David Hendricks merged this change.
flashchips: Add Winbond 25Q40EW and rename 25Q40.W
Same story as for 25Q80BW/EW, 25Q40EW has a new ID and the only known
chip with the old ID is the BW variant.
Change-Id: Ib610b0d6f3a5561b2ac3505ef15bdee8b0edae25
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/25462
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
---
M flashchips.c
M flashchips.h
2 files changed, 44 insertions(+), 3 deletions(-)
diff --git a/flashchips.c b/flashchips.c
index 3c04533..8eda608 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -15137,10 +15137,10 @@
{
.vendor = "Winbond",
- .name = "W25Q40.W",
+ .name = "W25Q40BW",
.bustype = BUS_SPI,
.manufacture_id = WINBOND_NEX_ID,
- .model_id = WINBOND_NEX_W25Q40_W,
+ .model_id = WINBOND_NEX_W25Q40BW,
.total_size = 512,
.page_size = 256,
/* OTP: 256B total; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
@@ -15212,6 +15212,46 @@
.read = spi_chip_read,
.voltage = {1700, 1950}, /* Fast read (0x0B) and multi I/O supported */
},
+
+ {
+ .vendor = "Winbond",
+ .name = "W25Q40EW",
+ .bustype = BUS_SPI,
+ .manufacture_id = WINBOND_NEX_ID,
+ .model_id = WINBOND_NEX_W25Q40EW,
+ .total_size = 512,
+ .page_size = 256,
+ /* OTP: 3*256B total; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 128} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {32 * 1024, 16} },
+ .block_erase = spi_block_erase_52,
+ }, {
+ .eraseblocks = { {64 * 1024, 8} },
+ .block_erase = spi_block_erase_d8,
+ }, {
+ .eraseblocks = { {512 * 1024, 1} },
+ .block_erase = spi_block_erase_60,
+ }, {
+ .eraseblocks = { {512 * 1024, 1} },
+ .block_erase = spi_block_erase_c7,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_plain, /* TODO: improve */
+ .unlock = spi_disable_blockprotect,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read,
+ .voltage = {1650, 1950}, /* Fast read (0x0B) and multi I/O supported */
+ },
+
{
.vendor = "Winbond",
.name = "W25Q80EW",
diff --git a/flashchips.h b/flashchips.h
index 348f2fd..f00be3b 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -908,8 +908,9 @@
#define WINBOND_NEX_W25Q128_V 0x4018 /* W25Q128BV; W25Q128FV in SPI mode (default) */
#define WINBOND_NEX_W25Q256_V 0x4019 /* W25Q256FV */
#define WINBOND_NEX_W25Q20_W 0x5012 /* W25Q20BW */
-#define WINBOND_NEX_W25Q40_W 0x5013 /* W25Q40BW */
+#define WINBOND_NEX_W25Q40BW 0x5013 /* W25Q40BW */
#define WINBOND_NEX_W25Q80BW 0x5014 /* W25Q80BW */
+#define WINBOND_NEX_W25Q40EW 0x6013 /* W25Q40EW */
#define WINBOND_NEX_W25Q80EW 0x6014 /* W25Q80EW */
#define WINBOND_NEX_W25Q16_W 0x6015 /* W25Q16DW */
#define WINBOND_NEX_W25Q32_W 0x6016 /* W25Q32DW; W25Q32FV in QPI mode */
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