xref: /linux/Documentation/devicetree/bindings/soc/imx/fsl,imx-iomuxc-gpr.yaml (revision db4a3f0fbedb0398f77b9047e8b8bb2b49f355bb) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/soc/imx/fsl,imx-iomuxc-gpr.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale IOMUX Controller General Purpose Registers
8
9maintainers:
10  - Peng Fan <peng.fan@nxp.com>
11
12description:
13  i.MX Processors have an IOMUXC General Purpose Register group for
14  various System Settings
15
16properties:
17  compatible:
18    oneOf:
19      - items:
20          - enum:
21              - fsl,imx6q-iomuxc-gpr
22              - fsl,imx8mq-iomuxc-gpr
23          - const: syscon
24          - const: simple-mfd
25      - items:
26          - enum:
27              - fsl,imx6sl-iomuxc-gpr
28              - fsl,imx6sll-iomuxc-gpr
29              - fsl,imx6ul-iomuxc-gpr
30          - const: fsl,imx6q-iomuxc-gpr
31          - const: syscon
32      - items:
33          - enum:
34              - fsl,imx6sx-iomuxc-gpr
35              - fsl,imx7d-iomuxc-gpr
36          - const: fsl,imx6q-iomuxc-gpr
37          - const: syscon
38          - const: simple-mfd
39      - items:
40          - enum:
41              - fsl,imx53-iomuxc-gpr
42              - fsl,imx8mm-iomuxc-gpr
43              - fsl,imx8mn-iomuxc-gpr
44              - fsl,imx8mp-iomuxc-gpr
45          - const: syscon
46
47  reg:
48    maxItems: 1
49
50  mux-controller:
51    type: object
52    $ref: /schemas/mux/reg-mux.yaml
53
54additionalProperties: false
55
56required:
57  - compatible
58  - reg
59
60examples:
61  # Pinmux controller node
62  - |
63    iomuxc_gpr: syscon@30340000 {
64        compatible = "fsl,imx8mq-iomuxc-gpr", "syscon", "simple-mfd";
65        reg = <0x30340000 0x10000>;
66
67        mux: mux-controller {
68            compatible = "mmio-mux";
69            #mux-control-cells = <1>;
70            mux-reg-masks = <0x34 0x00000004>; /* MIPI_MUX_SEL */
71        };
72    };
73
74...
75