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authorSrinidhi N Kaushik <srinidhi.n.kaushik@intel.com>2020-04-29 19:49:25 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2020-05-04 22:45:48 +0000
commit6ad8352a3de78e2f6869cc7fbc4274057fcffd4a (patch)
tree0ceef937dc4bf3c7ebf607aa0fbeb3c08f42dee7
parente7a083ec3dc0d7696cf6a0eda03dac67d6936834 (diff)
downloadcoreboot-6ad8352a3de78e2f6869cc7fbc4274057fcffd4a.tar.xz
src/soc/tigerlake: Update SerialIoDebugMode UPD in FSP-M
Due to refactoring of Serial IO code in FSP v3163 onwards we need to set SerialIoUartDebugMode UPD in FSP-M to SkipInit so that SerialIoUart initialization is skipped in FSP. This makes sure that SerialIo initialization in coreboot is not changed by FSP. BUG=b:155315876 BRANCH=none TEST=build and boot tglrvp/ripto/volteer and check UART debug logs Cq-Depend: chrome-internal:2944102 Cq-Depend: chrome-internal:2939733 Cq-Depend: chrome-internal:2943140 Signed-off-by: Srinidhi N Kaushik <srinidhi.n.kaushik@intel.com> Change-Id: I8ba4b9015fa25a84b6b99419ce4d413c9d9daa44 Reviewed-on: https://review.coreboot.org/c/coreboot/+/40899 Reviewed-by: Dossym Nurmukhanov <dossym@google.com> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/soc/intel/tigerlake/romstage/fsp_params.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c
index 022cd830c9..e4f6e824c1 100644
--- a/src/soc/intel/tigerlake/romstage/fsp_params.c
+++ b/src/soc/intel/tigerlake/romstage/fsp_params.c
@@ -82,6 +82,7 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg,
}
m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE;
+ m_cfg->SerialIoUartDebugMode = PchSerialIoSkipInit;
/* ISH */
dev = pcidev_path_on_root(PCH_DEVFN_ISH);