dt-bindings: net: pruss_ecap: Add dt binding documentation

The Programmable Real-Time Unit and Industrial Communication Subsystem
(PRU-ICSS or simply PRUSS) contains an Enhanced Capture (eCAP) Module
that has a counter and provides some time-stamp capture events. This
adds dt bindings documentation for this pruss_ecap device.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Suman Anna <s-anna@ti.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/net/ti,pruss-ecap.yaml b/Documentation/devicetree/bindings/net/ti,pruss-ecap.yaml
new file mode 100644
index 000000000000..998fa293fbf8
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/ti,pruss-ecap.yaml
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/ti,pruss-ecap.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments PRU-ICSS Enhanced Capture (eCAP) event module
+
+maintainers:
+  - Murali Karicheri <m-karicheri2@ti.com>
+
+properties:
+  compatible:
+    const: ti,pruss-ecap
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    pruss0_ecap: ecap@30000 {
+        compatible = "ti,pruss-ecap";
+        reg = <0x30000 0x60>;
+    };