ARM: AM43XX: Select OMAP_INTERCONNECT in Kconfig

AM437x makes use of the omap_l3_noc driver so explicitly select
OMAP_INTERCONNECT in the Kconfig for SOC_AM43XX to ensure it gets enabled
for AM43XX only builds.

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index a9afeeb..0465338 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -71,6 +71,7 @@
 	select HAVE_ARM_TWD
 	select ARM_ERRATA_754322
 	select ARM_ERRATA_775420
+	select OMAP_INTERCONNECT
 
 config SOC_DRA7XX
 	bool "TI DRA7XX"