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-rw-r--r--src/southbridge/amd/pi/hudson/fadt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/southbridge/amd/pi/hudson/fadt.c b/src/southbridge/amd/pi/hudson/fadt.c
index 544677983f..e085df1f3d 100644
--- a/src/southbridge/amd/pi/hudson/fadt.c
+++ b/src/southbridge/amd/pi/hudson/fadt.c
@@ -55,7 +55,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->century = 0; /* 0x7f to make rtc alarm work */
fadt->iapc_boot_arch = FADT_BOOT_ARCH; /* See table 5-10 */
fadt->res2 = 0; /* reserved, MUST be 0 ACPI 3.0 */
- fadt->flags = ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
+ fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
ACPI_FADT_C1_SUPPORTED |
ACPI_FADT_SLEEP_BUTTON |
ACPI_FADT_S4_RTC_WAKE |