i.MX27 CPU: Add basic i.MX27 CPU support

Add basic i.MX27 CPU support

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>

diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile
index f8f8ecb..c9eac3b 100644
--- a/arch/arm/mach-mx2/Makefile
+++ b/arch/arm/mach-mx2/Makefile
@@ -5,3 +5,5 @@
 # Object file lists.
 
 obj-y	:=  system.o generic.o devices.o serial.o
+
+obj-$(CONFIG_MACH_MX27) += cpu_imx27.o