mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-08 14:14:32 +00:00
14f643d1a2
Add Apollo Lake ASL files, taken from coreboot. Signed-off-by: Simon Glass <sjg@chromium.org>
77 lines
1.8 KiB
Text
77 lines
1.8 KiB
Text
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2016 Intel Corporation.
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* Copyright (C) 2016 Google Inc.
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*
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*/
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/* Audio Controller - Device 14, Function 0 */
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Device (HDAS)
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{
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Name (_ADR, 0x000E0000)
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Name (_DDN, "Audio Controller")
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Name (UUID, ToUUID("A69F886E-6CEB-4594-A41F-7B5DCE24C553"))
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/* Device is D3 wake capable */
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Name (_S0W, 3)
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/* NHLT Table Address populated from GNVS values */
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Name (NBUF, ResourceTemplate() {
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QWordMemory (ResourceConsumer, PosDecode, MinFixed,
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MaxFixed, Cacheable, ReadOnly,
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0, 0, 0, 0, 1,,, NHLT, AddressRangeACPI)
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}
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)
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/* can wake up from S3 state */
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Name (_PRW, Package() { GPE0A_AVS_PME_STS, 3 })
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/*
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* Device Specific Method
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* Arg0 - UUID
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* Arg1 - Revision
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* Arg2 - Function Index
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*/
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Method (_DSM, 4) {
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If (LEqual (Arg0, ^UUID)) {
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/*
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* Function 0: Function Support Query
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* Returns a bitmask of functions supported.
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*/
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If (LEqual (Arg2, Zero)) {
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/*
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* NHLT Query only supported for revision 1 and
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* if NHLT address and length are set in NVS.
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*/
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If (LAnd (LEqual (Arg1, One),
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LAnd (LNotEqual (NHLA, Zero),
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LNotEqual (NHLL, Zero)))) {
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Return (Buffer (One) { 0x03 })
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}
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Else {
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Return (Buffer (One) { 0x01 })
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}
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}
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/*
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* Function 1: Query NHLT memory address used by
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* Intel Offload Engine Driver to discover any non-HDA
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* devices that are supported by the DSP.
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*
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* Returns a pointer to NHLT table in memory.
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*/
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If (LEqual (Arg2, One)) {
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CreateQWordField (NBUF, ^NHLT._MIN, NBAS)
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CreateQWordField (NBUF, ^NHLT._MAX, NMAS)
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CreateQWordField (NBUF, ^NHLT._LEN, NLEN)
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Store (NHLA, NBAS)
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Store (NHLA, NMAS)
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Store (NHLL, NLEN)
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Return (NBUF)
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}
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}
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Return (Buffer (One) { 0x00 })
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}
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}
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