[coreboot-gerrit] Change in coreboot[master]: mainboard/google/eve: Update VR config settings

[V Sowmya (Code Review)]

V Sowmya has uploaded a new change for review. ( https://review.coreboot.org/19826 )

Change subject: mainboard/google/eve: Update VR config settings
......................................................................

mainboard/google/eve: Update VR config settings

Update Psi2Threshold, IccMax, AcLoadline, DcLoadline
VR config settings as per board design.

BUG=b:38415991
BRANCH=none
TEST=Build and booted eve

Change-Id: I274245821f68fb3151e5563ea0c75eaa1ad32c08
Signed-off-by: V Sowmya 
---
M src/mainboard/google/eve/devicetree.cb
1 file changed, 15 insertions(+), 15 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/26/19826/2

diff --git a/src/mainboard/google/eve/devicetree.cb b/src/mainboard/google/eve/devicetree.cb
index 1305f9c..02193e8 100644
--- a/src/mainboard/google/eve/devicetree.cb
+++ b/src/mainboard/google/eve/devicetree.cb
@@ -68,36 +68,36 @@
    #| 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         | 4A    | 24A   | 24A   | 24A   |
+	#| IccMax         | 4.1A  | 24A   | 24A   | 24A   |
    #| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V |
-	#| AcLoadline     | 17.9  | 5.9   | 5.7   | 5.7   |
-	#| DcLoadline     | 14    | 4.7   | 4.2   | 4.2   |
+	#| AcLoadline     | 14.9  | 5     | 5.7   | 4.57  |
+	#| DcLoadline     | 14.2  | 4.86  | 4.2   | 4.3   |
    #+----------------+-------+-------+-------+-------+
    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(4),
+		.icc_max = VR_CFG_AMP(4.1),
    	.voltage_limit = 1520,
-		.ac_loadline = 1790,
-		.dc_loadline = 1400,
+		.ac_loadline = 1490,
+		.dc_loadline = 1420,
    }"

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,
@@ -105,14 +105,14 @@
    	.imon_offset = 0x0,
    	.icc_max = VR_CFG_AMP(24),
    	.voltage_limit = 1520,
-		.ac_loadline = 590,
-		.dc_loadline = 470,
+		.ac_loadline = 500,
+		.dc_loadline = 486,
    }"

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,
@@ -127,7 +127,7 @@
    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,
@@ -135,8 +135,8 @@
    	.imon_offset = 0x0,
    	.icc_max = VR_CFG_AMP(24),
    	.voltage_limit = 1520,
-		.ac_loadline = 570,
-		.dc_loadline = 420,
+		.ac_loadline = 457,
+		.dc_loadline = 430,
    }"

# Enable Root port 1 with SRCCLKREQ1#