Add support for Eon EN29LV040 and EN29LV040A

Both use the same ID and are mostly identical.

Corresponding to flashrom svn r1857.

Tested-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
diff --git a/flashchips.h b/flashchips.h
index a850e4c..fe8fc55 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -293,7 +293,7 @@
 #define EON_EN29F010		0x20
 #define EON_EN29F040A		0x7F04
 #define EON_EN29LV010		0x7F6E
-#define EON_EN29LV040A		0x7F4F	/* EN29LV040(A) */
+#define EON_EN29LV040		0x4F	/* Same as EN29LV040A */
 #define EON_EN29LV640B		0xCB
 #define EON_EN29F002T		0x7F92	/* Same as EN29F002A */
 #define EON_EN29F002B		0x7F97	/* Same as EN29F002AN */