[PATCH v4 1/4] dt-bindings: perf: marvell: cn10k ddr performance monitor

[Bharat Bhushan]

Add binding documentation for the Marvell CN10k DDR
performance monitor unit.

Signed-off-by: Bharat Bhushan <bbhushan2 at marvell.com>
Reviewed-by: Rob Herring <robh at kernel.org>
---
v3->v4:
 - Added Rob Herring reviewed-by
 
v2->v3:
 - dt-binding, ddrcpmu at 1 -> pmu at 87e1c0000000

v1->v2:
 - DT binding changed to new DT Schema

 .../bindings/perf/marvell-cn10k-ddr.yaml      | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml

diff --git a/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml
new file mode 100644
index 000000000000..a18dd0a8c43a
--- /dev/null
+++ b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/perf/marvell-cn10k-ddr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Marvell CN10K DDR performance monitor
+
+maintainers:
+  - Bharat Bhushan <bbhushan2 at marvell.com>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - marvell,cn10k-ddr-pmu
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    bus {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        pmu at 87e1c0000000 {
+            compatible = "marvell,cn10k-ddr-pmu";
+            reg = <0x87e1 0xc0000000 0x0 0x10000>;
+        };
+    };
-- 
2.17.1