ti,timer-dm.yaml (3388B)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/timer/ti,timer-dm.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: TI dual-mode timer 8 9maintainers: 10 - Tony Lindgren <tony@atomide.com> 11 12description: | 13 The TI dual-mode timer is a general purpose timer with PWM capabilities. 14 15properties: 16 compatible: 17 oneOf: 18 - items: 19 - enum: 20 - ti,am335x-timer 21 - ti,am335x-timer-1ms 22 - ti,am654-timer 23 - ti,dm814-timer 24 - ti,dm816-timer 25 - ti,omap2420-timer 26 - ti,omap3430-timer 27 - ti,omap4430-timer 28 - ti,omap5430-timer 29 - items: 30 - const: ti,am4372-timer 31 - const: ti,am335x-timer 32 - items: 33 - const: ti,am4372-timer-1ms 34 - const: ti,am335x-timer-1ms 35 36 reg: 37 items: 38 - description: IO address 39 - description: L3 to L4 mapping for omap4/5 L4 ABE 40 minItems: 1 41 42 clocks: 43 items: 44 - description: Functional clock 45 - description: System clock for omap4/5 and dra7 46 minItems: 1 47 48 clock-names: 49 items: 50 - const: fck 51 - const: timer_sys_ck 52 minItems: 1 53 54 interrupts: 55 description: 56 Interrupt if available. The timer PWM features may be usable 57 in a limited way even without interrupts. 58 maxItems: 1 59 60 ti,timer-alwon: 61 description: 62 Timer is always enabled when the SoC is powered. Note that some SoCs like 63 am335x can suspend to PM coprocessor RTC only mode and in that case the 64 SoC power is cut including timers. 65 type: boolean 66 67 ti,timer-dsp: 68 description: 69 Timer is routable to the DSP in addition to the operating system. 70 type: boolean 71 72 ti,timer-pwm: 73 description: 74 Timer has been wired for PWM capability. 75 type: boolean 76 77 ti,timer-secure: 78 description: 79 Timer access has been limited to secure mode only. 80 type: boolean 81 82 ti,hwmods: 83 description: 84 Name of the HWMOD associated with timer. This is for legacy 85 omap2/3 platforms only. 86 $ref: /schemas/types.yaml#/definitions/string 87 deprecated: true 88 89required: 90 - compatible 91 - reg 92 93additionalProperties: false 94 95allOf: 96 - if: 97 not: 98 properties: 99 compatible: 100 contains: 101 const: ti,am654-timer 102 then: 103 required: 104 - interrupts 105 106 - if: 107 not: 108 properties: 109 compatible: 110 contains: 111 enum: 112 - ti,omap3430-timer 113 - ti,omap4430-timer 114 - ti,omap5430-timer 115 then: 116 properties: 117 reg: 118 maxItems: 1 119 clocks: 120 maxItems: 1 121 clock-names: 122 maxItems: 1 123 124 - if: 125 properties: 126 compatible: 127 contains: 128 enum: 129 - ti,dm814-timer 130 - ti,dm816-timer 131 - ti,omap2420-timer 132 - ti,omap3430-timer 133 then: 134 properties: 135 ti,hwmods: 136 items: 137 - pattern: "^timer([1-9]|1[0-2])$" 138 else: 139 properties: 140 ti,hwmods: false 141 142examples: 143 - | 144 timer1: timer@0 { 145 compatible = "ti,am335x-timer-1ms"; 146 reg = <0x0 0x400>; 147 interrupts = <67>; 148 ti,timer-alwon; 149 clocks = <&timer1_fck>; 150 clock-names = "fck"; 151 }; 152...