1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/gpio/st,nomadik-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Nomadik GPIO controller
8
9 description:
10 The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also
11 been called ST STA2X11. On the Nomadik platform, this driver is intertwined
12 with pinctrl-nomadik.
13
14 maintainers:
15 - Linus Walleij <linus.walleij@linaro.org>
16
17 properties:
18 $nodename:
19 pattern: "^gpio@[0-9a-f]+$"
20
21 compatible:
22 enum:
23 - st,nomadik-gpio
24 - mobileye,eyeq5-gpio
25
26 reg:
27 maxItems: 1
28
29 interrupts:
30 maxItems: 1
31
32 "#gpio-cells":
33 const: 2
34
35 gpio-controller: true
36
37 interrupt-controller: true
38
39 "#interrupt-cells":
40 const: 2
41
42 gpio-bank:
43 description: System-wide GPIO bank index.
44 $ref: /schemas/types.yaml#/definitions/uint32
45
46 st,supports-sleepmode:
47 description: Whether the controller can sleep or not.
48 $ref: /schemas/types.yaml#/definitions/flag
49
50 clocks:
51 maxItems: 1
52
53 gpio-ranges:
54 maxItems: 1
55
56 ngpios:
57 minimum: 0
58 maximum: 32
59
60 resets:
61 maxItems: 1
62
63 required:
64 - compatible
65 - reg
66 - interrupts
67 - "#gpio-cells"
68 - gpio-controller
69 - interrupt-controller
70 - gpio-bank
71
72 unevaluatedProperties: false
73
74 allOf:
75 - if:
76 properties:
77 compatible:
78 contains:
79 const: mobileye,eyeq5-gpio
80 then:
81 properties:
82 st,supports-sleepmode: false
83
84 examples:
85 - |
86 gpio@8012e080 {
87 compatible = "st,nomadik-gpio";
88 reg = <0x8012e080 0x80>;
89 interrupts = <0 120 0x4>;
90 #gpio-cells = <2>;
91 gpio-controller;
92 interrupt-controller;
93 st,supports-sleepmode;
94 gpio-bank = <1>;
95 };
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