arm: Tegra2: add support for A9 CPU init

Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/include/configs/tegra2-common.h b/include/configs/tegra2-common.h
index 4f4374a..2924325 100644
--- a/include/configs/tegra2-common.h
+++ b/include/configs/tegra2-common.h
@@ -33,6 +33,8 @@
 #define CONFIG_MACH_TEGRA_GENERIC	/* which is a Tegra generic machine */
 #define CONFIG_L2_OFF			/* No L2 cache */
 
+#define CONFIG_ENABLE_CORTEXA9		/* enable CPU (A9 complex) */
+
 #include <asm/arch/tegra2.h>		/* get chip and board defs */
 
 /*