diff options
| author | Peter Stuge <peter@stuge.se> | 2008-06-24 02:09:09 +0000 |
|---|---|---|
| committer | Peter Stuge <peter@stuge.se> | 2008-06-24 02:09:09 +0000 |
| commit | 0667afd2948a867754f2c3d6b3e53eeca0092671 (patch) | |
| tree | d75f42001e8fc484b436393f59bd0ac9c342882e /util | |
| parent | 606a207d9be0129296eda235896c9354b4e04e1f (diff) | |
| download | coreboot-0667afd2948a867754f2c3d6b3e53eeca0092671.tar.xz | |
flashrom: Increase delay in probe_jedec() after Product ID Entry to 10ms
We should follow data sheet timing, even if chips have been tested to answer
faster in the field.
Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3387 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util')
| -rw-r--r-- | util/flashrom/jedec.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/util/flashrom/jedec.c b/util/flashrom/jedec.c index 821ebd401a..58a750a93f 100644 --- a/util/flashrom/jedec.c +++ b/util/flashrom/jedec.c @@ -100,10 +100,9 @@ int probe_jedec(struct flashchip *flash) myusec_delay(10); *(volatile uint8_t *)(bios + 0x5555) = 0x90; /* Older chips may need up to 100 us to respond. The ATMEL 29C020 - * needs 10 ms according to the data sheet, but it has been tested - * to work reliably with 2 ms. + * needs 10 ms according to the data sheet. */ - myusec_delay(2000); + myusec_delay(10000); /* Read product ID */ id1 = *(volatile uint8_t *)bios; |