Victor Lim has uploaded this change for review.

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flashchips: add GD25F256F

GD25F256F: 3V 256Mbit, high performance
Will send the datasheet.

Tested on ch347 with erase, write, read, and protection

Change-Id: Ibbbbb8a55adbcbc2ee1785782c4eb3771d50c167
Signed-off-by: Victor Lim <vlim@gigadevice.com>
---
M flashchips.c
M include/flashchips.h
2 files changed, 55 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/90/84090/1

diff --git a/flashchips.c b/flashchips.c
index 96e8760..ef8ebbf 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -8010,6 +8010,60 @@
 
 	{
 		.vendor		= "GigaDevice",
+		.name		= "GD25F256F",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= GIGADEVICE_ID,
+		.model_id	= GIGADEVICE_GD25F256F,
+		.total_size	= 32768,
+		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_QPI | FEATURE_WRSR2 | FEATURE_WRSR3 | 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,
+		.write		= SPI_CHIP_WRITE256,
+		.read		= SPI_CHIP_READ,
+		.voltage	= {2700, 3600},
+		.reg_bits	=
+		{
+		        .srp    = {STATUS1, 7, RW},
+			.bp     = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}, {STATUS1, 5, RW}},
+			.tb     = {STATUS1, 6, RW},	/* Called BP4 in datasheet, acts like TB */
+		},
+		.decode_range	= DECODE_RANGE_SPI25,
+	},
+
+	{
+		.vendor		= "GigaDevice",
 		.name		= "GD25WQ80E",
 		.bustype	= BUS_SPI,
 		.manufacture_id	= GIGADEVICE_ID,
diff --git a/include/flashchips.h b/include/flashchips.h
index be83a6f..24a1d9d 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -398,6 +398,7 @@
 #define GIGADEVICE_GD25VQ41B	0x4213  /* Same as GD25VQ40C, can be distinguished by SFDP */
 #define GIGADEVICE_GD25VQ80C	0x4214
 #define GIGADEVICE_GD25VQ16C	0x4215
+#define GIGADEVICE_GD25F256F	0x4319
 #define GIGADEVICE_GD25LQ40	0x6013
 #define GIGADEVICE_GD25LQ80	0x6014
 #define GIGADEVICE_GD25LQ16	0x6015

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