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Add support for Atmel / Adesto AT25SF041 SPI flash chip

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probe/erase/read/write/verify hardware-tests were done.

Change-Id: I0be930ff2258300508398e12fbe5abe10400fea2
Signed-off-by: Julian von Mendel <git@jinvent.de>
Signed-off-by: jvm <git@jinvent.de>
Reviewed-on: https://review.coreboot.org/25047
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
jvm 2018-03-08 15:43:20 +01:00 committed by Nico Huber
parent 4f444794de
commit a3ab6c6c3a
2 changed files with 39 additions and 0 deletions
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38
flashchips.c
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@ -2175,6 +2175,44 @@ const struct flashchip flashchips[] = {
.voltage = {2700, 3600}, .voltage = {2700, 3600},
}, },
{
.vendor = "Atmel",
.name = "AT25SF041",
.bustype = BUS_SPI,
.manufacture_id = ATMEL_ID,
.model_id = ATMEL_AT25SF041,
.total_size = 512,
.page_size = 256,
.feature_bits = FEATURE_WRSR_WREN,
.tested = TEST_OK_PREW,
.probe = probe_spi_rdid,
.probe_timing = TIMING_ZERO,
.block_erasers =
{
{
.eraseblocks = { {4 * 1024, 128} },
.block_erase = spi_block_erase_20,
}, {
.eraseblocks = { {32 * 1024, 16} },
.block_erase = spi_block_erase_52,
}, {
.eraseblocks = { {64 * 1024, 8} },
.block_erase = spi_block_erase_d8,
}, {
.eraseblocks = { {512 * 1024, 1} },
.block_erase = spi_block_erase_60,
}, {
.eraseblocks = { {512 * 1024, 1} },
.block_erase = spi_block_erase_c7,
}
},
.printlock = spi_prettyprint_status_register_plain,
.unlock = spi_disable_blockprotect,
.write = spi_chip_write_256,
.read = spi_chip_read,
.voltage = {2500, 3600},
},
{ {
.vendor = "Atmel", .vendor = "Atmel",
.name = "AT26DF041", .name = "AT26DF041",

1
flashchips.h
View File

@ -150,6 +150,7 @@
#define ATMEL_AT25F4096 0x64 /* Needs AT25F_RDID */ #define ATMEL_AT25F4096 0x64 /* Needs AT25F_RDID */
#define ATMEL_AT25FS010 0x6601 #define ATMEL_AT25FS010 0x6601
#define ATMEL_AT25FS040 0x6604 #define ATMEL_AT25FS040 0x6604
#define ATMEL_AT25SF041 0x8401
#define ATMEL_AT26DF041 0x4400 #define ATMEL_AT26DF041 0x4400
#define ATMEL_AT26DF081 0x4500 /* guessed, no datasheet available */ #define ATMEL_AT26DF081 0x4500 /* guessed, no datasheet available */
#define ATMEL_AT26DF081A 0x4501 #define ATMEL_AT26DF081A 0x4501