diff --git a/flashchips.c b/flashchips.c
index 5f5ffdf..3689de5 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -7036,6 +7036,70 @@
 
 	{
 		.vendor		= "Macronix",
+		.name		= "MX29F022(N)B",
+		.bustype	= BUS_PARALLEL,
+		.manufacture_id	= MACRONIX_ID,
+		.model_id	= MACRONIX_MX29F022B,
+		.total_size	= 256,
+		.page_size	= 0, /* unused */
+		.feature_bits	= FEATURE_ADDR_2AA | FEATURE_SHORT_RESET,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{16 * 1024, 1},
+					{8 * 1024, 2},
+					{32 * 1024, 1},
+					{64 * 1024, 3},
+				},
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {256 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			}
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+		.voltage	= {4500, 5500},
+	},
+
+	{
+		.vendor		= "Macronix",
+		.name		= "MX29F022(N)T",
+		.bustype	= BUS_PARALLEL,
+		.manufacture_id	= MACRONIX_ID,
+		.model_id	= MACRONIX_MX29F022T,
+		.total_size	= 256,
+		.page_size	= 0, /* unused */
+		.feature_bits	= FEATURE_ADDR_2AA | FEATURE_SHORT_RESET,
+		.tested		= TEST_OK_PREW,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{64 * 1024, 3},
+					{32 * 1024, 1},
+					{8 * 1024, 2},
+					{16 * 1024, 1},
+				},
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {256 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			}
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+		.voltage	= {4500, 5500},
+	},
+
+	{
+		.vendor		= "Macronix",
 		.name		= "MX29F040",
 		.bustype	= BUS_PARALLEL,
 		.manufacture_id	= MACRONIX_ID,
diff --git a/flashchips.h b/flashchips.h
index fb17981..174ab3b 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -456,6 +456,7 @@
 #define MACRONIX_MX29F002T	0xB0	/* Same as MX29F002NT; N has reset pin n/c. */
 #define MACRONIX_MX29F004B	0x46
 #define MACRONIX_MX29F004T	0x45
+#define MACRONIX_MX29F022B	0x37	/* Same as MX29F022NB */
 #define MACRONIX_MX29F022T	0x36	/* Same as MX29F022NT */
 #define MACRONIX_MX29F040	0xA4	/* Same as MX29F040C */
 #define MACRONIX_MX29F080	0xD5