Support for AM29F002(N)B[BT]

Fully tested on AM29F002NBT.

Probing, reading, and erasing use the Jedec-routines, whereas writing
resort to the recent write_en29f002a(), since also these chips use a
byte wise algorithm.

Corresponding to flashrom svn r321 and coreboot v2 svn r3639.
Signed-off-by: Mats Erik Andersson <mats.andersson@gisladisker.se>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>

flash.h

@@ -112,6 +112,8 @@ extern struct flashchip flashchips[];
 #define ALLIANCE_ID		0x52	/* Alliance Semiconductor */
 
 #define AMD_ID			0x01	/* AMD */
+#define AM_29F002BT		0xB0
+#define AM_29F002BB		0x34
 #define AM_29F040B		0xA4
 #define AM_29LV040B		0x4F
 #define AM_29F016D		0xAD

flashchips.c

@@ -32,6 +32,8 @@ struct flashchip flashchips[] = {
 	/**********************************************************************************************************************************************************************************************************************/
 	/* Vendor	Chip			Vendor ID	Chip ID			TODO	TODO		Test status	Probe function		Erase function			Write function		Read function */
 	/**********************************************************************************************************************************************************************************************************************/
+	{"AMD",		"Am29F002(N)BB",	AMD_ID,		AM_29F002BB,		256,	256,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_en29f002a},
+	{"AMD",		"Am29F002(N)BT",	AMD_ID,		AM_29F002BT,		256,	256,		TEST_OK_PREW,	probe_jedec,		erase_chip_jedec,		write_en29f002a},
 	{"AMD",		"Am29F016D",		AMD_ID,		AM_29F016D,		2048,	64 * 1024,	TEST_UNTESTED,	probe_29f040b,		erase_29f040b,			write_29f040b},
 	{"AMD",		"Am29F040B",		AMD_ID,		AM_29F040B,		512,	64 * 1024,	TEST_OK_PREW,	probe_29f040b,		erase_29f040b,			write_29f040b},
 	{"AMD",		"Am29LV040B",		AMD_ID,		AM_29LV040B,		512,	64 * 1024,	TEST_UNTESTED,	probe_29f040b,		erase_29f040b,			write_29f040b},