ARM: OMAP: McBSP: Add support for mcbsp on mach-omap2

This patch adds support for mach-omap2 based on current
mcbsp platform driver.

Signed-off-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index c247742..93ee990 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -6,6 +6,8 @@
 obj-y := irq.o id.o io.o memory.o control.o prcm.o clock.o mux.o \
 		devices.o serial.o gpmc.o timer-gp.o
 
+obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
+
 # Functions loaded to SRAM
 obj-$(CONFIG_ARCH_OMAP2420)		+= sram242x.o
 obj-$(CONFIG_ARCH_OMAP2430)		+= sram243x.o