diff mbox series

[v6,1/5] dt-bindings: net: Add ICSS IEP

Message ID 20230823113254.292603-2-danishanwar@ti.com
State New
Headers show
Series Introduce IEP driver and packet timestamping support | expand

Commit Message

MD Danish Anwar Aug. 23, 2023, 11:32 a.m. UTC 
Add a DT binding document for the ICSS Industrial Ethernet Peripheral(IEP)
hardware. IEP supports packet timestamping, PTP and PPS.

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: MD Danish Anwar <danishanwar@ti.com>
---
 .../devicetree/bindings/net/ti,icss-iep.yaml  | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/ti,icss-iep.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/net/ti,icss-iep.yaml b/Documentation/devicetree/bindings/net/ti,icss-iep.yaml
new file mode 100644
index 000000000000..75668bea8614
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/ti,icss-iep.yaml
@@ -0,0 +1,61 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/ti,icss-iep.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments ICSS Industrial Ethernet Peripheral (IEP) module
+
+maintainers:
+  - Md Danish Anwar <danishanwar@ti.com>
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - ti,am642-icss-iep
+              - ti,j721e-icss-iep
+          - const: ti,am654-icss-iep
+
+      - const: ti,am654-icss-iep
+
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+    description: phandle to the IEP source clock
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+
+    /* AM65x */
+    icssg0_iep0: iep@2e000 {
+        compatible = "ti,am654-icss-iep";
+        reg = <0x2e000 0x1000>;
+        clocks = <&icssg0_iepclk_mux>;
+    };
+
+    /* J721E */
+    icssg0_iep1: iep@2f000 {
+        compatible = "ti,j721e-icss-iep","ti,am654-icss-iep";
+        reg = <0x2e000 0x1000>;
+        clocks = <&icssg0_iepclk_mux>;
+    };
+
+
+    /* AM64x */
+    icssg0_iep2: iep@2b000 {
+        compatible = "ti,am642-icss-iep", "ti,am654-icss-iep";
+        reg = <0x2e000 0x1000>;
+        clocks = <&icssg0_iepclk_mux>;
+    };