arm: jadecpu: Readd MACH_TYPE_JADECPU

MACH_TYPE_JADECPU was removed from mach-types.h. Add it to board
config file.

Signed-off-by: Matthias Weisser <weisserm@arcor.de>
diff --git a/include/configs/jadecpu.h b/include/configs/jadecpu.h
index a239efc..f72ee02 100644
--- a/include/configs/jadecpu.h
+++ b/include/configs/jadecpu.h
@@ -37,6 +37,10 @@
 #define CONFIG_USE_ARCH_MEMCPY
 #define CONFIG_USE_ARCH_MEMSET
 
+#define MACH_TYPE_JADECPU	2636
+
+#define CONFIG_MACH_TYPE MACH_TYPE_JADECPU
+
 /*
  * Environment settings
  */