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Add support for SST25LF020A

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Tested on hardware by Idwer too.

Corresponding to flashrom svn r1787.

Signed-off-by: Idwer Vollering <vidwer@gmail.com>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
This commit is contained in:
Idwer Vollering
2014-05-07 15:25:04 +00:00
committed by Stefan Tauner
parent 598968a687
commit f3607d191a
2 changed files with 34 additions and 1 deletions
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32
flashchips.c
View File

@ -9612,6 +9612,38 @@ const struct flashchip flashchips[] = {
.voltage = {2700, 3600},
},
{
.vendor = "SST",
.name = "SST25LF020A",
.bustype = BUS_SPI,
.manufacture_id = SST_ID,
.model_id = SST_SST25VF020_REMS,
.total_size = 256,
.page_size = 256,
.feature_bits = FEATURE_WRSR_EWSR,
.tested = TEST_OK_PREW,
.probe = probe_spi_rems,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 64} },
.block_erase = spi_block_erase_20,
}, {
.eraseblocks = { {32 * 1024, 8} },
.block_erase = spi_block_erase_52,
}, {
.eraseblocks = { {256 * 1024, 1} },
.block_erase = spi_block_erase_60,
},
},
.printlock = spi_prettyprint_status_register_sst25, /* FIXME: No BP2 & 3 */
.unlock = spi_disable_blockprotect,
.write = spi_chip_write_1, /* AAI supported, but opcode is 0xAF */
.read = spi_chip_read, /* Fast read (0x0B) supported */
.voltage = {2700, 3600},
},
{
.vendor = "SST",
.name = "SST25LF040A",

3
flashchips.h
View File

@ -574,6 +574,7 @@
* byte of device ID is related to log(bitsize) at least for some chips.
*/
#define SST_ID 0xBF /* SST */
#define SST_SST25LF020_REMS 0x43 /* REMS or RES opcode */
#define SST_SST25WF512 0x2501
#define SST_SST25WF010 0x2502
#define SST_SST25WF020 0x2503
@ -581,7 +582,7 @@
#define SST_SST25WF080 0x2505
#define SST_SST25VF512A_REMS 0x48 /* REMS or RES opcode */
#define SST_SST25VF010_REMS 0x49 /* REMS or RES opcode */
#define SST_SST25VF020_REMS 0x43 /* REMS or RES opcode */
#define SST_SST25VF020_REMS 0x43 /* REMS or RES opcode, same as SST25LF020A */
#define SST_SST25VF020B 0x258C
#define SST_SST25VF040_REMS 0x44 /* REMS or RES opcode, same as SST25LF040A */
#define SST_SST25VF040B 0x258D