From a84b0bd6ad4b5ab7220deb799f30515a9eb0d7fc Mon Sep 17 00:00:00 2001 From: Joshua Roys Date: Mon, 16 Aug 2010 22:12:39 +0000 Subject: SST49FL040B: add unlocking The datasheet says there's a set of registers in the 4Mbit before the flash memory. The block locking registers are aligned on 64K boundaries, plus 2. Write/erase sucessful on a system it failed before: http://www.flashrom.org/pipermail/flashrom/2010-August/004432.html Corresponding to flashrom svn r1144. Signed-off-by: Joshua Roys Acked-by: Michael Karcher --- flashchips.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'flashchips.c') diff --git a/flashchips.c b/flashchips.c index ae89701..be7fab5 100644 --- a/flashchips.c +++ b/flashchips.c @@ -5651,8 +5651,8 @@ struct flashchip flashchips[] = { .model_id = SST_49LF040B, .total_size = 512, .page_size = 64 * 1024, - .feature_bits = FEATURE_EITHER_RESET, - .tested = TEST_OK_PR, + .feature_bits = FEATURE_EITHER_RESET | FEATURE_REGISTERMAP, + .tested = TEST_OK_PREW, .probe = probe_jedec, .probe_timing = 1, /* 150ns */ .block_erasers = @@ -5668,6 +5668,7 @@ struct flashchip flashchips[] = { .block_erase = NULL, } }, + .unlock = unlock_82802ab, .write = write_jedec_1, .read = read_memmapped, }, -- cgit v1.1