ARM: OMAP: don't build hwspinlock in vain

Cleanup: don't build mach-omap2/hwspinlock.c if the OMAP hwspinlock
driver isn't configured.

This will both shorten build time and avoid registering a device
which isn't needed.

Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index bd76394ccaf8..caca7d460e13 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -268,6 +268,8 @@ obj-y					+= $(smc91x-m) $(smc91x-y)
 
 smsc911x-$(CONFIG_SMSC911X)             := gpmc-smsc911x.o
 obj-y                                   += $(smsc911x-m) $(smsc911x-y)
-obj-$(CONFIG_ARCH_OMAP4)                += hwspinlock.o
+ifneq ($(CONFIG_HWSPINLOCK_OMAP),)
+obj-y                                   += hwspinlock.o
+endif
 
 obj-y                                   += common-board-devices.o twl-common.o