[coreboot-gerrit] Change in coreboot[master]: soc/intel/tigerlake: Enable Hybride storage mode

[Wonkyu Kim (Code Review)]

Wonkyu Kim has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/39232 )

Change subject: soc/intel/tigerlake: Enable Hybride storage mode
......................................................................

soc/intel/tigerlake: Enable Hybride storage mode

Enable Hybrid storage auto detection

BUG=b:148604250
BRANCH=none
TEST=Build and test booting TGLRVP form NVMe and Optane
Check Pcie lane configuration
Show all the NVMe devices
lspci -d ::0108
Show all the NVMe devices and be really verbose
lspci -vvvd ::0108
Print PCIe lane capabilities and configurations for all the NVMe devices.
lspci -vvvd ::0108 | grep -e x[124]
Print all the PCIe information of the device ae:00.0
lspci -vvvs ae:

Signed-off-by: Wonkyu Kim 
Change-Id: I25bc380697b0774cc30ad1b31ad785ee18822619
---
M src/soc/intel/tigerlake/chip.h
M src/soc/intel/tigerlake/fsp_params_tgl.c
2 files changed, 6 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/32/39232/1

diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h
index 02855b1..5cd3798 100644
--- a/src/soc/intel/tigerlake/chip.h
+++ b/src/soc/intel/tigerlake/chip.h
@@ -262,6 +262,9 @@
    uint8_t DdiPort2Ddc;
    uint8_t DdiPort3Ddc;
    uint8_t DdiPort4Ddc;
+
+	/* Hybrid storage mode enable(1)/disable(0) */
+	uint8_t HybridStorageMode;
 };

typedef struct soc_intel_tigerlake_config config_t;
diff --git a/src/soc/intel/tigerlake/fsp_params_tgl.c b/src/soc/intel/tigerlake/fsp_params_tgl.c
index d22cde0..edf07c9 100644
--- a/src/soc/intel/tigerlake/fsp_params_tgl.c
+++ b/src/soc/intel/tigerlake/fsp_params_tgl.c
@@ -135,6 +135,9 @@
    		sizeof(params->SataPortsDevSlp));
    }

+	/* Enable Hybrid storage auto detection */
+	params->HybridStorageMode = config->HybridStorageMode;
+
    /* Legacy 8254 timer support */
    params->Enable8254ClockGating = !CONFIG_USE_LEGACY_8254_TIMER;
    params->Enable8254ClockGatingOnS3 = !CONFIG_USE_LEGACY_8254_TIMER;