update ar7 config, disable watchdog for now (closes: #2146)

SVN-Revision: 8422

target/linux/ar7-2.6/config/default

@@ -3,7 +3,7 @@ CONFIG_32BIT=y
 # CONFIG_64BIT_PHYS_ADDR is not set
 CONFIG_AR7=y
 CONFIG_AR7_GPIO=y
-CONFIG_AR7_WDT=y
+# CONFIG_AR7_WDT is not set
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 # CONFIG_ARCH_SUPPORTS_MSI is not set
@@ -196,3 +196,4 @@ CONFIG_TRAD_SIGNALS=y
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_USB is not set
 # CONFIG_VGASTATE is not set
+CONFIG_ZONE_DMA_FLAG=0