From 616c07c87f3e7acdab2ec10fc95579cf53fca3a6 Mon Sep 17 00:00:00 2001 From: "leo.chou" Date: Wed, 18 May 2022 09:11:31 +0800 Subject: [PATCH] mb/google/brya/var/taeko: Modify DPA value to 100 for taeko In order to meet the OEM's acoustic specifications, the pre-wake randomization time (DPA) is set to 100. BUG=b:232892200 TEST=build FW and checked DPA value by fsp log. Signed-off-by: leo.chou Change-Id: I65e3fef581ee06fa049e831f246da1328a08518c Reviewed-on: https://review.coreboot.org/c/coreboot/+/64441 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak --- src/mainboard/google/brya/variants/taeko/overridetree.cb | 1 + 1 file changed, 1 insertion(+) diff --git a/src/mainboard/google/brya/variants/taeko/overridetree.cb b/src/mainboard/google/brya/variants/taeko/overridetree.cb index a2838b2730..c212f1d1f1 100644 --- a/src/mainboard/google/brya/variants/taeko/overridetree.cb +++ b/src/mainboard/google/brya/variants/taeko/overridetree.cb @@ -50,6 +50,7 @@ chip soc/intel/alderlake register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_8" register "fast_pkg_c_ramp_disable[VR_DOMAIN_IA]" = "1" register "fast_pkg_c_ramp_disable[VR_DOMAIN_GT]" = "1" + register "PreWake" = "100" register "ext_fivr_settings" = "{ .configure_ext_fivr = 1, .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX,