/* 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
}