diff --git a/flashchips.c b/flashchips.c
index 206574697..34e610af3 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -22177,6 +22177,46 @@ const struct flashchip flashchips[] = {
 		.voltage	= {2700, 3600},
 	},
 
+	{
+		.vendor		= "XTX Technology Limited",
+		.name		= "XT25F128B",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= XTX_ID,
+		.model_id	= XTX_XT25F128B,
+		.total_size	= 16 * 1024,
+		.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, 4096} },
+				.block_erase = SPI_BLOCK_ERASE_20,
+			}, {
+				.eraseblocks = { {32 * 1024, 512} },
+				.block_erase = SPI_BLOCK_ERASE_52,
+			}, {
+				.eraseblocks = { {64 * 1024, 256} },
+				.block_erase = SPI_BLOCK_ERASE_D8,
+			}, {
+				.eraseblocks = { {16 * 1024 * 1024, 1} },
+				.block_erase = SPI_BLOCK_ERASE_60,
+			}, {
+				.eraseblocks = { {16 * 1024 * 1024, 1} },
+				.block_erase = SPI_BLOCK_ERASE_C7,
+			}
+		},
+		.printlock	= SPI_PRETTYPRINT_STATUS_REGISTER_BP4_SRWD,
+		.unlock		= SPI_DISABLE_BLOCKPROTECT_BP4_SRWD,
+		.write		= SPI_CHIP_WRITE256,
+		.read		= SPI_CHIP_READ,
+		.voltage	= {2700, 3600},
+	},
+
 	{
 		.vendor		= "Zetta Device",
 		.name		= "ZD25D20",
diff --git a/include/flashchips.h b/include/flashchips.h
index b8a58b2a8..d8e8bf19a 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -1061,6 +1061,7 @@
 #define XTX_ID			0x0B	/* XTX Technology Limited */
 #define XTX_XT25F02E		0x4012
 #define XTX_XT25F64B		0x4017
+#define XTX_XT25F128B		0x4018
 
 #define ZETTA_ID		0xBA	/* Zetta Device */
 #define ZETTA_ZD25D20		0x2012