Nico Huber submitted this change.
flashchips: Fix W25Q256.W
The JW is the only known variant. A W25Q256FW may have existed with
less 4BA instructions supported, but it never showed up and no data-
sheet is available.
Used the datasheet from here:
https://www.winbond.com/resource-files/w25q256jw%20spi%20revb%2012082017.pdf
Change-Id: I9a3995c66ad7b74823e17984bf1ffac50b5663e0
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Nico Huber <nico.h@gmx.de>
Ticket: https://ticket.coreboot.org/issues/362
Reviewed-on: https://review.coreboot.org/c/flashrom/+/44810
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
---
M flashchips.c
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/flashchips.c b/flashchips.c
index 82bb5b5..a9fd1bf 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -17597,7 +17597,7 @@
{
.vendor = "Winbond",
- .name = "W25Q256.W",
+ .name = "W25Q256JW",
.bustype = BUS_SPI,
.manufacture_id = WINBOND_NEX_ID,
.model_id = WINBOND_NEX_W25Q256_W,
@@ -17605,8 +17605,7 @@
.page_size = 256,
/* supports SFDP */
/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
- .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_ENTER_WREN
- | FEATURE_4BA_EXT_ADDR | FEATURE_4BA_READ | FEATURE_4BA_FAST_READ,
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA,
.tested = TEST_OK_PREW,
.probe = probe_spi_rdid,
.probe_timing = TIMING_ZERO,
@@ -17614,12 +17613,18 @@
{
{
.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_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} },
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