David Wu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/42274 )
Change subject: mb/google/volteer/var/terrador: Enable CA Mirror ......................................................................
mb/google/volteer/var/terrador: Enable CA Mirror
BUG=b:156435028 BRANCH=none TEST=FW_NAME=terrador emerge-volteer coreboot chromeos-bootimage
Signed-off-by: David Wu david_wu@quanta.corp-partner.google.com Change-Id: I0db9fff0dddf35c99a6cb2a90d40886ed8e18686 --- M src/mainboard/google/volteer/variants/terrador/overridetree.cb M src/soc/intel/tigerlake/chip.h M src/soc/intel/tigerlake/romstage/fsp_params.c 3 files changed, 7 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/74/42274/1
diff --git a/src/mainboard/google/volteer/variants/terrador/overridetree.cb b/src/mainboard/google/volteer/variants/terrador/overridetree.cb index 75422d8..8236890 100644 --- a/src/mainboard/google/volteer/variants/terrador/overridetree.cb +++ b/src/mainboard/google/volteer/variants/terrador/overridetree.cb @@ -1,4 +1,5 @@ chip soc/intel/tigerlake + register "CmdMirror" = "0x00000033" device domain 0 on end end diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h index e693699..2c7b604 100644 --- a/src/soc/intel/tigerlake/chip.h +++ b/src/soc/intel/tigerlake/chip.h @@ -83,6 +83,9 @@ /* Rank Margin Tool. 1:Enable, 0:Disable */ uint8_t RMT;
+ /* LPDDR4x Command Pins Mirrored */ + uint32_t CmdMirror; + /* USB related */ struct usb2_port_config usb2_ports[16]; struct usb3_port_config usb3_ports[10]; diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c index f7956c8..b77bb66 100644 --- a/src/soc/intel/tigerlake/romstage/fsp_params.c +++ b/src/soc/intel/tigerlake/romstage/fsp_params.c @@ -196,6 +196,9 @@
/* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ m_cfg->VmxEnable = CONFIG(ENABLE_VMX); + + /* LPDDR4x Command Pins Mirrored */ + m_cfg->CmdMirror[0] = config->CmdMirror; }
void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version)