commit | 988d3eefa65faf704fe59152308ad2797af0f263 | [log] [tgz] |
---|---|---|
author | Eran Mitrani <mitrani@google.com> | Mon Dec 12 15:11:35 2022 -0800 |
committer | Martin L Roth <gaumless@gmail.com> | Wed Dec 14 03:46:09 2022 +0000 |
tree | 6ac28263d5984fda557c5e283612b3cf050b2c15 | |
parent | 0f0a43c9b13c86a578482e57925ee10b6ecce639 [diff] |
mb/google/hatch/dratini: increase power enable to reset deassert delay With 1ms delay, reset is de-asserted too soon, before power is fully up, causing a glitch to the reset signal. The issue is resolved with 4ms delay. TEST=tested on dratini device and observed the issue is resolved. BUG=b:260253945 Change-Id: I5c3edbc6ac90d5042c2d3c5b01573d4bb1ea676d Signed-off-by: Eran Mitrani <mitrani@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/70666 Reviewed-by: Tarun Tuli <taruntuli@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/hatch/variants/dratini/ramstage.c b/src/mainboard/google/hatch/variants/dratini/ramstage.c index 176527b..434d357 100644 --- a/src/mainboard/google/hatch/variants/dratini/ramstage.c +++ b/src/mainboard/google/hatch/variants/dratini/ramstage.c
@@ -14,6 +14,6 @@ * a minimum of 400us on Kohaku. */ gpio_output(GPP_C11, 1); - mdelay(1); + mdelay(4); gpio_output(GPP_A12, 1); }