diff options
Diffstat (limited to 'flashchips.c')
-rw-r--r-- | flashchips.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/flashchips.c b/flashchips.c index 7cd12fa..336547c 100644 --- a/flashchips.c +++ b/flashchips.c @@ -9743,6 +9743,48 @@ const struct flashchip flashchips[] = { }, { + .vendor = "Micron/Numonyx/ST", + .name = "N25Q256..3E", /* ..3E = 3V, uniform 64KB/4KB blocks/sectors */ + .bustype = BUS_SPI, + .manufacture_id = ST_ID, + .model_id = ST_N25Q256__3E, + .total_size = 32768, + .page_size = 256, + /* supports SFDP */ + /* OTP: 64B total; read 0x4B, write 0x42 */ + .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_QPI + | FEATURE_4BA_SUPPORT, + .four_bytes_addr_funcs = + { + .enter_4ba = spi_enter_4ba_b7_we, /* enter 4-bytes addressing mode by CMD B7 + WREN */ + .read_nbyte = spi_nbyte_read_4ba_direct, /* read directly from any mode, no need to enter 4ba */ + .program_byte = spi_byte_program_4ba, /* write from 4-bytes addressing mode */ + .program_nbyte = spi_nbyte_program_4ba /* write from 4-bytes addressing mode */ + }, + .tested = TEST_OK_PREW, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {4 * 1024, 8192 } }, + .block_erase = spi_block_erase_20_4ba, + }, { + .eraseblocks = { {64 * 1024, 512} }, + .block_erase = spi_block_erase_d8_4ba, + }, { + .eraseblocks = { {32 * 1024 * 1024, 1} }, + .block_erase = spi_block_erase_c7, + } + }, + .printlock = spi_prettyprint_status_register_n25q, /* TODO: config, lock, flag regs */ + .unlock = spi_disable_blockprotect_n25q, /* TODO: per 64kB sector lock registers */ + .write = spi_chip_write_256, /* Multi I/O supported */ + .read = spi_chip_read, /* Fast read (0x0B) and multi I/O supported */ + .voltage = {2700, 3600}, + }, + + { .vendor = "MoselVitelic", .name = "V29C51000B", .bustype = BUS_PARALLEL, |