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-rw-r--r--src/soc/intel/cannonlake/acpi/xhci.asl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/intel/cannonlake/acpi/xhci.asl b/src/soc/intel/cannonlake/acpi/xhci.asl
index 614268c992..52fdcbe30e 100644
--- a/src/soc/intel/cannonlake/acpi/xhci.asl
+++ b/src/soc/intel/cannonlake/acpi/xhci.asl
@@ -19,7 +19,7 @@ Method (UPWE, 3, Serialized)
Local0 = Arg1 + ((Arg0 - 1) * 0x10)
/* Map ((XMEM << 16) + Local0 in PSCR */
- OperationRegion (PSCR, SystemMemory, ShiftLeft (Arg2, 16) + Local0, 0x10)
+ OperationRegion (PSCR, SystemMemory, (Arg2 << 16) + Local0, 0x10)
Field (PSCR, DWordAcc, NoLock, Preserve)
{
PSCT, 32,