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>
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index dd2db02..7d3c8ab 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -44,6 +44,7 @@
 	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 @@
 	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"