From 4692e2fc95605a997cd9cd1cdb711e6c1f6869bc Mon Sep 17 00:00:00 2001 From: Rajneesh Bhardwaj Date: Wed, 21 Jun 2017 16:42:53 +0530 Subject: 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 Signed-off-by: G Naveen Reviewed-on: https://review.coreboot.org/20309 Tested-by: build bot (Jenkins) Reviewed-by: Naresh Solanki Reviewed-by: Sumeet R Pawnikar Reviewed-by: Aaron Durbin --- .../google/poppy/variants/soraka/devicetree.cb | 30 ++++++++++++++-------- 1 file changed, 20 insertions(+), 10 deletions(-) (limited to 'src') 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. -- cgit v1.2.3