAP interconnect error handling driver.
 endmenu

drivers/bus/Makefile

@@ -3,3 +3,6 @@
 #
 
 obj-$(CONFIG_OMAP_OCP2SCP)	+= omap-ocp2scp.o
+
+# Interconnect bus driver for OMAP SoCs.
+obj-$(CONFIG_OMAP_INTERCONNECT)	+= omap_l3_smx.o omap_l3_noc.o