| Maxime Ripard | b467ec0 | 2019-05-27 12:02:19 +0200 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| Rob Herring | c7842d1 | 2019-07-23 17:03:44 -0600 | [diff] [blame] | 4 | $id: http://devicetree.org/schemas/clock/allwinner,sun4i-a10-ccu.yaml# |
| Maxime Ripard | b467ec0 | 2019-05-27 12:02:19 +0200 | [diff] [blame] | 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Allwinner Clock Control Unit Device Tree Bindings |
| 8 | |
| 9 | maintainers: |
| 10 | - Chen-Yu Tsai <wens@csie.org> |
| 11 | - Maxime Ripard <maxime.ripard@bootlin.com> |
| 12 | |
| 13 | properties: |
| 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 | |
| 65 | required: |
| 66 | - "#clock-cells" |
| 67 | - "#reset-cells" |
| 68 | - compatible |
| 69 | - reg |
| 70 | - clocks |
| 71 | - clock-names |
| 72 | |
| 73 | if: |
| 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 | |
| 82 | then: |
| 83 | properties: |
| 84 | clocks: |
| 85 | minItems: 4 |
| 86 | maxItems: 4 |
| 87 | |
| 88 | clock-names: |
| 89 | minItems: 4 |
| 90 | maxItems: 4 |
| 91 | |
| 92 | else: |
| 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 | |
| 118 | additionalProperties: false |
| 119 | |
| 120 | examples: |
| 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 | ... |