diff options
Diffstat (limited to 'src/soc/intel/apollolake/acpi')
| -rw-r--r-- | src/soc/intel/apollolake/acpi/gpio.asl | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/acpi/gpio.asl b/src/soc/intel/apollolake/acpi/gpio.asl index 5660dfa830..4f3bc3ee2c 100644 --- a/src/soc/intel/apollolake/acpi/gpio.asl +++ b/src/soc/intel/apollolake/acpi/gpio.asl @@ -174,6 +174,19 @@ scope (\_SB) { \_SB.SPC0 (Local2, Local1) } } + + /* + * Sleep button device ASL code. We are using this device to + * add the _PRW method for a dummy wake event to kernel so that + * before going to sleep kernel does not clear bit 15 in ACPI + * gpe0a enable register which is actually the GPIO_TIER1_SCI_EN bit. + */ + Device (SLP) + { + Name (_HID, EisaId ("PNP0C0E")) + + Name (_PRW, Package() { GPE0A_GPIO_TIER1_SCI_STS, 0x3 }) + } } Scope(\_GPE) |