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Diffstat (limited to 'src/mainboard/lenovo/x1_carbon_gen1')
-rw-r--r--src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb b/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
index e76f68ae60..cb2d8f3b89 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
+++ b/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
@@ -155,6 +155,10 @@ chip northbridge/intel/sandybridge
register "eventc_enable" = "0xff"
register "eventd_enable" = "0xff"
register "evente_enable" = "0x0d"
+
+ register "has_bdc_detection" = "1"
+ register "bdc_gpio_num" = "54"
+ register "bdc_gpio_lvl" = "0"
end
end # LPC bridge
device pci 1f.2 on