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-rw-r--r--src/mainboard/lenovo/x200/devicetree.cb6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x200/devicetree.cb b/src/mainboard/lenovo/x200/devicetree.cb
index 278b464a3..df94c82d1 100644
--- a/src/mainboard/lenovo/x200/devicetree.cb
+++ b/src/mainboard/lenovo/x200/devicetree.cb
@@ -1,4 +1,10 @@
chip northbridge/intel/gm45
+
+ register "gpu_use_spread_spectrum_clock" = "1"
+ register "gpu_lvds_dual_channel" = "0"
+ register "gpu_link_frequency_270_mhz" = "1"
+ register "gpu_lvds_num_lanes" = "4"
+
device cpu_cluster 0 on
chip cpu/intel/socket_BGA956
device lapic 0 on end