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dt-bindings: interconnect: Add generic qcom bindings

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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>
This commit is contained in:
Mike Tipton 2020-09-03 12:21:45 -07:00 committed by Georgi Djakov
parent 6df5b34949
commit 65e0e4d679
2 changed files with 28 additions and 16 deletions
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18
drivers/interconnect/qcom/icc-rpmh.h
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@ -6,6 +6,8 @@
#ifndef __DRIVERS_INTERCONNECT_QCOM_ICC_RPMH_H__
#define __DRIVERS_INTERCONNECT_QCOM_ICC_RPMH_H__
#include <dt-bindings/interconnect/qcom,icc.h>
#define to_qcom_provider(_provider) \
container_of(_provider, struct qcom_icc_provider, provider)
@ -44,22 +46,6 @@ struct bcm_db {
#define MAX_BCM_PER_NODE 3
#define MAX_VCD 10
/*
* 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 BIT(QCOM_ICC_BUCKET_AMC)
#define QCOM_ICC_TAG_WAKE BIT(QCOM_ICC_BUCKET_WAKE)
#define QCOM_ICC_TAG_SLEEP BIT(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)
/**
* struct qcom_icc_node - Qualcomm specific interconnect nodes
* @name: the node name used in debugfs

26
include/dt-bindings/interconnect/qcom,icc.h Normal file
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@ -0,0 +1,26 @@
/* 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