diff options
| author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2018-12-03 09:41:06 +0100 |
|---|---|---|
| committer | Philipp Deppenwiese <zaolin.daisuki@gmail.com> | 2018-12-04 07:11:45 +0000 |
| commit | e736015fffc973ccbd6de54751e312a1fda387dc (patch) | |
| tree | 5772c955e4fafeaa3aa9e120e275abec5c230024 | |
| parent | cebf9e6f38aac484024711bd640f2135c8033935 (diff) | |
drivers/spi/winbond: Fix TB bit
The TB has to be inverted to actually protected the correct region.
Tested on elgon using I67eb4ee8e0ad297a8d1984d55102146688c291fc.
Change-Id: I715791b8ae5d1db1ef587321ae5c9daa10eb7dbc
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/30014
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Reviewed-by: Julius Werner <jwerner@chromium.org>
| -rw-r--r-- | src/drivers/spi/winbond.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/drivers/spi/winbond.c b/src/drivers/spi/winbond.c index 9eb335262d..f8ea247bb8 100644 --- a/src/drivers/spi/winbond.c +++ b/src/drivers/spi/winbond.c @@ -303,7 +303,7 @@ static void winbond_bpbits_to_region(const size_t granularity, tb = !tb; } - out->offset = tb ? flash_size - protected_size : 0; + out->offset = tb ? 0 : flash_size - protected_size; out->size = protected_size; } @@ -519,9 +519,9 @@ winbond_set_write_protection(const struct spi_flash *flash, wp_region = *region; if (region_offset(&wp_region) == 0) - tb = 0; - else tb = 1; + else + tb = 0; if (region_sz(&wp_region) > flash->size / 2) { cmp = 1; |