1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/amlogic,meson8-pinctrl-cbus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Amlogic Meson8 CBUS pinmux controller
8
9 maintainers:
10 - Neil Armstrong <neil.armstrong@linaro.org>
11
12 allOf:
13 - $ref: amlogic,meson-pinctrl-common.yaml#
14
15 properties:
16 compatible:
17 oneOf:
18 - enum:
19 - amlogic,meson8-cbus-pinctrl
20 - amlogic,meson8b-cbus-pinctrl
21 - amlogic,meson-gxbb-periphs-pinctrl
22 - amlogic,meson-gxl-periphs-pinctrl
23 - amlogic,meson-axg-periphs-pinctrl
24 - items:
25 - const: amlogic,meson8m2-cbus-pinctrl
26 - const: amlogic,meson8-cbus-pinctrl
27
28 required:
29 - compatible
30
31 patternProperties:
32 "^bank@[0-9a-f]+$":
33 $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
34
35 unevaluatedProperties: false
36
37 properties:
38 reg:
39 maxItems: 4
40
41 reg-names:
42 items:
43 - const: mux
44 - const: pull
45 - const: pull-enable
46 - const: gpio
47
48 gpio-line-names:
49 minItems: 86 # AXG
50 maxItems: 120 # Meson8
51
52 unevaluatedProperties:
53 type: object
54 $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-pins
55
56 examples:
57 - |
58 pinctrl_cbus: pinctrl {
59 compatible = "amlogic,meson8-cbus-pinctrl";
60 #address-cells = <1>;
61 #size-cells = <1>;
62 ranges;
63
64 bank@80b0 {
65 reg = <0x80b0 0x28>,
66 <0x80e8 0x18>,
67 <0x8120 0x18>,
68 <0x8030 0x30>;
69 reg-names = "mux", "pull", "pull-enable", "gpio";
70 gpio-controller;
71 #gpio-cells = <2>;
72 gpio-ranges = <&pinctrl_cbus 0 0 120>;
73 };
74
75 cec_ao_a_h_pins: cec_ao_a_h {
76 mux {
77 groups = "cec_ao_a_h";
78 function = "cec_ao_a_h";
79 bias-disable;
80 };
81 };
82 };
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