lenovo/t400: Rewrite dock from t60

Old dock.c copied from x201 was incorrect. Do a rewrite of t60 dock
code as pnp devices.

Fixes USB and serial on the dock, if it is already connected when
computer is powered on. DVI and ethernet worked without this patch.

Hot-plug is yet to be fixed.

Change-Id: Ib20a0eff10d0cde92dd089baf4fca28b117dc999
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/18054
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

1 files changed, 23 insertions, 7 deletions

diff --git a/src/mainboard/lenovo/t400/devicetree.cb b/src/mainboard/lenovo/t400/devicetree.cb
index 46cca1e23f..1adba8b17d 100644
--- a/src/mainboard/lenovo/t400/devicetree.cb
+++ b/src/mainboard/lenovo/t400/devicetree.cb
@@ -181,13 +181,29 @@ chip northbridge/intel/gm45
 				end
 
 				chip superio/nsc/pc87382
-					device pnp 164e.3 off end
-					# IR, not connected
-					device pnp 164e.2 off end
-					# GPIO, not connected
-					device pnp 164e.7 off end
-					# DLPC, not connected
-					device pnp 164e.19 off end
+					device pnp 164e.2 off end # IR
+					device pnp 164e.3 off end # Serial Port
+					device pnp 164e.7 on # GPIO
+						io 0x60 = 0x1680
+					end
+					device pnp 164e.19 on # DLPC
+						io 0x60 = 0x164c
+					end
+				end
+
+				chip superio/nsc/pc87384
+					device pnp 2e.1 on # Parallel Port
+						io 0x60 = 0x3bc
+						irq 0x70 = 7
+					end
+					device pnp 2e.2 off end # Serial Port / IR
+					device pnp 2e.3 on # Serial Port
+						io 0x60 = 0x3f8
+						irq 0x70 = 4
+					end
+					device pnp 2e.7 on # GPIO
+						io 0x60 = 0x1620
+					end
 				end
 
 			end