diff --git a/flashchips.c b/flashchips.c
index ef3eda0..d0917c2 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -6882,14 +6882,13 @@
 
 	{
 		.vendor		= "GigaDevice",
-		.name		= "GD25Q127C/GD25Q128C",
+		.name		= "GD25Q127C",
 		.bustype	= BUS_SPI,
 		.manufacture_id	= GIGADEVICE_ID,
 		.model_id	= GIGADEVICE_GD25Q128,
 		.total_size	= 16384,
 		.page_size	= 256,
 		/* OTP: 1536B total; read 0x48; write 0x42, erase 0x44 */
-		/* QPI: only 128C version, w/ SRP */
 		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_WRSR2 | FEATURE_OTP | FEATURE_QIO,
 		.tested		= TEST_OK_PREWB,
 		.probe		= probe_spi_rdid,
@@ -6937,6 +6936,58 @@
 
 	{
 		.vendor		= "GigaDevice",
+		.name		= "GD25Q128C",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= GIGADEVICE_ID,
+		.model_id	= GIGADEVICE_GD25Q128,
+		.total_size	= 16384,
+		.page_size	= 256,
+		/* OTP: 1536B total; read 0x48; write 0x42, erase 0x44 */
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_WRSR2 | FEATURE_OTP | FEATURE_QPI_SRP,
+		.dummy_cycles	= { .qpi_read_params = { 4, 6, 8, 8 } },
+		.tested		= TEST_OK_PREWB,
+		.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,
+			}
+		},
+		/* TODO: 2nd status reg (read 0x35, write 0x31) and 3rd status reg (read 0x15, write 0x11) */
+		.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},
+		.reg_bits	=
+		{
+			.qe	= {STATUS2, 1, RW},
+			.srp    = {STATUS1, 7, RW},
+			.srl    = {STATUS2, 0, RW},
+			.bp     = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}},
+			.tb     = {STATUS1, 5, RW}, /* Called BP3 in datasheet, acts like TB */
+			.sec    = {STATUS1, 6, RW}, /* Called BP4 in datasheet, acts like SEC */
+			.cmp    = {STATUS2, 6, RW},
+		},
+		.decode_range	= decode_range_spi25,
+	},
+
+	{
+		.vendor		= "GigaDevice",
 		.name		= "GD25Q16(B)",
 		.bustype	= BUS_SPI,
 		.manufacture_id	= GIGADEVICE_ID,