soc/intel/skylake: Align platform.asl with CNL

Refer _WAK and _PTS ASL functions from common platform.asl

TEST=Dump and disassemble DSDT, verify all methods present inside
common platform.asl like _WAK, _PTS etc. are still there.

Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Change-Id: I625e42b3c49abbb3595a4307da5fc24850a98fbb
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45980
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 2 insertions, 28 deletions

diff --git a/src/soc/intel/skylake/acpi/platform.asl b/src/soc/intel/skylake/acpi/platform.asl
index 6b9dc40136..73458641fa 100644
--- a/src/soc/intel/skylake/acpi/platform.asl
+++ b/src/soc/intel/skylake/acpi/platform.asl
@@ -2,9 +2,8 @@
 
 /* Enable ACPI _SWS methods */
 #include <soc/intel/common/acpi/acpi_wake_source.asl>
-
-External (\_SB.MPTS, MethodObj)
-External (\_SB.MWAK, MethodObj)
+/* Generic indicator for sleep state */
+#include <soc/intel/common/acpi/platform.asl>
 
 /*
  * The _PIC method is called by the OS to choose between interrupt
@@ -19,28 +18,3 @@ Method (_PIC, 1)
 	/* Remember the OS' IRQ routing choice. */
 	Store (Arg0, PICM)
 }
-
-/*
- * The _PTS method (Prepare To Sleep) is called before the OS is
- * entering a sleep state. The sleep state number is passed in Arg0
- */
-
-Method (_PTS, 1)
-{
-	If (CondRefOf (\_SB.MPTS))
-	{
-		\_SB.MPTS (Arg0)
-	}
-}
-
-/* The _WAK method is called on system wakeup */
-
-Method (_WAK, 1)
-{
-	If (CondRefOf (\_SB.MWAK))
-	{
-		\_SB.MWAK (Arg0)
-	}
-
-	Return (Package (){ 0, 0 })
-}