1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/net/nfc/nxp 4 $id: http://devicetree.org/schemas/net/nfc/nxp,nci.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: NXP Semiconductors NCI NFC controller 7 title: NXP Semiconductors NCI NFC controller
8 8
9 maintainers: 9 maintainers:
10 - Krzysztof Kozlowski <krzk@kernel.org> 10 - Krzysztof Kozlowski <krzk@kernel.org>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 oneOf: 14 oneOf:
15 - const: nxp,nxp-nci-i2c 15 - const: nxp,nxp-nci-i2c
16 - items: 16 - items:
17 - enum: 17 - enum:
18 - nxp,nq310 18 - nxp,nq310
19 - nxp,pn547 19 - nxp,pn547
20 - const: nxp,nxp-nci-i2c 20 - const: nxp,nxp-nci-i2c
21 21
22 enable-gpios: 22 enable-gpios:
23 description: Output GPIO pin used for enab 23 description: Output GPIO pin used for enabling/disabling the controller
24 24
25 firmware-gpios: 25 firmware-gpios:
26 description: Output GPIO pin used to enter 26 description: Output GPIO pin used to enter firmware download mode
27 27
28 interrupts: 28 interrupts:
29 maxItems: 1 29 maxItems: 1
30 30
31 reg: 31 reg:
32 maxItems: 1 32 maxItems: 1
33 33
34 required: 34 required:
35 - compatible 35 - compatible
36 - enable-gpios 36 - enable-gpios
37 - interrupts 37 - interrupts
38 - reg 38 - reg
39 39
40 additionalProperties: false 40 additionalProperties: false
41 41
42 examples: 42 examples:
43 - | 43 - |
44 #include <dt-bindings/gpio/gpio.h> 44 #include <dt-bindings/gpio/gpio.h>
45 #include <dt-bindings/interrupt-controller 45 #include <dt-bindings/interrupt-controller/irq.h>
46 46
47 i2c { 47 i2c {
48 #address-cells = <1>; 48 #address-cells = <1>;
49 #size-cells = <0>; 49 #size-cells = <0>;
50 50
51 nfc@29 { 51 nfc@29 {
52 compatible = "nxp,nxp-nci-i2c"; 52 compatible = "nxp,nxp-nci-i2c";
53 53
54 reg = <0x29>; 54 reg = <0x29>;
55 55
56 interrupt-parent = <&gpio1>; 56 interrupt-parent = <&gpio1>;
57 interrupts = <29 IRQ_TYPE_LEVEL_HI 57 interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
58 58
59 enable-gpios = <&gpio0 30 GPIO_ACT 59 enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>;
60 firmware-gpios = <&gpio0 31 GPIO_A 60 firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
61 }; 61 };
62 }; 62 };
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