xref: /linux/Documentation/devicetree/bindings/arm/arm,juno-fpga-apb-regs.yaml (revision c94cd9508b1335b949fd13ebd269313c65492df0) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/arm/arm,juno-fpga-apb-regs.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: ARM Juno FPGA APB Registers
8
9maintainers:
10  - Sudeep Holla <sudeep.holla@arm.com>
11
12properties:
13  compatible:
14    items:
15      - const: arm,juno-fpga-apb-regs
16      - const: syscon
17      - const: simple-mfd
18
19  reg:
20    maxItems: 1
21
22  ranges: true
23
24  "#address-cells":
25    const: 1
26
27  "#size-cells":
28    const: 1
29
30patternProperties:
31  "^led@[0-9a-f]+,[0-9a-f]$":
32    $ref: /schemas/leds/register-bit-led.yaml#
33
34required:
35  - compatible
36  - reg
37  - ranges
38  - "#address-cells"
39  - "#size-cells"
40
41additionalProperties: false
42
43examples:
44  - |
45    syscon@10000 {
46        compatible = "arm,juno-fpga-apb-regs", "syscon", "simple-mfd";
47        reg = <0x010000 0x1000>;
48        ranges = <0x0 0x10000 0x1000>;
49        #address-cells = <1>;
50        #size-cells = <1>;
51
52        led@8,0 {
53            compatible = "register-bit-led";
54            reg = <0x08 0x04>;
55            offset = <0x08>;
56            mask = <0x01>;
57            label = "vexpress:0";
58            linux,default-trigger = "heartbeat";
59            default-state = "on";
60        };
61    };
62