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flashrom/flashchips/micron.c
Jacob Zarnstorff 5c3fd47332 flashchips: Add MT35XU02G 
Add initial support for Micron MT35XU02G.
Tested probe, read, write, and erase via linux_spi [0].

[0]: https://paste.flashrom.org/view.php?id=3778

Change-Id: I28eb0ce202b6e45ab3a72dca07f2f8c3b4cfb1b2
Signed-off-by: Jacob Zarnstorff <jacobzarnstorff@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/89686
Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>
Reviewed-by: Vincent Fazio <vfazio@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2025-10-31 02:20:48 +00:00

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/*
* This file is part of the flashrom project.
*
* SPDX-License-Identifier: GPL-2.0-or-later
* SPDX-FileCopyrightText: 2000 Silicon Integrated System Corporation
* SPDX-FileCopyrightText: 2004 Tyan Corp
* SPDX-FileCopyrightText: 2005-2008 coresystems GmbH <stepan@openbios.org>
* SPDX-FileCopyrightText: 2006-2009 Carl-Daniel Hailfinger
* SPDX-FileCopyrightText: 2009 Sean Nelson <audiohacked@gmail.com>
* SPDX-FileCopyrightText: 2025 Antonio Vázquez Blanco <antoniovazquezblanco@gmail.com>
*/
{
.vendor = "Micron",
.name = "MT25QL01G", /* L = 3V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q00A__3G,
.total_size = 131072,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 32768} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 32768} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 2} },
.block_erase = SPI_BLOCK_ERASE_C4,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {2700, 3600},
},
{
.vendor = "Micron",
.name = "MT25QU01G", /* U = 1.8V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q00A__1G,
.total_size = 131072,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_UNTESTED,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 32768} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 32768} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 2} },
.block_erase = SPI_BLOCK_ERASE_C4,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
},
{
.vendor = "Micron",
.name = "MT25QL02G", /* L = 3V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_MT25QL02G,
.total_size = 262144,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 4} },
.block_erase = SPI_BLOCK_ERASE_C4,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {2700, 3600},
},
{
.vendor = "Micron",
.name = "MT25QU02G", /* U = 1.8V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_MT25QU02G,
.total_size = 262144,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 4} },
.block_erase = SPI_BLOCK_ERASE_C4,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
},
{
.vendor = "Micron",
.name = "MT25QU128", /* U = 1.8V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q128__1E,
.total_size = 16384,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_UNTESTED,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 512} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 256} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {16384 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {16384 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
},
{
.vendor = "Micron",
.name = "MT25QL128", /* L = 3V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q128__3E,
.total_size = 16384,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 4096} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 512} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 256} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {16384 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {16384 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {2700, 3600},
},
{
.vendor = "Micron",
.name = "MT25QL256", /* L = 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_4BA_WREN,
.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_5C,
}, {
.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 = { {32768 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {32768 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {2700, 3600},
},
{
.vendor = "Micron",
.name = "MT25QU256", /* U = 1.8V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q256__1E,
.total_size = 32768,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.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_5C,
}, {
.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 = { {32768 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {32768 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
},
{
.vendor = "Micron",
.name = "MT25QL512", /* L = 3V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q512__3G,
.total_size = 65536,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 16384} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 16384} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 1024} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 1024} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {65536 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {2700, 3600},
.reg_bits =
{
.srp = {STATUS1, 7, RW},
.bp = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}, {STATUS1, 6, RW}},
.tb = {STATUS1, 5, RW},
},
.decode_range = DECODE_RANGE_SPI25,
},
{
.vendor = "Micron",
.name = "MT25QU512", /* U = 1.8V, uniform 64KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = ST_ID,
.model_id = ST_N25Q512__1G,
.total_size = 65536,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 16384} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 16384} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {64 * 1024, 1024} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {64 * 1024, 1024} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_C7,
}, {
.eraseblocks = { {65536 * 1024, 1} },
.block_erase = SPI_BLOCK_ERASE_60,
}
},
.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_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
},
{
.vendor = "Micron",
.name = "MT35XU02G", /* U = 1.8V, uniform 128KB/4KB blocks/sectors */
.bustype = BUS_SPI,
.manufacture_id = MICRON_ID,
.model_id = MICRON_MT35XU02GCBA,
.total_size = 256 * 1024,
.page_size = 256,
/* supports SFDP */
/* OTP: 64B total; read 0x4B, write 0x42 */
.feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
.tested = TEST_OK_PREW,
.probe = PROBE_SPI_RDID,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_21,
}, {
.eraseblocks = { {4 * 1024, 65536} },
.block_erase = SPI_BLOCK_ERASE_20,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_5C,
}, {
.eraseblocks = { {32 * 1024, 8192} },
.block_erase = SPI_BLOCK_ERASE_52,
}, {
.eraseblocks = { {128 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_DC,
}, {
.eraseblocks = { {128 * 1024, 2048} },
.block_erase = SPI_BLOCK_ERASE_D8,
}, {
.eraseblocks = { {65536 * 1024, 4} },
.block_erase = SPI_BLOCK_ERASE_C4,
}
},
.printlock = SPI_PRETTYPRINT_STATUS_REGISTER_N25Q, /* TODO: config, lock, flag regs */
.unlock = SPI_DISABLE_BLOCKPROTECT_N25Q, /* TODO: per 128kB sector lock registers */
.write = SPI_CHIP_WRITE256, /* Multi I/O supported */
.read = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
.voltage = {1700, 2000},
.reg_bits =
{
.srp = {STATUS1, 7, RW},
.bp = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}, {STATUS1, 6, RW}},
.tb = {STATUS1, 5, RW},
},
},
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