Add support for Sanyo LE25FW406A

No datasheet available. Tested read, write and all erasers separately by
The Raven. He did also provide the patch but refused to sign it off.

Corresponding to flashrom svn r1796.

Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>

flashchips.c

@@ -9038,6 +9038,37 @@ const struct flashchip flashchips[] = {
 		.voltage	= {3000, 3600},
 	},
 
+	{
+		.vendor		= "Sanyo",
+		.name		= "LE25FW406A",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= SANYO_ID,
+		.model_id	= SANYO_LE25FW406A,
+		.total_size	= 512,
+		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
+		.tested		= TEST_OK_PREW,
+		.probe		= probe_spi_res2,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	= {
+			{
+				.eraseblocks = { {4 * 1024, 128} },
+				.block_erase = spi_block_erase_d7,
+			}, {
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+				}
+			},
+		.printlock	= spi_prettyprint_status_register_plain,
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+		.voltage	= {2700, 3600},
+	},
+
 	{
 		.vendor		= "Sanyo",
 		.name		= "LE25FU406B",