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>
diff --git a/src/mainboard/google/hatch/variants/jinlon/ramstage.c b/src/mainboard/google/hatch/variants/jinlon/ramstage.c
index 5e12864..240bcae 100644
--- a/src/mainboard/google/hatch/variants/jinlon/ramstage.c
+++ b/src/mainboard/google/hatch/variants/jinlon/ramstage.c
@@ -13,6 +13,6 @@
* a minimum of 400us on Kohaku.
*/
gpio_output(GPP_C11, 1);
- mdelay(1);
+ mdelay(4);
gpio_output(GPP_A12, 1);
}