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| -rw-r--r-- | Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml b/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml new file mode 100644 index 000000000000..634b7b964606 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/clock/xlnx,clocking-wizard.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Xilinx clocking wizard + +maintainers: + - Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> + +description: + The clocking wizard is a soft ip clocking block of Xilinx versal. It + reads required input clock frequencies from the devicetree and acts as clock + clock output. + +properties: + compatible: + enum: + - xlnx,clocking-wizard + - xlnx,clocking-wizard-v5.2 + - xlnx,clocking-wizard-v6.0 + + + reg: + maxItems: 1 + + "#clock-cells": + const: 1 + + clocks: + items: + - description: clock input + - description: axi clock + + clock-names: + items: + - const: clk_in1 + - const: s_axi_aclk + + + xlnx,speed-grade: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 3] + description: + Speed grade of the device. Higher the speed grade faster is the FPGA device. + + xlnx,nr-outputs: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 8 + description: + Number of outputs. + +required: + - compatible + - reg + - "#clock-cells" + - clocks + - clock-names + - xlnx,speed-grade + - xlnx,nr-outputs + +additionalProperties: false + +examples: + - | + clock-controller@b0000000 { + compatible = "xlnx,clocking-wizard"; + reg = <0xb0000000 0x10000>; + #clock-cells = <1>; + xlnx,speed-grade = <1>; + xlnx,nr-outputs = <6>; + clock-names = "clk_in1", "s_axi_aclk"; + clocks = <&clkc 15>, <&clkc 15>; + }; +... |