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
