Victor Lim has uploaded this change for review.

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flashchips: add GD25LF256F

added GD25LF256F on flashchips.c
added GIGADEVICE_GD25LF256F=0x6319 on flashchip.h

GD25LF256F is a higher performance 1.8V 256Mbit SPI flash
I will have to email you the datasheet.

I have tested on CH347 with erase, program, read, protestion.

Change-Id: I21a71606476e823faa38a7920aa2b10e25d68d26
Signed-off-by: Victor <vlim@gigadevice.com>
---
M flashchips.c
M include/flashchips.h
2 files changed, 58 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/17/83717/1

diff --git a/flashchips.c b/flashchips.c
index 46b87e3..fa5a4d1 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -6731,6 +6731,63 @@
 		.voltage	= {1695, 1950},
 	},
 
+{
+		.vendor		= "GigaDevice",
+		.name		= "GD25LF256F",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= GIGADEVICE_ID,
+		.model_id	= GIGADEVICE_GD25LF256F,
+		.total_size	= 32768,
+		.page_size	= 256,
+		/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44 */
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR_EXT2 | FEATURE_4BA,
+		.tested		= TEST_OK_PREWB,
+		.probe		= PROBE_SPI_RDID,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {4 * 1024, 8192} },
+				.block_erase = SPI_BLOCK_ERASE_21,
+			}, {
+				.eraseblocks = { {4 * 1024, 8192} },
+				.block_erase = SPI_BLOCK_ERASE_20,
+			}, {
+				.eraseblocks = { {32 * 1024, 1024} },
+				.block_erase = SPI_BLOCK_ERASE_5C,
+			}, {
+				.eraseblocks = { {32 * 1024, 1024} },
+				.block_erase = SPI_BLOCK_ERASE_52,
+			}, {
+				.eraseblocks = { {64 * 1024, 512} },
+				.block_erase = SPI_BLOCK_ERASE_DC,
+			}, {
+				.eraseblocks = { {64 * 1024, 512} },
+				.block_erase = SPI_BLOCK_ERASE_D8,
+			}, {
+				.eraseblocks = { {32 * 1024 * 1024, 1} },
+				.block_erase = SPI_BLOCK_ERASE_60,
+			}, {
+				.eraseblocks = { {32 * 1024 * 1024, 1} },
+				.block_erase = SPI_BLOCK_ERASE_C7,
+			}
+		},
+		.printlock	= SPI_PRETTYPRINT_STATUS_REGISTER_BP4_SRWD,
+		.unlock		= SPI_DISABLE_BLOCKPROTECT_BP4_SRWD, /* TODO: 2nd status reg (read with 0x35) */
+		.write		= SPI_CHIP_WRITE256,
+		.read		= SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
+		.voltage	= {1650, 2000},
+		.reg_bits	=
+		{
+			.srp    = {STATUS1, 7, RW},
+			.srl    = {STATUS2, 0, RW},
+			.bp     = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}, {STATUS1, 5, RW}},
+			.tb    = {STATUS1, 6, RW}, /* BP4 */
+			.cmp    = {STATUS2, 6, RW},
+		},
+		.decode_range	= DECODE_RANGE_SPI25,
+	},
+
 	{
 		.vendor		= "GigaDevice",
 		.name		= "GD25LQ32",
diff --git a/include/flashchips.h b/include/flashchips.h
index 22509c4..25e23b0 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -405,6 +405,7 @@
 #define GIGADEVICE_GD25LQ128CD	0x6018
 #define GIGADEVICE_GD25LQ255E	0x6019
 #define GIGADEVICE_GD25LF128E	0x6318
+#define GIGADEVICE_GD25LF256F	0x6319
 #define GIGADEVICE_GD25LR256E	0x6719
 #define GIGADEVICE_GD25LR512ME	0x671A
 #define GIGADEVICE_GD25WQ80E	0x6514

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