diff options
Diffstat (limited to 'src/soc/intel/meteorlake')
| -rw-r--r-- | src/soc/intel/meteorlake/acpi/xhci.asl | 6 | ||||
| -rw-r--r-- | src/soc/intel/meteorlake/include/soc/pcr_ids.h | 1 |
2 files changed, 5 insertions, 2 deletions
diff --git a/src/soc/intel/meteorlake/acpi/xhci.asl b/src/soc/intel/meteorlake/acpi/xhci.asl index a2ddebd9ed..38850508cb 100644 --- a/src/soc/intel/meteorlake/acpi/xhci.asl +++ b/src/soc/intel/meteorlake/acpi/xhci.asl @@ -16,12 +16,14 @@ Device (XHCI) Method (_PS0, 0, Serialized) { - + /* Disable Clock Gating */ + ^^PCRA (PID_XHCI, 0x0, ~(1 << 3)) } Method (_PS3, 0, Serialized) { - + /* Enable Clock Gating */ + ^^PCRO (PID_XHCI, 0x0, 1 << 3) } /* Root Hub for Meteorlake */ diff --git a/src/soc/intel/meteorlake/include/soc/pcr_ids.h b/src/soc/intel/meteorlake/include/soc/pcr_ids.h index 0ef9f30f8d..1b0eda3a5d 100644 --- a/src/soc/intel/meteorlake/include/soc/pcr_ids.h +++ b/src/soc/intel/meteorlake/include/soc/pcr_ids.h @@ -28,5 +28,6 @@ #define PID_ISCLK 0x64 #define PID_DMI 0x88 #define PID_IOM 0xAA +#define PID_XHCI 0x3A #endif |