1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/nfc/samsung,s3fwrn5.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Samsung S3FWRN5 NCI NFC Controller
8
9maintainers:
10  - Krzysztof Kozlowski <krzk@kernel.org>
11  - Krzysztof Opasiak <k.opasiak@samsung.com>
12
13properties:
14  compatible:
15    const: samsung,s3fwrn5-i2c
16
17  interrupts:
18    maxItems: 1
19
20  reg:
21    maxItems: 1
22
23  s3fwrn5,en-gpios:
24    maxItems: 1
25    description:
26      Output GPIO pin used for enabling/disabling the chip
27
28  s3fwrn5,fw-gpios:
29    maxItems: 1
30    description:
31      Output GPIO pin used to enter firmware mode and sleep/wakeup control
32
33additionalProperties: false
34
35required:
36  - compatible
37  - interrupts
38  - reg
39  - s3fwrn5,en-gpios
40  - s3fwrn5,fw-gpios
41
42examples:
43  - |
44    #include <dt-bindings/gpio/gpio.h>
45    #include <dt-bindings/interrupt-controller/irq.h>
46
47    i2c4 {
48        #address-cells = <1>;
49        #size-cells = <0>;
50
51        s3fwrn5@27 {
52            compatible = "samsung,s3fwrn5-i2c";
53            reg = <0x27>;
54
55            interrupt-parent = <&gpa1>;
56            interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
57
58            s3fwrn5,en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>;
59            s3fwrn5,fw-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>;
60        };
61    };
62