sb/via/k8t890: Define ACPI sleep states

Change-Id: I9afd5eaab5f8e897dea037f32e1666ad31b0f8df
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21144
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>

src/mainboard/asus/a8v-e_deluxe/dsdt.asl

@@ -20,13 +20,7 @@
 
 DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE  ", "COREBOOT", 1)
 {
-	/* For now only define 2 power states:
+	#include <southbridge/via/k8t890/acpi/sleepstates.asl>
-	 *  - S0 which is fully on
-	 *  - S5 which is soft off
-	 * Any others would involve declaring the wake up methods.
-	 */
-	Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 })
-	Name (\_S5, Package () { 0x02, 0x02, 0x00, 0x00 })
 
 	/* Root of the bus hierarchy */
 	Scope (\_SB)

src/mainboard/asus/a8v-e_se/dsdt.asl

@@ -22,13 +22,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE  ", "COREBOOT", 1)
 {
 	 #include "northbridge/amd/amdk8/util.asl"
 
-	/* For now only define 2 power states:
+	#include <southbridge/via/k8t890/acpi/sleepstates.asl>
-	 *  - S0 which is fully on
-	 *  - S5 which is soft off
-	 * Any others would involve declaring the wake up methods.
-	 */
-	Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 })
-	Name (\_S5, Package () { 0x02, 0x02, 0x00, 0x00 })
 
 	/* Root of the bus hierarchy */
 	Scope (\_SB)

src/mainboard/asus/k8v-x/dsdt.asl

@@ -22,13 +22,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE  ", "COREBOOT", 1)
 {
 	 #include "northbridge/amd/amdk8/util.asl"
 
-	/* For now only define 2 power states:
+	#include <southbridge/via/k8t890/acpi/sleepstates.asl>
-	 *  - S0 which is fully on
-	 *  - S5 which is soft off
-	 * Any others would involve declaring the wake up methods.
-	 */
-	Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 })
-	Name (\_S5, Package () { 0x02, 0x02, 0x00, 0x00 })
 
 	/* Root of the bus hierarchy */
 	Scope (\_SB)

src/mainboard/asus/m2v-mx_se/dsdt.asl

@@ -22,15 +22,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE  ", "COREBOOT", 1)
 {
 	 #include "northbridge/amd/amdk8/util.asl"
 
-	/* For now only define 2 power states:
+	#include <southbridge/via/k8t890/acpi/sleepstates.asl>
-	 *  - S0 which is fully on
-	 *  - S5 which is soft off
-	 * Any others would involve declaring the wake up methods.
-	 */
-	Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 })
-	Name (\_S3, Package () { 0x01, 0x01, 0x00, 0x00 })
-	Name (\_S5, Package () { 0x02, 0x02, 0x00, 0x00 })
-
 
 	/* blink a LED when entering the sleep (any type) */
 	Method (_PTS, 1, NotSerialized)

src/mainboard/asus/m2v/dsdt.asl

@@ -55,22 +55,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 2, "CORE  ", "COREBOOT", 1)
 
 	/* _PR CPU0 is dynamically supplied by SSDT */
 
-	/* We define 3 power states:
+	#include <southbridge/via/k8t890/acpi/sleepstates.asl>
-	 *  - S0 which is fully on
-	 *  - S3 which is suspend to ram
-	 *  - S5 which is soft off
-	 *
-	 * Package contents:
-	 * ofs len desc
-	 * 0   1   Value for PM1a_CNT.SLP_TYP register to enter this system state.
-	 * 1   1   Value for PM1b_CNT.SLP_TYP register to enter this system state. To enter any
-	 *         given state, OSPM must write the PM1a_CNT.SLP_TYP register before the
-	 *         PM1b_CNT.SLP_TYP register.
-	 * 2   2   Reserved
-	 */
-	Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 })
-	Name (\_S3, Package () { 0x01, 0x01, 0x00, 0x00 })
-	Name (\_S5, Package () { 0x02, 0x02, 0x00, 0x00 })
 
 	/* Root of the bus hierarchy */
 	Scope (\_SB)

src/southbridge/via/k8t890/acpi/sleepstates.asl

@@ -0,0 +1,31 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+/* S1 support: bit 0, S2 Support: bit 1, etc. S0 & S5 assumed */
+#if IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)
+Name (SSFG, 0x04)
+#else
+Name (SSFG, 0x00)
+#endif
+
+/* Supported sleep states: */
+Name(\_S0, Package () {0x00, 0x00, 0x00, 0x00} )	/* (S0) - working state */
+
+If (And(SSFG, 0x04)) {
+	Name(\_S3, Package () {0x01, 0x01, 0x00, 0x00} )	/* (S3) - Suspend to RAM */
+}
+
+Name(\_S5, Package () {0x02, 0x02, 0x00, 0x00} )	/* (S5) - Soft Off */