David Hendricks has uploaded this change for review. ( https://review.coreboot.org/23700
Change subject: flashchips: Add Winbond W25P80/16/32 support ......................................................................
flashchips: Add Winbond W25P80/16/32 support
This adds support for W25P80/16/32 chips. Most notably these chips only have two erase commands - one for 64KiB "sectors" and one for chip erase.
Change-Id: Ie09ba8e28fee35c42e17ca05219dc673413de93b Signed-off-by: David Hendricks david.hendricks@gmail.com --- M flashchips.c M flashchips.h 2 files changed, 89 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/00/23700/1
diff --git a/flashchips.c b/flashchips.c index 54c4943..0d85142 100644 --- a/flashchips.c +++ b/flashchips.c @@ -15430,6 +15430,92 @@ },
{ + .vendor = "Winbond", + .name = "W25P80", + .bustype = BUS_SPI, + .manufacture_id = WINBOND_NEX_ID, + .model_id = WINBOND_NEX_W25P80, + .total_size = 1024, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN, + .tested = TEST_UNTESTED, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {64 * 1024, 16} }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {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, /* Fast read (0x0B) supported */ + .voltage = {2700, 3600}, + }, + + { + .vendor = "Winbond", + .name = "W25P16", + .bustype = BUS_SPI, + .manufacture_id = WINBOND_NEX_ID, + .model_id = WINBOND_NEX_W25P16, + .total_size = 2048, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN, + .tested = TEST_UNTESTED, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {64 * 1024, 32} }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {2048 * 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, /* Fast read (0x0B) supported */ + .voltage = {2700, 3600}, + }, + + { + .vendor = "Winbond", + .name = "W25P32", + .bustype = BUS_SPI, + .manufacture_id = WINBOND_NEX_ID, + .model_id = WINBOND_NEX_W25P32, + .total_size = 4096, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN, + .tested = TEST_UNTESTED, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {64 * 1024, 64} }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {4096 * 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, /* Fast read (0x0B) supported */ + .voltage = {2700, 3600}, + }, + { .vendor = "Winbond", .name = "W29C512A/W29EE512", .bustype = BUS_PARALLEL, diff --git a/flashchips.h b/flashchips.h index 6a7b0ae..daf2e51 100644 --- a/flashchips.h +++ b/flashchips.h @@ -911,6 +911,9 @@ #define WINBOND_NEX_W25Q32_W 0x6016 /* W25Q32DW; W25Q32FV in QPI mode */ #define WINBOND_NEX_W25Q64_W 0x6017 /* W25Q64DW; W25Q64FV in QPI mode */ #define WINBOND_NEX_W25Q128_W 0x6018 /* W25Q128FW; W25Q128FV in QPI mode */ +#define WINBOND_NEX_W25P80 0x2014 +#define WINBOND_NEX_W25P16 0x2015 +#define WINBOND_NEX_W25P32 0x2016
#define WINBOND_ID 0xDA /* Winbond */ #define WINBOND_W19B160BB 0x49