diff options
| author | Gaggery Tsai <gaggery.tsai@intel.com> | 2018-02-05 13:47:39 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2018-02-08 19:47:42 +0000 |
| commit | 2a81fedd6aecba4c7b1be7b1fea68cde215b5252 (patch) | |
| tree | 3d3f71085e99447495070d62997c347a3abdab07 /src/mainboard | |
| parent | 54fa28efc3673c6f2632770e92ddb3beb7909fe4 (diff) | |
| download | coreboot-2a81fedd6aecba4c7b1be7b1fea68cde215b5252.tar.xz | |
mb/google/poppy/variants/nami: Revise AC/DC loadlines
This patch revises AC/DC loadlines from VRTT reports.
+----------------+-------+-------+-------+-------+
| Domain/Setting | SA | IA | GTUS | GTS |
+----------------+-------+-------+-------+-------+
| AcLoadline | 11 | 2.4 | 3.1 | 3.1 |
| DcLoadline | 10 | 2.46 | 3.1 | 3.1 |
+----------------+-------+-------+-------+-------+
BUG=b:72351128 b:72129954
BRANCH=None
TEST=emerge-nami coreboot chromeos-bootimage & ensure the settings
are passed to FSP.
Change-Id: Ib8aeb82973c42723d7b623967f8085c8f1d926eb
Signed-off-by: Gaggery Tsai <gaggery.tsai@intel.com>
Reviewed-on: https://review.coreboot.org/23635
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/poppy/variants/nami/devicetree.cb | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb index 55ecb26c11..c4819663cc 100644 --- a/src/mainboard/google/poppy/variants/nami/devicetree.cb +++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb @@ -78,8 +78,8 @@ chip soc/intel/skylake #| ImonSlope | 0 | 0 | 0 | 0 | #| ImonOffset | 0 | 0 | 0 | 0 | #| 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 | + #| AcLoadline | 11 | 2.4 | 3.1 | 3.1 | + #| DcLoadline | 10 | 2.46 | 3.1 | 3.1 | #+----------------+-------+-------+-------+-------+ register "domain_vr_config[VR_SYSTEM_AGENT]" = "{ .vr_config_enable = 1, @@ -91,8 +91,8 @@ chip soc/intel/skylake .imon_slope = 0x0, .imon_offset = 0x0, .voltage_limit = 1520, - .ac_loadline = 1500, - .dc_loadline = 1430, + .ac_loadline = 1100, + .dc_loadline = 1000, }" register "domain_vr_config[VR_IA_CORE]" = "{ @@ -105,8 +105,8 @@ chip soc/intel/skylake .imon_slope = 0x0, .imon_offset = 0x0, .voltage_limit = 1520, - .ac_loadline = 570, - .dc_loadline = 483, + .ac_loadline = 240, + .dc_loadline = 246, }" register "domain_vr_config[VR_GT_UNSLICED]" = "{ @@ -119,8 +119,8 @@ chip soc/intel/skylake .imon_slope = 0x0, .imon_offset = 0x0, .voltage_limit = 1520, - .ac_loadline = 550, - .dc_loadline = 420, + .ac_loadline = 310, + .dc_loadline = 310, }" register "domain_vr_config[VR_GT_SLICED]" = "{ @@ -133,8 +133,8 @@ chip soc/intel/skylake .imon_slope = 0x0, .imon_offset = 0x0, .voltage_limit = 1520, - .ac_loadline = 550, - .dc_loadline = 420, + .ac_loadline = 310, + .dc_loadline = 310, }" # Root port 4 (x1) |