exynos-pmu.yaml (3095B)
1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/soc/samsung/exynos-pmu.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Samsung Exynos SoC series Power Management Unit (PMU) 8 9maintainers: 10 - Krzysztof Kozlowski <krzk@kernel.org> 11 12# Custom select to avoid matching all nodes with 'syscon' 13select: 14 properties: 15 compatible: 16 contains: 17 enum: 18 - samsung,exynos3250-pmu 19 - samsung,exynos4210-pmu 20 - samsung,exynos4412-pmu 21 - samsung,exynos5250-pmu 22 - samsung,exynos5260-pmu 23 - samsung,exynos5410-pmu 24 - samsung,exynos5420-pmu 25 - samsung,exynos5433-pmu 26 - samsung,exynos7-pmu 27 - samsung,exynos850-pmu 28 - samsung-s5pv210-pmu 29 required: 30 - compatible 31 32properties: 33 compatible: 34 items: 35 - enum: 36 - samsung,exynos3250-pmu 37 - samsung,exynos4210-pmu 38 - samsung,exynos4412-pmu 39 - samsung,exynos5250-pmu 40 - samsung,exynos5260-pmu 41 - samsung,exynos5410-pmu 42 - samsung,exynos5420-pmu 43 - samsung,exynos5433-pmu 44 - samsung,exynos7-pmu 45 - samsung,exynos850-pmu 46 - samsung-s5pv210-pmu 47 - const: syscon 48 49 reg: 50 maxItems: 1 51 52 assigned-clock-parents: true 53 assigned-clocks: true 54 55 '#clock-cells': 56 const: 1 57 58 clock-names: 59 description: 60 List of clock names for particular CLKOUT mux inputs 61 minItems: 1 62 maxItems: 32 63 items: 64 pattern: '^clkout([0-9]|[12][0-9]|3[0-1])$' 65 66 clocks: 67 minItems: 1 68 maxItems: 32 69 70 interrupt-controller: 71 description: 72 Some PMUs are capable of behaving as an interrupt controller (mostly 73 to wake up a suspended PMU). 74 75 '#interrupt-cells': 76 description: 77 Must be identical to the that of the parent interrupt controller. 78 const: 3 79 80 syscon-poweroff: 81 $ref: "../../power/reset/syscon-poweroff.yaml#" 82 type: object 83 description: 84 Node for power off method 85 86 syscon-reboot: 87 $ref: "../../power/reset/syscon-reboot.yaml#" 88 type: object 89 description: 90 Node for reboot method 91 92required: 93 - compatible 94 - reg 95 96additionalProperties: false 97 98allOf: 99 - if: 100 properties: 101 compatible: 102 contains: 103 enum: 104 - samsung,exynos3250-pmu 105 - samsung,exynos4210-pmu 106 - samsung,exynos4412-pmu 107 - samsung,exynos5250-pmu 108 - samsung,exynos5410-pmu 109 - samsung,exynos5420-pmu 110 - samsung,exynos5433-pmu 111 then: 112 required: 113 - '#clock-cells' 114 - clock-names 115 - clocks 116 117examples: 118 - | 119 #include <dt-bindings/clock/exynos5250.h> 120 121 pmu_system_controller: system-controller@10040000 { 122 compatible = "samsung,exynos5250-pmu", "syscon"; 123 reg = <0x10040000 0x5000>; 124 interrupt-controller; 125 #interrupt-cells = <3>; 126 interrupt-parent = <&gic>; 127 #clock-cells = <1>; 128 clock-names = "clkout16"; 129 clocks = <&clock CLK_FIN_PLL>; 130 };