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

From: MD Danish Anwar
Date: Wed Aug 23 2023 - 07:33:48 EST


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@xxxxxxxxxxxxx>
Reviewed-by: Roger Quadros <rogerq@xxxxxxxxxx>
Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
Signed-off-by: MD Danish Anwar <danishanwar@xxxxxx>
---
.../devicetree/bindings/net/ti,icss-iep.yaml | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/ti,icss-iep.yaml

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@xxxxxx>
+
+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>;
+ };
--
2.34.1