xlnx,xps-timer.yaml (1846B)
1# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/timer/xlnx,xps-timer.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Xilinx LogiCORE IP AXI Timer Device Tree Binding 8 9maintainers: 10 - Sean Anderson <sean.anderson@seco.com> 11 12properties: 13 compatible: 14 contains: 15 const: xlnx,xps-timer-1.00.a 16 17 clocks: 18 maxItems: 1 19 20 clock-names: 21 const: s_axi_aclk 22 23 interrupts: 24 maxItems: 1 25 26 reg: 27 maxItems: 1 28 29 '#pwm-cells': true 30 31 xlnx,count-width: 32 $ref: /schemas/types.yaml#/definitions/uint32 33 enum: [8, 16, 32] 34 default: 32 35 description: 36 The width of the counter(s), in bits. 37 38 xlnx,one-timer-only: 39 $ref: /schemas/types.yaml#/definitions/uint32 40 enum: [ 0, 1 ] 41 description: 42 Whether only one timer is present in this block. 43 44required: 45 - compatible 46 - reg 47 - xlnx,one-timer-only 48 49allOf: 50 - if: 51 required: 52 - '#pwm-cells' 53 then: 54 allOf: 55 - required: 56 - clocks 57 - properties: 58 xlnx,one-timer-only: 59 const: 0 60 else: 61 required: 62 - interrupts 63 - if: 64 required: 65 - clocks 66 then: 67 required: 68 - clock-names 69 70additionalProperties: false 71 72examples: 73 - | 74 timer@800e0000 { 75 clock-names = "s_axi_aclk"; 76 clocks = <&zynqmp_clk 71>; 77 compatible = "xlnx,xps-timer-1.00.a"; 78 reg = <0x800e0000 0x10000>; 79 interrupts = <0 39 2>; 80 xlnx,count-width = <16>; 81 xlnx,one-timer-only = <0x0>; 82 }; 83 84 timer@800f0000 { 85 #pwm-cells = <0>; 86 clock-names = "s_axi_aclk"; 87 clocks = <&zynqmp_clk 71>; 88 compatible = "xlnx,xps-timer-1.00.a"; 89 reg = <0x800e0000 0x10000>; 90 xlnx,count-width = <32>; 91 xlnx,one-timer-only = <0x0>; 92 };