ipw2x00: relocate ipw2100/ipw2200 to common directory

Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ipw2x00/Makefile b/drivers/net/wireless/ipw2x00/Makefile
new file mode 100644
index 0000000..dbc0d81
--- /dev/null
+++ b/drivers/net/wireless/ipw2x00/Makefile
@@ -0,0 +1,6 @@
+#
+# Makefile for the Intel Centrino wireless drivers
+#
+
+obj-$(CONFIG_IPW2100) += ipw2100.o
+obj-$(CONFIG_IPW2200) += ipw2200.o