Increase delay in probe_jedec() to 2ms to reliably detect AT29C020

Run time is increased a few 100ms but this is needed for reliability.
I consider this trivial.

Corresponding to flashrom svn r262 and coreboot v2 svn r3373.

Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Peter Stuge <peter@stuge.se>

1 files changed, 1 insertions, 1 deletions

diff --git a/jedec.c b/jedec.c
index e818294f..d166a131 100644
--- a/jedec.c
+++ b/jedec.c
@@ -103,7 +103,7 @@ int probe_jedec(struct flashchip *flash)
 	 * needs 10 ms according to the data sheet, but it has been tested
 	 * to work reliably with 20 us. Allow a factor of 2 safety margin.
 	 */
-	myusec_delay(40);
+	myusec_delay(2000);
 
 	/* Read product ID */
 	id1 = *(volatile uint8_t *)bios;