blob: ed056db475f7c4962fdd1cdb060cd6d5abe9353d [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0-only */
/* The _PTS method (Prepare To Sleep) is called before the OS is
* entering a sleep state. The sleep state number is passed in Arg0
*/
Method(_PTS,1)
{
GP08 = 0 // Disable Bluetooth
If (Arg0 == 3) {
// NVS has a flag to determine USB policy in S3
If (S3U0) {
GP47 = 1 // Enable USB0
} Else {
GP47 = 0 // Disable USB0
}
// NVS has a flag to determine USB policy in S3
If (S3U1) {
GP56 = 1 // Enable USB1
} Else {
GP56 = 0 // Disable USB1
}
}
If (Arg0 == 5) {
// NVS has a flag to determine USB policy in S5
If (S5U0) {
GP47 = 1 // Enable USB0
} Else {
GP47 = 0 // Disable USB0
}
// NVS has a flag to determine USB policy in S5
If (S5U1) {
GP56 = 1 // Enable USB1
} Else {
GP56 = 0 // Disable USB1
}
}
}
/* The _WAK method is called on system wakeup */
Method(_WAK,1)
{
Return(Package(){0,0})
}
/* CMOS Access */
OperationRegion (CMOS, SystemIO, 0x70, 0x71)
Field (CMOS, ByteAcc, NoLock, Preserve)
{
NVRI, 8,
NVRD, 8,
}
IndexField (NVRI, NVRD, ByteAcc, NoLock, Preserve)
{
Offset (0x32),
US3B, 8, // USB Controller Reset S3 behavior
}
#define USB_RESET_DISABLE_MAGIC 0xdd
/* Disable USB Controller Reset in S3 (defaults to enabled) */
Method (USBR, 0, Serialized)
{
US3B = USB_RESET_DISABLE_MAGIC
}