intel/fsp_broadwell_de: Add timestamp functionality

Add a little code to enable timestamps on FSP based implementation
of Broadwell-DE. I have tested it by reading back the timestamps
with cbmem utility once the board has booted into Lubuntu.

Change-Id: Idaa65a22a00382bf0c37acf2f5a1e07c6b1b42d9
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/21932
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/soc/intel/fsp_broadwell_de/Makefile.inc b/src/soc/intel/fsp_broadwell_de/Makefile.inc
index 028c45d6dc..38cc4411db 100644
--- a/src/soc/intel/fsp_broadwell_de/Makefile.inc
+++ b/src/soc/intel/fsp_broadwell_de/Makefile.inc
@@ -16,6 +16,7 @@ ramstage-y += cpu.c
 ramstage-y += chip.c
 ramstage-y += northcluster.c
 ramstage-y += ramstage.c
+ramstage-y += tsc_freq.c
 romstage-y += memmap.c
 ramstage-y += memmap.c
 ramstage-y += southcluster.c
@@ -24,11 +25,13 @@ ramstage-y += reset.c
 ramstage-y += acpi.c
 ramstage-y += smbus_common.c
 ramstage-y += smbus.c
+romstage-y += tsc_freq.c
 ramstage-y += smi.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smmrelocate.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
 smm-$(CONFIG_HAVE_SMI_HANDLER) += pmutil.c
 smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
+smm-$(CONFIG_HAVE_SMI_HANDLER) += tsc_freq.c
 
 CPPFLAGS_common += -I$(src)/soc/intel/fsp_broadwell_de/include
 CPPFLAGS_common += -I$(src)/soc/intel/fsp_broadwell_de/fsp