xref: /linux/Documentation/devicetree/bindings/soc/imx/fsl,imx-iomuxc-gpr.yaml (revision 71dfa617ea9f18e4585fe78364217cd32b1fc382) 
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,imx8mm-iomuxc-gpr
42              - fsl,imx8mn-iomuxc-gpr
43              - fsl,imx8mp-iomuxc-gpr
44          - const: syscon
45
46  reg:
47    maxItems: 1
48
49  mux-controller:
50    type: object
51    $ref: /schemas/mux/reg-mux.yaml
52
53additionalProperties: false
54
55required:
56  - compatible
57  - reg
58
59examples:
60  # Pinmux controller node
61  - |
62    iomuxc_gpr: syscon@30340000 {
63        compatible = "fsl,imx8mq-iomuxc-gpr", "syscon", "simple-mfd";
64        reg = <0x30340000 0x10000>;
65
66        mux: mux-controller {
67            compatible = "mmio-mux";
68            #mux-control-cells = <1>;
69            mux-reg-masks = <0x34 0x00000004>; /* MIPI_MUX_SEL */
70        };
71    };
72
73...
74