PXA: ZipitZ2 support

This patch adds support for Aeronix Zipit Z2 handheld.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
diff --git a/MAKEALL b/MAKEALL
index 86f5930..a632d62 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -720,6 +720,7 @@
 	xaeniax		\
 	xm250		\
 	xsengine	\
+	zipitz2		\
 	zylonite	\
 "