xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.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$id: http://devicetree.org/schemas/net/nfc/samsung,s3fwrn5.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Samsung S3FWRN5 NCI NFC Controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Krzysztof Kozlowski <krzk@kernel.org>
11*4882a593Smuzhiyun  - Krzysztof Opasiak <k.opasiak@samsung.com>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyunproperties:
14*4882a593Smuzhiyun  compatible:
15*4882a593Smuzhiyun    const: samsung,s3fwrn5-i2c
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun  en-gpios:
18*4882a593Smuzhiyun    maxItems: 1
19*4882a593Smuzhiyun    description:
20*4882a593Smuzhiyun      Output GPIO pin used for enabling/disabling the chip
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun  interrupts:
23*4882a593Smuzhiyun    maxItems: 1
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  reg:
26*4882a593Smuzhiyun    maxItems: 1
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  wake-gpios:
29*4882a593Smuzhiyun    maxItems: 1
30*4882a593Smuzhiyun    description:
31*4882a593Smuzhiyun      Output GPIO pin used to enter firmware mode and sleep/wakeup control
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  s3fwrn5,en-gpios:
34*4882a593Smuzhiyun    maxItems: 1
35*4882a593Smuzhiyun    deprecated: true
36*4882a593Smuzhiyun    description:
37*4882a593Smuzhiyun      Use en-gpios
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun  s3fwrn5,fw-gpios:
40*4882a593Smuzhiyun    maxItems: 1
41*4882a593Smuzhiyun    deprecated: true
42*4882a593Smuzhiyun    description:
43*4882a593Smuzhiyun      Use wake-gpios
44*4882a593Smuzhiyun
45*4882a593SmuzhiyunadditionalProperties: false
46*4882a593Smuzhiyun
47*4882a593Smuzhiyunrequired:
48*4882a593Smuzhiyun  - compatible
49*4882a593Smuzhiyun  - en-gpios
50*4882a593Smuzhiyun  - interrupts
51*4882a593Smuzhiyun  - reg
52*4882a593Smuzhiyun  - wake-gpios
53*4882a593Smuzhiyun
54*4882a593Smuzhiyunexamples:
55*4882a593Smuzhiyun  - |
56*4882a593Smuzhiyun    #include <dt-bindings/gpio/gpio.h>
57*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/irq.h>
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun    i2c4 {
60*4882a593Smuzhiyun        #address-cells = <1>;
61*4882a593Smuzhiyun        #size-cells = <0>;
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun        s3fwrn5@27 {
64*4882a593Smuzhiyun            compatible = "samsung,s3fwrn5-i2c";
65*4882a593Smuzhiyun            reg = <0x27>;
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun            interrupt-parent = <&gpa1>;
68*4882a593Smuzhiyun            interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun            en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>;
71*4882a593Smuzhiyun            wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>;
72*4882a593Smuzhiyun        };
73*4882a593Smuzhiyun    };
74