1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/clock/ingen 4 $id: http://devicetree.org/schemas/clock/ingenic,cgu.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Ingenic SoCs CGU !! 7 title: Ingenic SoCs CGU devicetree bindings
8 8
9 description: | 9 description: |
10 The CGU in an Ingenic SoC provides all the c 10 The CGU in an Ingenic SoC provides all the clocks generated on-chip. It
11 typically includes a variety of PLLs, multip 11 typically includes a variety of PLLs, multiplexers, dividers & gates in order
12 to provide many different clock signals deri 12 to provide many different clock signals derived from only 2 external source
13 clocks. 13 clocks.
14 14
15 maintainers: 15 maintainers:
16 - Paul Cercueil <paul@crapouillou.net> 16 - Paul Cercueil <paul@crapouillou.net>
17 17
18 select: 18 select:
19 properties: 19 properties:
20 compatible: 20 compatible:
21 contains: 21 contains:
22 enum: 22 enum:
23 - ingenic,jz4740-cgu 23 - ingenic,jz4740-cgu
24 - ingenic,jz4725b-cgu 24 - ingenic,jz4725b-cgu
25 - ingenic,jz4755-cgu <<
26 - ingenic,jz4760-cgu <<
27 - ingenic,jz4760b-cgu <<
28 - ingenic,jz4770-cgu 25 - ingenic,jz4770-cgu
29 - ingenic,jz4780-cgu 26 - ingenic,jz4780-cgu
30 - ingenic,x1000-cgu 27 - ingenic,x1000-cgu
31 - ingenic,x1830-cgu 28 - ingenic,x1830-cgu
32 required: 29 required:
33 - compatible 30 - compatible
34 31
35 properties: 32 properties:
36 $nodename: 33 $nodename:
37 pattern: "^clock-controller@[0-9a-f]+$" 34 pattern: "^clock-controller@[0-9a-f]+$"
38 35
39 "#address-cells": 36 "#address-cells":
40 const: 1 37 const: 1
41 38
42 "#size-cells": 39 "#size-cells":
43 const: 1 40 const: 1
44 41
45 "#clock-cells": 42 "#clock-cells":
46 const: 1 43 const: 1
47 44
48 ranges: true 45 ranges: true
49 46
50 compatible: 47 compatible:
51 items: 48 items:
52 - enum: 49 - enum:
53 - ingenic,jz4740-cgu 50 - ingenic,jz4740-cgu
54 - ingenic,jz4725b-cgu 51 - ingenic,jz4725b-cgu
55 - ingenic,jz4755-cgu <<
56 - ingenic,jz4760-cgu <<
57 - ingenic,jz4760b-cgu <<
58 - ingenic,jz4770-cgu 52 - ingenic,jz4770-cgu
59 - ingenic,jz4780-cgu 53 - ingenic,jz4780-cgu
60 - ingenic,x1000-cgu 54 - ingenic,x1000-cgu
61 - ingenic,x1830-cgu 55 - ingenic,x1830-cgu
62 - const: simple-mfd 56 - const: simple-mfd
63 minItems: 1 57 minItems: 1
64 58
65 reg: 59 reg:
66 maxItems: 1 60 maxItems: 1
67 61
68 clocks: 62 clocks:
69 items: 63 items:
70 - description: External oscillator clock 64 - description: External oscillator clock
71 - description: Internal 32 kHz RTC clock 65 - description: Internal 32 kHz RTC clock
72 66
73 clock-names: 67 clock-names:
74 items: 68 items:
75 - const: ext 69 - const: ext
76 - enum: 70 - enum:
77 - rtc 71 - rtc
78 - osc32k # Different name, same cloc 72 - osc32k # Different name, same clock
79 73
80 assigned-clocks: 74 assigned-clocks:
81 minItems: 1 75 minItems: 1
82 maxItems: 64 76 maxItems: 64
83 77
84 assigned-clock-parents: 78 assigned-clock-parents:
85 minItems: 1 79 minItems: 1
86 maxItems: 64 80 maxItems: 64
87 81
88 assigned-clock-rates: 82 assigned-clock-rates:
89 minItems: 1 83 minItems: 1
90 maxItems: 64 84 maxItems: 64
91 85
92 required: 86 required:
93 - "#clock-cells" 87 - "#clock-cells"
94 - compatible 88 - compatible
95 - reg 89 - reg
96 - clocks 90 - clocks
97 - clock-names 91 - clock-names
98 92
99 patternProperties: 93 patternProperties:
100 "^usb-phy@[a-f0-9]+$": 94 "^usb-phy@[a-f0-9]+$":
101 $ref: /schemas/phy/ingenic,phy-usb.yaml# !! 95 allOf: [ $ref: "../usb/ingenic,jz4770-phy.yaml#" ]
102 "^mac-phy-ctrl@[a-f0-9]+$": <<
103 $ref: /schemas/net/ingenic,mac.yaml# <<
104 96
105 additionalProperties: false 97 additionalProperties: false
106 98
107 examples: 99 examples:
108 - | 100 - |
109 #include <dt-bindings/clock/ingenic,jz4770 !! 101 #include <dt-bindings/clock/jz4770-cgu.h>
110 cgu: clock-controller@10000000 { 102 cgu: clock-controller@10000000 {
111 compatible = "ingenic,jz4770-cgu", "simp 103 compatible = "ingenic,jz4770-cgu", "simple-mfd";
112 reg = <0x10000000 0x100>; 104 reg = <0x10000000 0x100>;
113 #address-cells = <1>; 105 #address-cells = <1>;
114 #size-cells = <1>; 106 #size-cells = <1>;
115 ranges = <0x0 0x10000000 0x100>; 107 ranges = <0x0 0x10000000 0x100>;
116 108
117 clocks = <&ext>, <&osc32k>; 109 clocks = <&ext>, <&osc32k>;
118 clock-names = "ext", "osc32k"; 110 clock-names = "ext", "osc32k";
119 111
120 #clock-cells = <1>; 112 #clock-cells = <1>;
121 113
122 otg_phy: usb-phy@3c { 114 otg_phy: usb-phy@3c {
123 compatible = "ingenic,jz4770-phy"; 115 compatible = "ingenic,jz4770-phy";
124 reg = <0x3c 0x10>; 116 reg = <0x3c 0x10>;
125 117
126 clocks = <&cgu JZ4770_CLK_OTG_PHY>; 118 clocks = <&cgu JZ4770_CLK_OTG_PHY>;
127 119
128 vcc-supply = <&ldo5>; 120 vcc-supply = <&ldo5>;
129 121
130 #phy-cells = <0>; 122 #phy-cells = <0>;
131 }; 123 };
132 }; 124 };
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