1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/mscc,ocelot-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Microsemi Ocelot pin controller
8
9 maintainers:
10 - Alexandre Belloni <alexandre.belloni@bootlin.com>
11 - Lars Povlsen <lars.povlsen@microchip.com>
12
13 properties:
14 compatible:
15 enum:
16 - microchip,lan966x-pinctrl
17 - microchip,sparx5-pinctrl
18 - mscc,jaguar2-pinctrl
19 - mscc,luton-pinctrl
20 - mscc,ocelot-pinctrl
21 - mscc,serval-pinctrl
22 - mscc,servalt-pinctrl
23
24 reg:
25 items:
26 - description: Base address
27 - description: Extended pin configuration registers
28 minItems: 1
29
30 gpio-controller: true
31
32 '#gpio-cells':
33 const: 2
34
35 gpio-ranges: true
36
37 interrupts:
38 maxItems: 1
39
40 interrupt-controller: true
41
42 "#interrupt-cells":
43 const: 2
44
45 resets:
46 maxItems: 1
47
48 reset-names:
49 description: Optional shared switch reset.
50 items:
51 - const: switch
52
53 patternProperties:
54 '-pins$':
55 type: object
56 allOf:
57 - $ref: pinmux-node.yaml
58 - $ref: pincfg-node.yaml
59
60 properties:
61 function: true
62 pins: true
63 output-high: true
64 output-low: true
65 drive-strength: true
66
67 required:
68 - function
69 - pins
70
71 additionalProperties: false
72
73 required:
74 - compatible
75 - reg
76 - gpio-controller
77 - '#gpio-cells'
78 - gpio-ranges
79
80 allOf:
81 - $ref: pinctrl.yaml#
82 - if:
83 properties:
84 compatible:
85 contains:
86 enum:
87 - microchip,lan966x-pinctrl
88 - microchip,sparx5-pinctrl
89 then:
90 properties:
91 reg:
92 minItems: 2
93
94 additionalProperties: false
95
96 examples:
97 - |
98 gpio: pinctrl@71070034 {
99 compatible = "mscc,ocelot-pinctrl";
100 reg = <0x71070034 0x28>;
101 gpio-controller;
102 #gpio-cells = <2>;
103 gpio-ranges = <&gpio 0 0 22>;
104
105 uart_pins: uart-pins {
106 pins = "GPIO_6", "GPIO_7";
107 function = "uart";
108 };
109
110 uart2_pins: uart2-pins {
111 pins = "GPIO_12", "GPIO_13";
112 function = "uart2";
113 };
114 };
115
116 ...
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