linux_dsm_epyc7002/include/dt-bindings/interconnect/qcom,icc.h
Mike Tipton 65e0e4d679 dt-bindings: interconnect: Add generic qcom bindings
Add generic qcom interconnect bindings that are common across platforms. In
particular, these include QCOM_ICC_TAG_* macros that clients can use when
calling icc_set_tag().

Signed-off-by: Mike Tipton <mdtipton@codeaurora.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200903192149.30385-3-mdtipton@codeaurora.org
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
2020-09-08 16:28:54 +03:00

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C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
*/
#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_ICC_H
#define __DT_BINDINGS_INTERCONNECT_QCOM_ICC_H
/*
* The AMC bucket denotes constraints that are applied to hardware when
* icc_set_bw() completes, whereas the WAKE and SLEEP constraints are applied
* when the execution environment transitions between active and low power mode.
*/
#define QCOM_ICC_BUCKET_AMC 0
#define QCOM_ICC_BUCKET_WAKE 1
#define QCOM_ICC_BUCKET_SLEEP 2
#define QCOM_ICC_NUM_BUCKETS 3
#define QCOM_ICC_TAG_AMC (1 << QCOM_ICC_BUCKET_AMC)
#define QCOM_ICC_TAG_WAKE (1 << QCOM_ICC_BUCKET_WAKE)
#define QCOM_ICC_TAG_SLEEP (1 << QCOM_ICC_BUCKET_SLEEP)
#define QCOM_ICC_TAG_ACTIVE_ONLY (QCOM_ICC_TAG_AMC | QCOM_ICC_TAG_WAKE)
#define QCOM_ICC_TAG_ALWAYS (QCOM_ICC_TAG_AMC | QCOM_ICC_TAG_WAKE |\
QCOM_ICC_TAG_SLEEP)
#endif