Add support for Macronix MX29F022(N)B and MX29F022(N)T

The MX29F022(N)T definition was successfully tested by Daniele.

Corresponding to flashrom svn r1825.

Signed-off-by: Daniele Forsi <dforsi@gmail.com>
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
diff --git a/flashchips.h b/flashchips.h
index fb17981..174ab3b 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -456,6 +456,7 @@
 #define MACRONIX_MX29F002T	0xB0	/* Same as MX29F002NT; N has reset pin n/c. */
 #define MACRONIX_MX29F004B	0x46
 #define MACRONIX_MX29F004T	0x45
+#define MACRONIX_MX29F022B	0x37	/* Same as MX29F022NB */
 #define MACRONIX_MX29F022T	0x36	/* Same as MX29F022NT */
 #define MACRONIX_MX29F040	0xA4	/* Same as MX29F040C */
 #define MACRONIX_MX29F080	0xD5