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-rw-r--r--src/soc/amd/common/acpi/platform.asl33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/soc/amd/common/acpi/platform.asl b/src/soc/amd/common/acpi/platform.asl
new file mode 100644
index 0000000000..6db12e3d47
--- /dev/null
+++ b/src/soc/amd/common/acpi/platform.asl
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* Callback methods to be implemented by mainboard */
+External(\_SB.MPTS, MethodObj)
+External(\_SB.MWAK, MethodObj)
+External(\_SB.MINI, MethodObj)
+
+Scope (\_SB){
+ /* Platform initialization methods */
+ Method (_INI, 0, NotSerialized)
+ {
+ If (CondRefOf (\_SB.MINI)) {
+ \_SB.MINI()
+ }
+ }
+}
+
+/* Platform-wide wake methods */
+Method (\_WAK, 1, NotSerialized)
+{
+ If (CondRefOf (\_SB.MWAK)) {
+ \_SB.MWAK()
+ }
+ Return (Package (){ 0, 0 })
+}
+
+/* Platform-wide Put To Sleep (suspend) methods */
+Method (\_PTS, 1, NotSerialized)
+{
+ If (CondRefOf (\_SB.MPTS)) {
+ \_SB.MPTS()
+ }
+}