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-rw-r--r--src/mainboard/lenovo/x220/devicetree.cb14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x220/devicetree.cb b/src/mainboard/lenovo/x220/devicetree.cb
index 233f69082f..dc2f4a5858 100644
--- a/src/mainboard/lenovo/x220/devicetree.cb
+++ b/src/mainboard/lenovo/x220/devicetree.cb
@@ -35,6 +35,20 @@ chip northbridge/intel/sandybridge
{ 1, 7, 0x0080 },
{ 1, 6, 0x0080 },}"
+ chip cpu/intel/model_206ax
+ # Values obtained from vendor BIOS v1.46
+ # schematics say 33Amps for 17W TDP, 53Amps for 35W TDP
+ register "pp0_current_limit" = "98"
+ # schematics say 33Amps for GFX
+ register "pp1_current_limit" = "33"
+ register "pp0_psi[VR12_PSI1]" = "{VR12_2_PHASES, 20}"
+ register "pp0_psi[VR12_PSI2]" = "{VR12_ALL_PHASES, 5}"
+ register "pp0_psi[VR12_PSI3]" = "{VR12_ALL_PHASES, 1}"
+ register "pp1_psi[VR12_PSI1]" = "{VR12_2_PHASES, 20}"
+ register "pp1_psi[VR12_PSI2]" = "{VR12_ALL_PHASES, 5}"
+ register "pp1_psi[VR12_PSI3]" = "{VR12_ALL_PHASES, 1}"
+ device cpu_cluster 0 on end
+ end
device domain 0 on
subsystemid 0x17aa 0x21db inherit