diff options
Diffstat (limited to 'src/soc/intel/common/block/acpi')
| -rw-r--r-- | src/soc/intel/common/block/acpi/Kconfig | 7 | ||||
| -rw-r--r-- | src/soc/intel/common/block/acpi/acpi/ufs.asl | 4 |
2 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/acpi/Kconfig b/src/soc/intel/common/block/acpi/Kconfig index e21584c073..2b102bca42 100644 --- a/src/soc/intel/common/block/acpi/Kconfig +++ b/src/soc/intel/common/block/acpi/Kconfig @@ -49,4 +49,11 @@ config SOC_INTEL_COMMON_BLOCK_ACPI_CPU_HYBRID help Defines hybrid CPU specific ACPI helper functions. +config SOC_INTEL_UFS_OCP_TIMER_DISABLE + bool + help + OCP Timer need to be disabled in SCS UFS IOSF Bridge to + work around the Silicon Issue due to which LTR mechanism + doesn't work. + endif diff --git a/src/soc/intel/common/block/acpi/acpi/ufs.asl b/src/soc/intel/common/block/acpi/acpi/ufs.asl index 41c14d7863..f7cb9f336e 100644 --- a/src/soc/intel/common/block/acpi/acpi/ufs.asl +++ b/src/soc/intel/common/block/acpi/acpi/ufs.asl @@ -67,8 +67,10 @@ Scope (\_SB.PCI0) /* Set BIT[1:0] = 00b - Power State D0 */ PSTA &= 0xFFFFFFFC +#if CONFIG(SOC_INTEL_UFS_OCP_TIMER_DISABLE) /* Disable OCP Timer in SCS UFS IOSF Bridge */ OCPD () +#endif } Method (_PS3, 0, Serialized) @@ -79,7 +81,9 @@ Scope (\_SB.PCI0) Method (_INI) { +#if CONFIG(SOC_INTEL_UFS_OCP_TIMER_DISABLE) OCPD () +#endif } } } |