93 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/timer/xlnx,xps-timer.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Xilinx LogiCORE IP AXI Timer
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maintainers:
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  - Sean Anderson <sean.anderson@seco.com>
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properties:
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  compatible:
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    contains:
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      const: xlnx,xps-timer-1.00.a
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  clocks:
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    maxItems: 1
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  clock-names:
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    const: s_axi_aclk
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  interrupts:
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    maxItems: 1
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  reg:
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    maxItems: 1
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  '#pwm-cells': true
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  xlnx,count-width:
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    $ref: /schemas/types.yaml#/definitions/uint32
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    enum: [8, 16, 32]
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    default: 32
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    description:
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      The width of the counter(s), in bits.
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  xlnx,one-timer-only:
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    $ref: /schemas/types.yaml#/definitions/uint32
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    enum: [ 0, 1 ]
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    description:
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      Whether only one timer is present in this block.
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required:
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  - compatible
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  - reg
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  - xlnx,one-timer-only
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allOf:
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  - if:
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      required:
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        - '#pwm-cells'
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    then:
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      allOf:
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        - required:
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            - clocks
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        - properties:
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            xlnx,one-timer-only:
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              const: 0
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    else:
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      required:
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        - interrupts
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  - if:
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      required:
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        - clocks
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    then:
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      required:
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        - clock-names
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additionalProperties: false
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examples:
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  - |
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    timer@800e0000 {
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        clock-names = "s_axi_aclk";
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        clocks = <&zynqmp_clk 71>;
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        compatible = "xlnx,xps-timer-1.00.a";
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        reg = <0x800e0000 0x10000>;
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        interrupts = <0 39 2>;
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        xlnx,count-width = <16>;
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        xlnx,one-timer-only = <0x0>;
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    };
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    timer@800f0000 {
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        #pwm-cells = <0>;
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        clock-names = "s_axi_aclk";
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        clocks = <&zynqmp_clk 71>;
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        compatible = "xlnx,xps-timer-1.00.a";
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        reg = <0x800e0000 0x10000>;
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        xlnx,count-width = <32>;
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        xlnx,one-timer-only = <0x0>;
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    };    
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