mb/google/hatch/var/jinlon: Increase reset deassert delay to 4 ms

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 google/jinlon device and observed the issue is resolved.
BUG=b:260253945

Signed-off-by: Eran Mitrani <mitrani@google.com>
Change-Id: I4efe916824cc193a7c2db7599b37f0d4de40bfce
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79474
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Shelley Chen <shchen@google.com>
This commit is contained in:
Eran Mitrani 2023-12-12 16:16:13 -08:00 committed by Subrata Banik
parent 7bcf4ae4d2
commit 83e9f04802
1 changed files with 1 additions and 1 deletions

View File

@ -13,6 +13,6 @@ void variant_ramstage_init(void)
* a minimum of 400us on Kohaku. * a minimum of 400us on Kohaku.
*/ */
gpio_output(GPP_C11, 1); gpio_output(GPP_C11, 1);
mdelay(1); mdelay(4);
gpio_output(GPP_A12, 1); gpio_output(GPP_A12, 1);
} }