Nico Huber merged this change.
4BA: Add Micron N25Q/MT25QL 32MB and 64MB 3V SPI flash
Use direct 4-byte address commands.
Change-Id: I3c130c5ecf4bcc7cf3b34257cb5fc3df523ce08b
Signed-off-by: Ed Swierk <eswierk@skyportsystems.com>
Reviewed-on: https://review.coreboot.org/20511
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
M flashchips.c
1 file changed, 78 insertions(+), 0 deletions(-)
diff --git a/flashchips.c b/flashchips.c
index e5cf8a4..742cc6e 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -9743,6 +9743,84 @@
},
{
+ .vendor = "Micron",
+ .name = "N25Q256..3E/MT25QL256", /* ..3E/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_SUPPORT,
+ .four_bytes_addr_funcs =
+ {
+ .read_nbyte = spi_nbyte_read_4ba_direct,
+ .program_byte = spi_byte_program_4ba_direct,
+ .program_nbyte = spi_nbyte_program_4ba_direct
+ },
+ .tested = TEST_OK_PREW,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers = {
+ {
+ .eraseblocks = { {4 * 1024, 8192} },
+ .block_erase = spi_block_erase_21_4ba_direct,
+ }, {
+ .eraseblocks = { {64 * 1024, 512} },
+ .block_erase = spi_block_erase_dc_4ba_direct,
+ }, {
+ .eraseblocks = { {32768 * 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 = "Micron",
+ .name = "N25Q512..3E/MT25QL512", /* ..3E/L = 3V, uniform 64KB/4KB blocks/sectors */
+ .bustype = BUS_SPI,
+ .manufacture_id = ST_ID,
+ .model_id = ST_N25Q512__3E,
+ .total_size = 65536,
+ .page_size = 256,
+ /* supports SFDP */
+ /* OTP: 64B total; read 0x4B, write 0x42 */
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_SUPPORT,
+ .four_bytes_addr_funcs =
+ {
+ .read_nbyte = spi_nbyte_read_4ba_direct,
+ .program_byte = spi_byte_program_4ba_direct,
+ .program_nbyte = spi_nbyte_program_4ba_direct
+ },
+ .tested = TEST_OK_PREW,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers = {
+ {
+ .eraseblocks = { {4 * 1024, 16384} },
+ .block_erase = spi_block_erase_21_4ba_direct,
+ }, {
+ .eraseblocks = { {64 * 1024, 1024} },
+ .block_erase = spi_block_erase_dc_4ba_direct,
+ }, {
+ .eraseblocks = { {65536 * 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,
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