xref: /OK3568_Linux_fs/kernel/include/dt-bindings/interconnect/qcom,icc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2020, The Linux Foundation. All rights reserved.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __DT_BINDINGS_INTERCONNECT_QCOM_ICC_H
7*4882a593Smuzhiyun #define __DT_BINDINGS_INTERCONNECT_QCOM_ICC_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun /*
10*4882a593Smuzhiyun  * The AMC bucket denotes constraints that are applied to hardware when
11*4882a593Smuzhiyun  * icc_set_bw() completes, whereas the WAKE and SLEEP constraints are applied
12*4882a593Smuzhiyun  * when the execution environment transitions between active and low power mode.
13*4882a593Smuzhiyun  */
14*4882a593Smuzhiyun #define QCOM_ICC_BUCKET_AMC		0
15*4882a593Smuzhiyun #define QCOM_ICC_BUCKET_WAKE		1
16*4882a593Smuzhiyun #define QCOM_ICC_BUCKET_SLEEP		2
17*4882a593Smuzhiyun #define QCOM_ICC_NUM_BUCKETS		3
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define QCOM_ICC_TAG_AMC		(1 << QCOM_ICC_BUCKET_AMC)
20*4882a593Smuzhiyun #define QCOM_ICC_TAG_WAKE		(1 << QCOM_ICC_BUCKET_WAKE)
21*4882a593Smuzhiyun #define QCOM_ICC_TAG_SLEEP		(1 << QCOM_ICC_BUCKET_SLEEP)
22*4882a593Smuzhiyun #define QCOM_ICC_TAG_ACTIVE_ONLY	(QCOM_ICC_TAG_AMC | QCOM_ICC_TAG_WAKE)
23*4882a593Smuzhiyun #define QCOM_ICC_TAG_ALWAYS		(QCOM_ICC_TAG_AMC | QCOM_ICC_TAG_WAKE |\
24*4882a593Smuzhiyun 					 QCOM_ICC_TAG_SLEEP)
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #endif
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