diff options
| author | Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> | 2020-12-18 10:19:14 +0800 |
|---|---|---|
| committer | Hung-Te Lin <hungte@chromium.org> | 2020-12-21 02:31:42 +0000 |
| commit | 85adcdbff4536be3dcb222e3823492c572851882 (patch) | |
| tree | 792b64ea630ad7dcd491c3bc1741c59356b0ba36 /src/mainboard | |
| parent | 8cb922346f118f139b5b8a76312a3c92b8cfb727 (diff) | |
| download | coreboot-85adcdbff4536be3dcb222e3823492c572851882.tar.xz | |
mb/google/dedede/var/madoo: Configure Acoustic noise mitigation UPDs
Enable Acoustic noise mitigation for madoo and set slew rate to 1/8
which is calibrated value for the board. Other values like PreWake,
Rampup and RampDown are 0 by default.
BUG=b:173765599
BRANCH=dedede
TEST=Correct value is passed to UPD and Acoustic noise test passes.
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Change-Id: I968d8d43016e3569835b0a777335fa1d5c135f87
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48721
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/dedede/variants/madoo/overridetree.cb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/madoo/overridetree.cb b/src/mainboard/google/dedede/variants/madoo/overridetree.cb index c7f39952c5..993bfbba89 100644 --- a/src/mainboard/google/dedede/variants/madoo/overridetree.cb +++ b/src/mainboard/google/dedede/variants/madoo/overridetree.cb @@ -61,6 +61,11 @@ chip soc/intel/jasperlake register "tcc_offset" = "10" # TCC of 95C + # Enable Acoustic noise mitigation and set slew rate to 1/8 + # Rest of the parameters are 0 by default. + register "AcousticNoiseMitigation" = "1" + register "SlowSlewRate" = "2" + device domain 0 on device pci 04.0 on chip drivers/intel/dptf |