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Code Issues Releases Wiki Activity

flashchips: Add Winbond 25Q40EW and rename 25Q40.W

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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>
This commit is contained in:
Nico Huber
2018-03-30 13:50:13 +02:00
committed by David Hendricks
parent 25584de9d0
commit 2568357872
2 changed files with 44 additions and 3 deletions
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44
flashchips.c
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@ -15137,10 +15137,10 @@ const struct flashchip flashchips[] = {
{
.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 @@ const struct flashchip flashchips[] = {
.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",