Here's a patch for supporting the MX25U12835F part
Datasheet is here:
http://www.macronix.com/Lists/DataSheet/Attachments/1653/MX25U12835F,%201.8V,%20128Mb,%20v1.4.pdf
The ID was already in flashchips.h
1702 stefanct #define MACRONIX_MX25U12835E 0x2538 /* Same as
MX25U12835F */
Martin
Index: flashchips.c
===================================================================
--- flashchips.c (revision 1806)
+++ flashchips.c (working copy)
@@ -6788,6 +6788,35 @@
{
.vendor = "Macronix",
+ .name = "MX25U12835F",
+ .bustype = BUS_SPI,
+ .manufacture_id = MACRONIX_ID,
+ .model_id = MACRONIX_MX25U12835E,
+ .total_size = 16384,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_QPI,
+ .tested = TEST_OK_PREW,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {32 * 1024, 512} },
+ .block_erase = spi_block_erase_52,
+ }, {
+ .eraseblocks = { {64 * 1024, 256} },
+ .block_erase = spi_block_erase_d8,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_default_bp3, /* bit6 is quad enable */
+ .unlock = spi_disable_blockprotect,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B) and multi I/O supported */
+ .voltage = {1650, 2000},
+ },
+
+ {
+ .vendor = "Macronix",
.name = "MX29F001B",
.bustype = BUS_PARALLEL,
.manufacture_id = MACRONIX_ID,
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