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-rw-r--r--src/mainboard/lenovo/x220/devicetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x220/devicetree.cb b/src/mainboard/lenovo/x220/devicetree.cb
index 78a65a8825..62ad3b0a5b 100644
--- a/src/mainboard/lenovo/x220/devicetree.cb
+++ b/src/mainboard/lenovo/x220/devicetree.cb
@@ -76,6 +76,9 @@ chip northbridge/intel/sandybridge
register "c2_latency" = "101" # c2 not supported
register "p_cnt_throttling_supported" = "1"
+ register "spi_uvscc" = "0x2005"
+ register "spi_lvscc" = "0x2005"
+
device pci 16.0 off end # Management Engine Interface 1
device pci 16.1 off end # Management Engine Interface 2
device pci 16.2 off end # Management Engine IDE-R