linux-kernel - [PATCH 2/6] dt-bindings: perf: marvell: Add YAML schemas for Marvell PEM pmu

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Message-ID: <20230630120351.1143773-3-gthiagarajan@marvell.com>
Date:   Fri, 30 Jun 2023 17:33:47 +0530
From:   Gowthami Thiagarajan <gthiagarajan@...vell.com>
To:     <will@...nel.org>, <mark.rutland@....com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <sgoutham@...vell.com>, <bbhushan2@...vell.com>,
        <gcherian@...vell.com>, <lcherian@...vell.com>,
        Gowthami Thiagarajan <gthiagarajan@...vell.com>
Subject: [PATCH 2/6] dt-bindings: perf: marvell: Add YAML schemas for Marvell PEM pmu

Add device tree bindings for Marvell PEM performance monitor unit

Signed-off-by: Gowthami Thiagarajan <gthiagarajan@...vell.com>
Signed-off-by: Linu Cherian <lcherian@...vell.com>
---
 .../bindings/perf/marvell-odyssey-pem.yaml    | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/perf/marvell-odyssey-pem.yaml

diff --git a/Documentation/devicetree/bindings/perf/marvell-odyssey-pem.yaml b/Documentation/devicetree/bindings/perf/marvell-odyssey-pem.yaml
new file mode 100644
index 000000000000..6af201fbccd8
--- /dev/null
+++ b/Documentation/devicetree/bindings/perf/marvell-odyssey-pem.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/perf/marvell-odyssey-pem.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Marvell Odyssey PCIe interface performance monitor
+
+maintainers:
+  - Linu Cherian <lcherian@...vell.com>
+  - Gowthami Thiagarajan <gthiagarajan@...vell.com>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - marvell,pem-pmu
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    bus {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        pmu@...000005000 {
+            compatible = "marvell,pem-pmu";
+            reg = <0x8E00 0x00005000 0x0 0x3000>;
+        };
+    };
-- 
2.25.1