flashchips: Add Fudan FM25W128, wide voltage range chip
Surprisingly, this chip is status-register-wise closer to the
FM25Q64 than the FM25Q128. There's also a 3rd status register,
but it is read only.
Some of the BP bits aren't documented. Hence we don't hook the
WP support up.
Datasheet used:
https://www.fmsh.com/nvm/FM25W128_ds_eng.pdf
Change-Id: Id0e3ac404b5de0caa84775cdb112e6ccf50566a5
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.sourcearcade.org/c/flashprog/+/573
diff --git a/flashchips.c b/flashchips.c
index c1e08d9..2d98ab6 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -7114,6 +7114,61 @@
},
{
+ .vendor = "Fudan",
+ .name = "FM25W128",
+ .bustype = BUS_SPI,
+ .id.type = ID_SPI_RDID,
+ .id.manufacture = FUDAN_ID_NOPREFIX,
+ .id.model = FUDAN_FM25W128,
+ .total_size = 16384,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_EITHER | FEATURE_WRSR_EXT2 | FEATURE_WRSR2 |
+ FEATURE_OTP | FEATURE_QPI_SRP,
+ .dummy_cycles = { .qpi_read_params = { 2, 4, 6, 8 } },
+ .tested = TEST_UNTESTED,
+ .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_60,
+ }, {
+ .eraseblocks = { {16384 * 1024, 1} },
+ .block_erase = spi_block_erase_c7,
+ },
+ },
+ .reg_bits =
+ {
+ .qe = {STATUS2, 1, RW},
+ /*
+ * Not all BP bit combinations are documented,
+ * full WP support would need specific testing.
+ * .srp = {STATUS1, 7, RW},
+ * .srl = {STATUS2, 0, RW},
+ * .bp = {{STATUS1, 2, RW}, {STATUS1, 3, RW}, {STATUS1, 4, RW}},
+ * .tb = {STATUS1, 5, RW},
+ * .sec = {STATUS1, 6, RW},
+ * .cmp = {STATUS2, 6, RW},
+ */
+ },
+ .printlock = spi_prettyprint_status_register_bp2_tb_bpl,
+ .unlock = spi_disable_blockprotect_bp2_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read,
+ .voltage = {1650, 3600},
+ .prepare_access = spi_prepare_io,
+ .finish_access = spi_finish_io,
+ },
+
+ {
.vendor = "Fujitsu",
.name = "MBM29F004BC",
.bustype = BUS_PARALLEL,
diff --git a/include/flashchips.h b/include/flashchips.h
index 0631277..557043e 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -346,6 +346,7 @@
#define FUDAN_ID 0x7F7F7F7F7F7F7FA1 /* Shanghai Fudan Microelectronics resides in bank 8 */
#define FUDAN_ID_NOPREFIX 0xA1 /* Fudan, missing 0x7F prefix */
+#define FUDAN_FM25W128 0x2818
#define FUDAN_FM25F005 0x3110
#define FUDAN_FM25F01 0x3111
#define FUDAN_FM25F02 0x3112 /* Same as FM25F02A */