dht-walnut: use PACKAGE_EXTRA_ARCHS instead of overwriting PACKAGE_ARCHS

diff --git a/conf/machine/dht-walnut.conf b/conf/machine/dht-walnut.conf
index 4e9159e..5acdb24 100644 (file)
--- a/conf/machine/dht-walnut.conf
+++ b/conf/machine/dht-walnut.conf
@@ -3,7 +3,7 @@
 #@DESCRIPTION: Machine configuration for the DHT-Walnut 405GP  development platform
 
 TARGET_ARCH = "powerpc"
-PACKAGE_ARCHS = "all powerpc ${MACHINE} ppc405"
+PACKAGE_EXTRA_ARCHS = "ppc405"
 
 PREFERRED_PROVIDER_virtual/kernel = "linux-${MACHINE}"