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Wed, 21 Sep 2022 03:06:36 -0500 From: Shubhrajyoti Datta To: CC: , , , , , , Subject: [RFC PATCH 1/2] dt-bindings: Add the binding doc for xilinx APM Date: Wed, 21 Sep 2022 13:36:22 +0530 Message-ID: <20220921080623.22077-2-shubhrajyoti.datta@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220921080623.22077-1-shubhrajyoti.datta@amd.com> References: <20220921080623.22077-1-shubhrajyoti.datta@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0000C406:EE_|CH0PR12MB5123:EE_ X-MS-Office365-Filtering-Correlation-Id: 7eb2eea6-f332-4e78-995b-08da9ba83755 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230022)(4636009)(396003)(346002)(136003)(39860400002)(376002)(451199015)(36840700001)(40470700004)(46966006)(44832011)(6916009)(54906003)(5660300002)(70586007)(70206006)(8676002)(316002)(86362001)(8936002)(41300700001)(40480700001)(4326008)(47076005)(83380400001)(82740400003)(36860700001)(6666004)(966005)(2616005)(478600001)(40460700003)(356005)(81166007)(186003)(336012)(426003)(1076003)(26005)(36756003)(2906002)(82310400005)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Sep 2022 08:06:41.0420 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7eb2eea6-f332-4e78-995b-08da9ba83755 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0000C406.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR12MB5123 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220921_010648_618435_0F140552 X-CRM114-Status: GOOD ( 15.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The LogiCORE™ IP AXI Performance Monitor core enables AXI system performance measurement for multiple slots (AXI4/AXI3/AXI4-Stream/ AXI4-Lite) activity. Add the devicetree binding for xilinx APM. Signed-off-by: Shubhrajyoti Datta --- .../bindings/perf/xlnx-axi-perf-monitor.yaml | 137 ++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/xlnx-axi-perf-monitor.yaml diff --git a/Documentation/devicetree/bindings/perf/xlnx-axi-perf-monitor.yaml b/Documentation/devicetree/bindings/perf/xlnx-axi-perf-monitor.yaml new file mode 100644 index 000000000000..0b8ba96aa867 --- /dev/null +++ b/Documentation/devicetree/bindings/perf/xlnx-axi-perf-monitor.yaml @@ -0,0 +1,137 @@ +# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/xilinx-apm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xilinx Axi Performance Monitor device tree bindings + +maintainers: + - Shubhrajyoti Datta + +properties: + compatible: + items: + - enum: + - xlnx,axi-perf-monitor + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + + xlnx,enable-profile: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [0, 1] + description: + Enables the profile mode. + maxItems: 1 + + xlnx,enable-trace: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [0, 1] + description: + Enables trace mode. + maxItems: 1 + + xlnx,num-monitor-slots: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 1 + - maximum: 8 + description: + Number of monitor slots. + + xlnx,enable-event-count: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [0, 1] + description: + Enable event count. + + xlnx,enable-event-log: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [0, 1] + description: + Enable event log. + + xlnx,have-sampled-metric-cnt: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + Sampled metric counters enabled in APM. + + xlnx,metric-count-width: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [32, 64] + description: + Metric Counter width. + + xlnx,metric-count-scale: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [1, 2, 4, 8] + description: + Metric Counter scale factor. + + xlnx,num-of-counters: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + Number of counters in APM. + + xlnx,metrics-sample-count-width: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [32, 64] + description: + Sampled metric counter width. + + xlnx,global-count-width: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - enum: [32, 64] + description: + Global Clock counter width. + + xlnx,id-filter-32bit: + description: APM is in 32-bit mode. + type: boolean + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + apm@44a00000 { + compatible = "xlnx,axi-perf-monitor"; + interrupt-parent = <&axi_intc_1>; + interrupts = <1 2>; + reg = <0x44a00000 0x1000>; + clocks = <&clkc 15>; + xlnx,enable-profile = <0>; + xlnx,enable-trace = <0>; + xlnx,num-monitor-slots = <4>; + xlnx,enable-event-count = <1>; + xlnx,enable-event-log = <1>; + xlnx,have-sampled-metric-cnt = <1>; + xlnx,num-of-counters = <8>; + xlnx,metric-count-width = <32>; + xlnx,metrics-sample-count-width = <32>; + xlnx,global-count-width = <32>; + xlnx,metric-count-scale = <1>; + xlnx,id-filter-32bit; + };