x230: Add TPM declaration.

This allows to deactivate TPM on X230.

Change-Id: I73d4272da62335ec3766ce4814d5b46538b190fe
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10273
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Philipp Deppenwiese <zaolin@das-labor.org>

src/mainboard/lenovo/x230/Kconfig

@@ -21,6 +21,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 	select MAINBOARD_HAS_NATIVE_VGA_INIT_TEXTMODECFG
 	select IVYBRIDGE_LVDS
 	select DRIVERS_RICOH_RCE822
+	select MAINBOARD_HAS_LPC_TPM
 
 	# Workaround for EC/KBC IRQ1.
 	select SERIRQ_CONTINUOUS_MODE

src/mainboard/lenovo/x230/devicetree.cb

@@ -128,6 +128,10 @@ chip northbridge/intel/sandybridge
 					register "dock_event_enable" = "0x01"
 				end
 
+				chip drivers/pc80/tpm
+				     device pnp 0c31.0 on end
+				end
+
 				chip ec/lenovo/h8
 					device pnp ff.2 on # dummy
 						io 0x60 = 0x62

src/mainboard/lenovo/x230/dsdt.asl

@@ -52,6 +52,14 @@ DefinitionBlock(
 			#include <southbridge/intel/bd82x6x/acpi/pch.asl>
 		}
 	}
+/*
+ * LPC Trusted Platform Module
+ */
+Scope (\_SB.PCI0.LPCB)
+{
+	#include <drivers/pc80/tpm/acpi/tpm.asl>
+}
+
 
 	/* Chipset specific sleep states */
 	#include <southbridge/intel/bd82x6x/acpi/sleepstates.asl>