ARM: dig297: Define MACH_TYPE_OMAP3_CPS and CONFIG_MACH_TYPE

MACH_TYPE_OMAP3_CPS was dropped in the latest mach-types sync (47af6f61bcd9)
because it is not mainlined in Linux.

Signed-off-by: Luca Ceresoli <luca.ceresoli@comelit.it>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Wolfgang Denk <wd@denx.de>
CC: Tom Rini <tom.rini@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/include/configs/dig297.h b/include/configs/dig297.h
index 3a05c82..9baf415 100644
--- a/include/configs/dig297.h
+++ b/include/configs/dig297.h
@@ -32,6 +32,14 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+#include <asm/mach-types.h>
+#ifdef MACH_TYPE_OMAP3_CPS
+#error "MACH_TYPE_OMAP3_CPS has been defined properly, please remove this."
+#else
+#define MACH_TYPE_OMAP3_CPS 2751
+#endif
+#define CONFIG_MACH_TYPE MACH_TYPE_OMAP3_CPS
+
 /*
  * High Level Configuration Options
  */