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authorRajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>2017-06-21 16:42:53 +0530
committerMartin Roth <martinroth@google.com>2017-06-27 20:46:48 +0000
commit4692e2fc95605a997cd9cd1cdb711e6c1f6869bc (patch)
tree497ecf92fcd4f33d4e6686f374a8d19754cf3805 /src/mainboard/google
parentb3f2c9ac5977ec4d4a0391a202f90a923d06895c (diff)
downloadcoreboot-4692e2fc95605a997cd9cd1cdb711e6c1f6869bc.tar.xz
mainboard/google/soraka: Update VR config settings
Update Psi2Threshold, IccMax, AcLoadline, DcLoadline VR config settings as per board design. BUG=b:62063434 BRANCH=none TEST=Build and boot soraka. Change-Id: I254bbb88b82ddf278f0ec71bc98873df1d5e0d27 Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com> Signed-off-by: G Naveen <naveen.g@intel.com> Reviewed-on: https://review.coreboot.org/20309 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Naresh Solanki <naresh.solanki@intel.com> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/poppy/variants/soraka/devicetree.cb30
1 files changed, 20 insertions, 10 deletions
diff --git a/src/mainboard/google/poppy/variants/soraka/devicetree.cb b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
index 2785131f43..58287fa4ec 100644
--- a/src/mainboard/google/poppy/variants/soraka/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
@@ -72,65 +72,75 @@ chip soc/intel/skylake
#| Domain/Setting | SA | IA | GTUS | GTS |
#+----------------+-------+-------+-------+-------+
#| Psi1Threshold | 20A | 20A | 20A | 20A |
- #| Psi2Threshold | 4A | 5A | 5A | 5A |
+ #| Psi2Threshold | 2A | 2A | 2A | 2A |
#| 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 |
- #| IccMax | 7A | 34A | 35A | 35A |
+ #| IccMax | 5A | 24A | 24A | 24A |
#| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V |
+ #| AcLoadline | 15 | 5.7 | 5.5 | 5.5 |
+ #| DcLoadline | 14.3 | 4.83 | 4.2 | 4.2 |
#+----------------+-------+-------+-------+-------+
register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
- .psi2threshold = VR_CFG_AMP(4),
+ .psi2threshold = VR_CFG_AMP(2),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
- .icc_max = VR_CFG_AMP(7),
+ .icc_max = VR_CFG_AMP(5),
.voltage_limit = 1520,
+ .ac_loadline = 1500,
+ .dc_loadline = 1430,
}"
register "domain_vr_config[VR_IA_CORE]" = "{
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
- .psi2threshold = VR_CFG_AMP(5),
+ .psi2threshold = VR_CFG_AMP(2),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
- .icc_max = VR_CFG_AMP(34),
+ .icc_max = VR_CFG_AMP(24),
.voltage_limit = 1520,
+ .ac_loadline = 570,
+ .dc_loadline = 483,
}"
register "domain_vr_config[VR_GT_UNSLICED]" = "{
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
- .psi2threshold = VR_CFG_AMP(5),
+ .psi2threshold = VR_CFG_AMP(2),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
- .icc_max = VR_CFG_AMP(35),
+ .icc_max = VR_CFG_AMP(24),
.voltage_limit = 1520,
+ .ac_loadline = 550,
+ .dc_loadline = 420,
}"
register "domain_vr_config[VR_GT_SLICED]" = "{
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
- .psi2threshold = VR_CFG_AMP(5),
+ .psi2threshold = VR_CFG_AMP(2),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
- .icc_max = VR_CFG_AMP(35),
+ .icc_max = VR_CFG_AMP(24),
.voltage_limit = 1520,
+ .ac_loadline = 550,
+ .dc_loadline = 420,
}"
# Enable Root port 1.