diff --git a/src/southbridge/intel/i82801dx/fadt.c b/src/southbridge/intel/i82801dx/fadt.c
index fdb7fb33a7..5b0194854a 100644
--- a/src/southbridge/intel/i82801dx/fadt.c
+++ b/src/southbridge/intel/i82801dx/fadt.c
@@ -25,16 +25,12 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->pm1_cnt_len = 2;
 	fadt->pm_tmr_len = 4;
 	fadt->gpe0_blk_len = 8;
-	fadt->p_lvl2_lat = 1;
-	fadt->p_lvl3_lat = 85;
-	fadt->duty_offset = 1;
-	fadt->duty_width = 0;
+
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
-	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
-			ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
+	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
 			ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
 
 	fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;