From 4aeeb2ba4d6ff6cad6cc13f129f1a92b3f4cfce4 Mon Sep 17 00:00:00 2001
From: Tim Crawford <tcrawford@system76.com>
Date: Wed, 12 Oct 2022 17:11:52 -0600
Subject: [PATCH] mb/system76/adl-p: HACK: Fix S0ix on lemp11

Inform the EC to apply the PMC hack to allow the CPU to go to C10 during
suspend.

Change-Id: Id124b2e9249403cebf0038a172d2a324b81c433f
Signed-off-by: Tim Crawford <tcrawford@system76.com>
---
 src/mainboard/system76/adl-p/acpi/sleep.asl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mainboard/system76/adl-p/acpi/sleep.asl b/src/mainboard/system76/adl-p/acpi/sleep.asl
index 83888f3e59..efb19f9f57 100644
--- a/src/mainboard/system76/adl-p/acpi/sleep.asl
+++ b/src/mainboard/system76/adl-p/acpi/sleep.asl
@@ -37,6 +37,10 @@ Method (MWAK, 1, Serialized)
 Method (MS0X, 1, Serialized)
 {
 	If (Arg0 == 1) {
+#if CONFIG_BOARD_SYSTEM76_LEMP11
+		/* HACK: Inform EC to apply PMC hack for S0ix issue */
+		\_SB.PCI0.LPCB.EC0.PTS (0)
+#endif
 		/* S0ix Entry */
 		PGPM (MISCCFG_GPIO_PM_CONFIG_BITS)
 	} Else {