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flashchips: Add W25Q256JV support

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Similar to W25Q256FV, but it supports the native 4BA page program
instruction (12h). Note that the variant with QE enabled by default
shares the device ID of the W25Q256FV.

Tested using a Raspberry Pi.

Change-Id: I76d7362777d364594d2a733d7e478741b0bef7c4
Signed-off-by: David Hendricks <david.hendricks@gmail.com>
Reviewed-on: https://review.coreboot.org/29305
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
David Hendricks
2018-10-27 20:19:42 +00:00
parent 3a41e2a27e
commit 4987679d73
2 changed files with 49 additions and 1 deletions
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47
flashchips.c
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@ -15548,6 +15548,53 @@ const struct flashchip flashchips[] = {
.voltage = {2700, 3600},
},
{
.vendor = "Winbond",
.name = "W25Q256JV_M",
.bustype = BUS_SPI,
.manufacture_id = WINBOND_NEX_ID,
.model_id = WINBOND_NEX_W25Q256JV_M,
.total_size = 32768,
.page_size = 256,
/* supports SFDP */
/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
/* FOUR_BYTE_ADDR: supports 4-bytes addressing mode */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA,
.tested = TEST_OK_PREW,
.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_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_plain, /* TODO: improve */
.unlock = spi_disable_blockprotect,
.write = spi_chip_write_256,
.read = spi_chip_read,
.voltage = {2700, 3600},
},
{
.vendor = "Winbond",
.name = "W25Q20.W",