xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/reset/fsl,imx7-src.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/reset/fsl,imx7-src.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Freescale i.MX7 System Reset Controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Andrey Smirnov <andrew.smirnov@gmail.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |
13*4882a593Smuzhiyun  The system reset controller can be used to reset various set of
14*4882a593Smuzhiyun  peripherals. Device nodes that need access to reset lines should
15*4882a593Smuzhiyun  specify them as a reset phandle in their corresponding node as
16*4882a593Smuzhiyun  specified in reset.txt.
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun  For list of all valid reset indices see
19*4882a593Smuzhiyun    <dt-bindings/reset/imx7-reset.h> for i.MX7,
20*4882a593Smuzhiyun    <dt-bindings/reset/imx8mq-reset.h> for i.MX8MQ, i.MX8MM and i.MX8MN,
21*4882a593Smuzhiyun    <dt-bindings/reset/imx8mp-reset.h> for i.MX8MP.
22*4882a593Smuzhiyun
23*4882a593Smuzhiyunproperties:
24*4882a593Smuzhiyun  compatible:
25*4882a593Smuzhiyun    oneOf:
26*4882a593Smuzhiyun      - items:
27*4882a593Smuzhiyun          - enum:
28*4882a593Smuzhiyun              - fsl,imx7d-src
29*4882a593Smuzhiyun              - fsl,imx8mq-src
30*4882a593Smuzhiyun              - fsl,imx8mp-src
31*4882a593Smuzhiyun          - const: syscon
32*4882a593Smuzhiyun      - items:
33*4882a593Smuzhiyun          - enum:
34*4882a593Smuzhiyun              - fsl,imx8mm-src
35*4882a593Smuzhiyun              - fsl,imx8mn-src
36*4882a593Smuzhiyun          - const: fsl,imx8mq-src
37*4882a593Smuzhiyun          - const: syscon
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun  reg:
40*4882a593Smuzhiyun    maxItems: 1
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun  interrupts:
43*4882a593Smuzhiyun    maxItems: 1
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun  '#reset-cells':
46*4882a593Smuzhiyun    const: 1
47*4882a593Smuzhiyun
48*4882a593Smuzhiyunrequired:
49*4882a593Smuzhiyun  - compatible
50*4882a593Smuzhiyun  - reg
51*4882a593Smuzhiyun  - interrupts
52*4882a593Smuzhiyun  - '#reset-cells'
53*4882a593Smuzhiyun
54*4882a593SmuzhiyunadditionalProperties: false
55*4882a593Smuzhiyun
56*4882a593Smuzhiyunexamples:
57*4882a593Smuzhiyun  - |
58*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun    reset-controller@30390000 {
61*4882a593Smuzhiyun        compatible = "fsl,imx7d-src", "syscon";
62*4882a593Smuzhiyun        reg = <0x30390000 0x2000>;
63*4882a593Smuzhiyun        interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
64*4882a593Smuzhiyun        #reset-cells = <1>;
65*4882a593Smuzhiyun    };
66