diff options
| author | Jamie Chen <jamie.chen@intel.com> | 2020-01-20 18:06:19 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-01-21 13:10:47 +0000 |
| commit | 951a6207f32fbfc7bf21f122b3a66b88fb79892c (patch) | |
| tree | 05064b016dd73458f751aae157fde9eb986f37cf /src | |
| parent | a5ce45b95482f6e6aacab225197cc84cbdb519bf (diff) | |
| download | coreboot-951a6207f32fbfc7bf21f122b3a66b88fb79892c.tar.xz | |
mb/google/puff: Add ac/dc loadline configuations
According to VRTT report, add ac/dc loadline configuations in puff device
tree.
BUG=b:147206535
BRANCH=None
TEST=build coreboot and fsp with enabled fw_debug.
Flashed to puff and checked the log.
All ac/dc loadline configs were set correctly.
Change-Id: Ia806de23a1fefcaac3ce9a462a8a04eee5eabcae
Signed-off-by: Jamie Chen <jamie.chen@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38479
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/hatch/variants/puff/overridetree.cb | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/puff/overridetree.cb b/src/mainboard/google/hatch/variants/puff/overridetree.cb index e7fe907989..456e6661a1 100644 --- a/src/mainboard/google/hatch/variants/puff/overridetree.cb +++ b/src/mainboard/google/hatch/variants/puff/overridetree.cb @@ -277,4 +277,80 @@ chip soc/intel/cannonlake device pci 1e.3 off end # GSPI #1 end + # VR Settings Configuration for 4 Domains + #+----------------+-------+-------+-------+-------+ + #| Domain/Setting | SA | IA | GTUS | GTS | + #+----------------+-------+-------+-------+-------+ + #| Psi1Threshold | 20A | 20A | 20A | 20A | + #| Psi2Threshold | 5A | 5A | 5A | 5A | + #| Psi3Threshold | 1A | 1A | 1A | 1A | + #| Psi3Enable | 1 | 1 | 1 | 1 | + #| Psi4Enable | 1 | 1 | 1 | 1 | + #| ImonSlope | 0 | 0 | 0 | 0 | + #| ImonOffset | 0 | 0 | 0 | 0 | + #| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V | + #| AcLoadline | 10.04 | 1.81 | 3.19 | 3.19 | + #| DcLoadline | 10.04 | 1.81 | 3.19 | 3.19 | + #+----------------+-------+-------+-------+-------+ + #Note: IccMax settings are moved to SoC code + register "domain_vr_config[VR_SYSTEM_AGENT]" = "{ + .vr_config_enable = 1, + .psi1threshold = VR_CFG_AMP(20), + .psi2threshold = VR_CFG_AMP(5), + .psi3threshold = VR_CFG_AMP(1), + .psi3enable = 1, + .psi4enable = 1, + .imon_slope = 0x0, + .imon_offset = 0x0, + .icc_max = 0, + .voltage_limit = 1520, + .ac_loadline = 1004, + .dc_loadline = 1004, + }" + + register "domain_vr_config[VR_IA_CORE]" = "{ + .vr_config_enable = 1, + .psi1threshold = VR_CFG_AMP(20), + .psi2threshold = VR_CFG_AMP(5), + .psi3threshold = VR_CFG_AMP(1), + .psi3enable = 1, + .psi4enable = 1, + .imon_slope = 0x0, + .imon_offset = 0x0, + .icc_max = 0, + .voltage_limit = 1520, + .ac_loadline = 181, + .dc_loadline = 181, + }" + + register "domain_vr_config[VR_GT_UNSLICED]" = "{ + .vr_config_enable = 1, + .psi1threshold = VR_CFG_AMP(20), + .psi2threshold = VR_CFG_AMP(5), + .psi3threshold = VR_CFG_AMP(1), + .psi3enable = 1, + .psi4enable = 1, + .imon_slope = 0x0, + .imon_offset = 0x0, + .icc_max = 0, + .voltage_limit = 1520, + .ac_loadline = 319, + .dc_loadline = 319, + }" + + register "domain_vr_config[VR_GT_SLICED]" = "{ + .vr_config_enable = 1, + .psi1threshold = VR_CFG_AMP(20), + .psi2threshold = VR_CFG_AMP(5), + .psi3threshold = VR_CFG_AMP(1), + .psi3enable = 1, + .psi4enable = 1, + .imon_slope = 0x0, + .imon_offset = 0x0, + .icc_max = 0, + .voltage_limit = 1520, + .ac_loadline = 319, + .dc_loadline = 319, + }" + end |