diff options
Diffstat (limited to 'src/soc/intel/alderlake')
| -rw-r--r-- | src/soc/intel/alderlake/Kconfig | 3 | ||||
| -rw-r--r-- | src/soc/intel/alderlake/acpi/tcss.asl | 7 |
2 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig index 9d950a71b6..1b2f6953ef 100644 --- a/src/soc/intel/alderlake/Kconfig +++ b/src/soc/intel/alderlake/Kconfig @@ -426,6 +426,9 @@ config ACPI_ADL_IPU_ES_SUPPORT help Enables ACPI entry to provide silicon type information to IPU kernel driver. +config SOFTWARE_CONNECTION_MANAGER + default y if CHROMEOS + config ALDERLAKE_ENABLE_SOC_WORKAROUND bool default y diff --git a/src/soc/intel/alderlake/acpi/tcss.asl b/src/soc/intel/alderlake/acpi/tcss.asl index 826c60740a..9edaf77110 100644 --- a/src/soc/intel/alderlake/acpi/tcss.asl +++ b/src/soc/intel/alderlake/acpi/tcss.asl @@ -161,6 +161,12 @@ Scope (\_SB) CDW1 |= UNRECOGNIZED_REVISION } Return (Arg3) +#if CONFIG(SOFTWARE_CONNECTION_MANAGER) + /* + * Software Connection Manager doesn't work with Linux 5.13 or later and + * results in TBT ports timing out. Not advertising this results in + * Firmware Connection Manager being used and TBT works correctly. + */ } ElseIf (Arg0 == ToUUID("23A0D13A-26AB-486C-9C5F-0FFA525A575A")) { /* * Operating System Capabilities for USB4 @@ -192,6 +198,7 @@ Scope (\_SB) INTER_DOMAIN_USB4_INTERNET_PROTOCOL CDW3 = Local0 Return (Arg3) +#endif } Else { CDW1 |= UNRECOGNIZED_UUID Return (Arg3) |