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Diffstat (limited to 'src/soc/intel/skylake/acpi/pcr.asl')
-rw-r--r--src/soc/intel/skylake/acpi/pcr.asl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/intel/skylake/acpi/pcr.asl b/src/soc/intel/skylake/acpi/pcr.asl
index a6fb46e0b1..03a9a8dbbd 100644
--- a/src/soc/intel/skylake/acpi/pcr.asl
+++ b/src/soc/intel/skylake/acpi/pcr.asl
@@ -32,7 +32,7 @@ Method (PCRB, 1, NotSerialized)
* Arg0 - PCR Port ID
* Arg1 - Register Offset
*/
-Method (PCRR, 2, NotSerialized)
+Method (PCRR, 2, Serialized)
{
OperationRegion (PCRD, SystemMemory, Add (PCRB (Arg0), Arg1), 4)
Field (PCRD, DWordAcc, NoLock, Preserve)