1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/clock/allwinner,sun4i-a10-ccu.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Allwinner Clock Control Unit Device Tree Bindings 8 9maintainers: 10 - Chen-Yu Tsai <wens@csie.org> 11 - Maxime Ripard <maxime.ripard@bootlin.com> 12 13properties: 14 "#clock-cells": 15 const: 1 16 17 "#reset-cells": 18 const: 1 19 20 compatible: 21 enum: 22 - allwinner,sun4i-a10-ccu 23 - allwinner,sun5i-a10s-ccu 24 - allwinner,sun5i-a13-ccu 25 - allwinner,sun6i-a31-ccu 26 - allwinner,sun7i-a20-ccu 27 - allwinner,sun8i-a23-ccu 28 - allwinner,sun8i-a33-ccu 29 - allwinner,sun8i-a83t-ccu 30 - allwinner,sun8i-a83t-r-ccu 31 - allwinner,sun8i-h3-ccu 32 - allwinner,sun8i-h3-r-ccu 33 - allwinner,sun8i-r40-ccu 34 - allwinner,sun8i-v3s-ccu 35 - allwinner,sun9i-a80-ccu 36 - allwinner,sun50i-a64-ccu 37 - allwinner,sun50i-a64-r-ccu 38 - allwinner,sun50i-h5-ccu 39 - allwinner,sun50i-h6-ccu 40 - allwinner,sun50i-h6-r-ccu 41 - allwinner,suniv-f1c100s-ccu 42 - nextthing,gr8-ccu 43 44 reg: 45 maxItems: 1 46 47 clocks: 48 minItems: 2 49 maxItems: 4 50 items: 51 - description: High Frequency Oscillator (usually at 24MHz) 52 - description: Low Frequency Oscillator (usually at 32kHz) 53 - description: Internal Oscillator 54 - description: Peripherals PLL 55 56 clock-names: 57 minItems: 2 58 maxItems: 4 59 items: 60 - const: hosc 61 - const: losc 62 - const: iosc 63 - const: pll-periph 64 65required: 66 - "#clock-cells" 67 - "#reset-cells" 68 - compatible 69 - reg 70 - clocks 71 - clock-names 72 73if: 74 properties: 75 compatible: 76 enum: 77 - allwinner,sun8i-a83t-r-ccu 78 - allwinner,sun8i-h3-r-ccu 79 - allwinner,sun50i-a64-r-ccu 80 - allwinner,sun50i-h6-r-ccu 81 82then: 83 properties: 84 clocks: 85 minItems: 4 86 maxItems: 4 87 88 clock-names: 89 minItems: 4 90 maxItems: 4 91 92else: 93 if: 94 properties: 95 compatible: 96 const: allwinner,sun50i-h6-ccu 97 98 then: 99 properties: 100 clocks: 101 minItems: 3 102 maxItems: 3 103 104 clock-names: 105 minItems: 3 106 maxItems: 3 107 108 else: 109 properties: 110 clocks: 111 minItems: 2 112 maxItems: 2 113 114 clock-names: 115 minItems: 2 116 maxItems: 2 117 118additionalProperties: false 119 120examples: 121 - | 122 ccu: clock@1c20000 { 123 compatible = "allwinner,sun8i-h3-ccu"; 124 reg = <0x01c20000 0x400>; 125 clocks = <&osc24M>, <&osc32k>; 126 clock-names = "hosc", "losc"; 127 #clock-cells = <1>; 128 #reset-cells = <1>; 129 }; 130 131 - | 132 r_ccu: clock@1f01400 { 133 compatible = "allwinner,sun50i-a64-r-ccu"; 134 reg = <0x01f01400 0x100>; 135 clocks = <&osc24M>, <&osc32k>, <&iosc>, <&ccu 11>; 136 clock-names = "hosc", "losc", "iosc", "pll-periph"; 137 #clock-cells = <1>; 138 #reset-cells = <1>; 139 }; 140 141... 142