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>

flashchips.c

@@ -4861,6 +4861,33 @@ const struct flashchip flashchips[] = {
 		.voltage	= {4500, 5500},
 	},
 
+	{
+		.vendor		= "Eon",
+		.name		= "EN29LV040(A)",
+		.bustype	= BUS_PARALLEL,
+		.manufacture_id	= EON_ID,
+		.model_id	= EON_EN29LV040,
+		.total_size	= 512,
+		.page_size	= 4 * 1024,
+		.tested		= TEST_OK_PREW,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = erase_sector_jedec,
+			},
+			{
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+		.voltage	= {3000, 3600}, /* 3.0-3.6V for type -45R and 55R, others 2.7-3.6V */
+	},
+
 	{
 		.vendor		= "Eon",
 		.name		= "EN29LV640B",

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 */