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flashchips: Add XTX XT25F64B

Datasheet:
http://file2.dzsc.com/product/19/06/22/216185_132959081.pdf
Tested probe, read, erase and write with CH341a.

Signed-off-by: Nita Vesa <werecatf@outlook.com>
Change-Id: I369db9ccfd5319d28424d10f77aab49ec73a8836
---
M flashchips.c
M flashchips.h
2 files changed, 43 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/73/58173/1

diff --git a/flashchips.c b/flashchips.c
index 434c46d..eb5c0d2 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -19394,6 +19394,46 @@
 	},
 
 	{
+		.vendor		= "XTX Technology Limited",
+		.name		= "XT25F64B",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= XTX_ID,
+		.model_id	= XTX_XT25F64B,
+		.total_size	= 8192,
+		.page_size	= 256,
+		/* Supports SFDP */
+		/* OTP: 4 x 256 bytes */
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_QPI,
+		.tested		= TEST_OK_PREW,
+		.probe		= probe_spi_rdid,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {4 * 1024, 2048} },
+				.block_erase = spi_block_erase_20,
+			}, {
+				.eraseblocks = { {32 * 1024, 256} },
+				.block_erase = spi_block_erase_52,
+			}, {
+				.eraseblocks = { {64 * 1024, 128} },
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {8192 * 1024, 1} },
+				.block_erase = spi_block_erase_60,
+			}, {
+				.eraseblocks = { {8192 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.printlock	= spi_prettyprint_status_register_bp4_srwd,
+		.unlock		= spi_disable_blockprotect_bp4_srwd,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+		.voltage	= {2700, 3600},
+	},
+
+	{
 		.vendor		= "Zetta Device",
 		.name		= "ZD25D20",
 		.bustype	= BUS_SPI,
diff --git a/flashchips.h b/flashchips.h
index e190dca..ab392ac 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -1025,6 +1025,9 @@
 #define WINBOND_W49V002A	0xB0
 #define WINBOND_W49V002FA	0x32
 
+#define XTX_ID			0x0B	/* XTX Technology Limited */
+#define XTX_XT25F64B		0x4017
+
 #define ZETTADEVICE_ID          0xBA	/* Zetta Device */
 #define ZETTADEVICE_ZD25D20     0x2012
 #define ZETTADEVICE_ZD25D40     0x2013

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