xref: /linux/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ahb-clk.yaml (revision 24bce201d79807b668bf9d9e0aca801c5c0d5f78) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/allwinner,sun4i-a10-ahb-clk.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A10 AHB Clock Device Tree Bindings
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13deprecated: true
14
15properties:
16  "#clock-cells":
17    const: 0
18
19  compatible:
20    enum:
21      - allwinner,sun4i-a10-ahb-clk
22      - allwinner,sun6i-a31-ahb1-clk
23      - allwinner,sun8i-h3-ahb2-clk
24
25  reg:
26    maxItems: 1
27
28  clocks:
29    minItems: 1
30    maxItems: 4
31    description: >
32      The parent order must match the hardware programming order.
33
34  clock-output-names:
35    maxItems: 1
36
37required:
38  - "#clock-cells"
39  - compatible
40  - reg
41  - clocks
42  - clock-output-names
43
44additionalProperties: false
45
46allOf:
47  - if:
48      properties:
49        compatible:
50          contains:
51            const: allwinner,sun4i-a10-ahb-clk
52
53    then:
54      properties:
55        clocks:
56          maxItems: 1
57
58  - if:
59      properties:
60        compatible:
61          contains:
62            const: allwinner,sun6i-a31-ahb1-clk
63
64    then:
65      properties:
66        clocks:
67          maxItems: 4
68
69  - if:
70      properties:
71        compatible:
72          contains:
73            const: allwinner,sun8i-h3-ahb2-clk
74
75    then:
76      properties:
77        clocks:
78          maxItems: 2
79
80examples:
81  - |
82    ahb@1c20054 {
83        #clock-cells = <0>;
84        compatible = "allwinner,sun4i-a10-ahb-clk";
85        reg = <0x01c20054 0x4>;
86        clocks = <&axi>;
87        clock-output-names = "ahb";
88    };
89
90  - |
91    ahb1@1c20054 {
92        #clock-cells = <0>;
93        compatible = "allwinner,sun6i-a31-ahb1-clk";
94        reg = <0x01c20054 0x4>;
95        clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6 0>;
96        clock-output-names = "ahb1";
97    };
98
99  - |
100    ahb2_clk@1c2005c {
101        #clock-cells = <0>;
102        compatible = "allwinner,sun8i-h3-ahb2-clk";
103        reg = <0x01c2005c 0x4>;
104        clocks = <&ahb1>, <&pll6d2>;
105        clock-output-names = "ahb2";
106    };
107
108...
109