[S] Change in coreboot[master]: mb/google/rex: Enable CSE pre-cpu timestamps

[Subrata Banik (Code Review)]

Subrata Banik has submitted this change. ( https://review.coreboot.org/c/coreboot/+/73759 )

Change subject: mb/google/rex: Enable CSE pre-cpu timestamps
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mb/google/rex: Enable CSE pre-cpu timestamps

Enables pre-cpu boot timestamps from cse.

990:CSME ROM started execution                        0
944:CSE sent 'Boot Stall Done' to PMC                 47,000
945:CSE started to handle ICC configuration           225,000 (178,000)
946:CSE sent 'Host BIOS Prep Done' to PMC             225,000 (0)
947:CSE received 'CPU Reset Done Ack sent' from PMC   516,000 (291,000)
991:Die Management Unit (DMU) load completed          587,000 (71,000)
  0:1st timestamp                                     597,427 (10,427)

BUG=b:259366109
TEST=Boot on rex, check "cbmem -t"

Change-Id: I68cd53c18af6a400bcd9dc15d428a904b0647495
Signed-off-by: Bora Guvendik 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73759
Reviewed-by: Kapil Porwal 
Tested-by: build bot (Jenkins) 
Reviewed-by: Subrata Banik 
---
M src/mainboard/google/rex/Kconfig
1 file changed, 28 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Subrata Banik: Looks good to me, approved
  Kapil Porwal: Looks good to me, approved

diff --git a/src/mainboard/google/rex/Kconfig b/src/mainboard/google/rex/Kconfig
index 1a052a6..6cea7fc 100644
--- a/src/mainboard/google/rex/Kconfig
+++ b/src/mainboard/google/rex/Kconfig
@@ -26,6 +26,7 @@
    select MAINBOARD_HAS_TPM2
    select PMC_IPC_ACPI_INTERFACE
    select SOC_INTEL_CSE_LITE_SKU
+	select SOC_INTEL_CSE_PRE_CPU_RESET_TELEMETRY_V2

config BOARD_GOOGLE_BASEBOARD_REX
    def_bool n