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-rw-r--r--src/soc/intel/tigerlake/acpi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/intel/tigerlake/acpi.c b/src/soc/intel/tigerlake/acpi.c
index 4b31c6d48a..235b2b3707 100644
--- a/src/soc/intel/tigerlake/acpi.c
+++ b/src/soc/intel/tigerlake/acpi.c
@@ -164,7 +164,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
fadt->pm_tmr_blk = pmbase + PM1_TMR;
fadt->pm_tmr_len = 4;
- fadt->x_pm_tmr_blk.space_id = 1;
+ fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
fadt->x_pm_tmr_blk.bit_offset = 0;
fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;