Add support for Amic A25L40P SPI flash

Corresponding to flashrom svn r246 and coreboot v2 svn r3345.

Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
diff --git a/flash.h b/flash.h
index a41c660..41ca116 100644
--- a/flash.h
+++ b/flash.h
@@ -117,6 +117,7 @@
 
 #define AMIC_ID			0x7F37	/* AMIC */
 #define AMIC_ID_NOPREFIX	0x37	/* AMIC */
+#define AMIC_A25L40P		0x2013
 
 #define ASD_ID			0x25	/* ASD, not listed in JEP106W */
 #define ASD_AE49F2008		0x52