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-rw-r--r--src/soc/intel/alderlake/acpi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/acpi.c b/src/soc/intel/alderlake/acpi.c
index 1dc14be767..7687f028dc 100644
--- a/src/soc/intel/alderlake/acpi.c
+++ b/src/soc/intel/alderlake/acpi.c
@@ -166,6 +166,7 @@ static struct min_sleep_state min_pci_sleep_states[] = {
{ SA_DEVFN_ROOT, ACPI_DEVICE_SLEEP_D3 },
{ SA_DEVFN_CPU_PCIE1_0, ACPI_DEVICE_SLEEP_D3 },
{ SA_DEVFN_IGD, ACPI_DEVICE_SLEEP_D3 },
+ { SA_DEVFN_DPTF, ACPI_DEVICE_SLEEP_D3 },
{ SA_DEVFN_IPU, ACPI_DEVICE_SLEEP_D3 },
{ SA_DEVFN_CPU_PCIE6_0, ACPI_DEVICE_SLEEP_D3 },
{ SA_DEVFN_CPU_PCIE6_2, ACPI_DEVICE_SLEEP_D3 },