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-rw-r--r--src/mainboard/lenovo/t60/dock.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t60/dock.c b/src/mainboard/lenovo/t60/dock.c
index 9921457e4d..b01f8e8adf 100644
--- a/src/mainboard/lenovo/t60/dock.c
+++ b/src/mainboard/lenovo/t60/dock.c
@@ -133,6 +133,10 @@ static int dock_superio_init(void)
*/
dock_write_register(0x22, 0xa9);
+ /* enable serial port */
+ dock_write_register(0x07, PC87384_SP1);
+ dock_write_register(0x30, 0x01);
+
dock_write_register(0x07, PC87384_GPIO);
dock_write_register(0x60, 0x16);
dock_write_register(0x61, 0x20);