1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/display/allwinner,sun8i-a83t-hdmi-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Allwinner A83t HDMI PHY
8
9 maintainers:
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
12
13 properties:
14 "#phy-cells":
15 const: 0
16
17 compatible:
18 enum:
19 - allwinner,sun8i-a83t-hdmi-phy
20 - allwinner,sun8i-h3-hdmi-phy
21 - allwinner,sun8i-r40-hdmi-phy
22 - allwinner,sun50i-a64-hdmi-phy
23 - allwinner,sun50i-h6-hdmi-phy
24
25 reg:
26 maxItems: 1
27
28 clocks:
29 minItems: 2
30 items:
31 - description: Bus Clock
32 - description: Module Clock
33 - description: Parent of the PHY clock
34 - description: Second possible parent of the PHY clock
35
36 clock-names:
37 minItems: 2
38 items:
39 - const: bus
40 - const: mod
41 - const: pll-0
42 - const: pll-1
43
44 resets:
45 maxItems: 1
46
47 reset-names:
48 const: phy
49
50 required:
51 - compatible
52 - reg
53 - clocks
54 - clock-names
55 - resets
56 - reset-names
57
58 if:
59 properties:
60 compatible:
61 contains:
62 enum:
63 - allwinner,sun8i-r40-hdmi-phy
64
65 then:
66 properties:
67 clocks:
68 minItems: 4
69
70 clock-names:
71 minItems: 4
72
73 else:
74 if:
75 properties:
76 compatible:
77 contains:
78 enum:
79 - allwinner,sun8i-h3-hdmi-phy
80 - allwinner,sun50i-a64-hdmi-phy
81
82 then:
83 properties:
84 clocks:
85 minItems: 3
86
87 clock-names:
88 minItems: 3
89
90 else:
91 properties:
92 clocks:
93 maxItems: 2
94
95 clock-names:
96 maxItems: 2
97
98 additionalProperties: false
99
100 examples:
101 - |
102 #include <dt-bindings/clock/sun8i-a83t-ccu.h>
103 #include <dt-bindings/reset/sun8i-a83t-ccu.h>
104
105 hdmi_phy: hdmi-phy@1ef0000 {
106 compatible = "allwinner,sun8i-a83t-hdmi-phy";
107 reg = <0x01ef0000 0x10000>;
108 clocks = <&ccu CLK_BUS_HDMI>, <&ccu CLK_HDMI_SLOW>;
109 clock-names = "bus", "mod";
110 resets = <&ccu RST_BUS_HDMI0>;
111 reset-names = "phy";
112 #phy-cells = <0>;
113 };
114
115 ...
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