diff --git a/src/mainboard/google/hatch/dsdt.asl b/src/mainboard/google/hatch/dsdt.asl index 87e98ea925..e2959a788a 100644 --- a/src/mainboard/google/hatch/dsdt.asl +++ b/src/mainboard/google/hatch/dsdt.asl @@ -41,6 +41,9 @@ DefinitionBlock( #include #include } + + /* Mainboard hooks */ + #include "mainboard.asl" } #if CONFIG(CHROMEOS) diff --git a/src/mainboard/google/hatch/mainboard.asl b/src/mainboard/google/hatch/mainboard.asl new file mode 100644 index 0000000000..dff1a75959 --- /dev/null +++ b/src/mainboard/google/hatch/mainboard.asl @@ -0,0 +1,57 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2019 Google, LLC + * + * 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. + */ + +#include + +Method (LOCL, 1, Serialized) +{ + For (Local0 = 0, Local0 < 5, Local0++) + { + \_SB.PCI0.CGPM (Local0, Arg0) + } +} + +/* + * Method called from _PTS prior to system sleep state entry + * Enables dynamic clock gating for all 5 GPIO communities + */ +Method (MPTS, 1, Serialized) +{ + LOCL (MISCCFG_ENABLE_GPIO_PM_CONFIG) +} + +/* + * Method called from _WAK prior to system sleep state wakeup + * Disables dynamic clock gating for all 5 GPIO communities + */ +Method (MWAK, 1, Serialized) +{ + LOCL (0) +} + +/* + * S0ix Entry/Exit Notifications + * Called from \_SB.LPID._DSM + */ +Method (MS0X, 1, Serialized) +{ + If (Arg0 == 1) { + /* S0ix Entry */ + LOCL (MISCCFG_ENABLE_GPIO_PM_CONFIG) + } Else { + /* S0ix Exit */ + LOCL (0) + } +}