diff options
Diffstat (limited to 'src/mainboard/google/drallion/variants/arcada_cml/include/variant/acpi/mainboard.asl')
| -rw-r--r-- | src/mainboard/google/drallion/variants/arcada_cml/include/variant/acpi/mainboard.asl | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/mainboard/google/drallion/variants/arcada_cml/include/variant/acpi/mainboard.asl b/src/mainboard/google/drallion/variants/arcada_cml/include/variant/acpi/mainboard.asl new file mode 100644 index 0000000000..41121d28fe --- /dev/null +++ b/src/mainboard/google/drallion/variants/arcada_cml/include/variant/acpi/mainboard.asl @@ -0,0 +1,44 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2019 Intel Corp. + * + * 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. + */ + +#define CAM_EN GPP_B11 /* Active low */ +#define TS_PD GPP_E7 + +/* Method called from LPIT prior to enter s0ix state */ +Method (MS0X, 1) +{ + If (Arg0) { + /* Turn off camera power */ + \_SB.PCI0.STXS (CAM_EN) + } Else { + /* Turn on camera power */ + \_SB.PCI0.CTXS (CAM_EN) + } +} + +/* Method called from _PTS prior to enter sleep state */ +Method (MPTS, 1) +{ + \_SB.PCI0.LPCB.EC0.PTS (Arg0) + + /* Clear touch screen pd pin to avoid leakage */ + \_SB.PCI0.CTXS (TS_PD) +} + +/* Method called from _WAK prior to wakeup */ +Method (MWAK, 1) +{ + \_SB.PCI0.LPCB.EC0.WAK (Arg0) +} |