add new CONFIG_AT91_LEGACY

* add's the new temporary CONFIG_AT91_LEGACY to all board configs
 This will need for backward compatiblity, while change the SoC access
 to c structures. If CONFIG_AT91_LEGACY is defined, the deprecated
 SoC is used.

Signed-off-by: Jens Scharsig <js_at_ng@scharsoft.de>
diff --git a/include/configs/tny_a9260.h b/include/configs/tny_a9260.h
index 4ad081b..21475f8 100644
--- a/include/configs/tny_a9260.h
+++ b/include/configs/tny_a9260.h
@@ -30,6 +30,8 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+#define CONFIG_AT91_LEGACY
+
 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9260_EEPROM)
 #define CONFIG_TNY_A9260
 #elif defined(CONFIG_TNY_A9G20_NANDFLASH) || defined(CONFIG_TNY_A9G20_EEPROM)