0001 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/net/nfc/nxp,pn532.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: NXP Semiconductors PN532 NFC controller
0008
0009 maintainers:
0010 - Krzysztof Kozlowski <krzk@kernel.org>
0011
0012 properties:
0013 compatible:
0014 oneOf:
0015 - const: nxp,pn532
0016 - description: Deprecated bindings
0017 enum:
0018 - nxp,pn532-i2c
0019 - nxp,pn533-i2c
0020 deprecated: true
0021
0022 interrupts:
0023 description: Required if connected via I2C
0024 maxItems: 1
0025
0026 reg:
0027 description: Required if connected via I2C
0028 maxItems: 1
0029
0030 required:
0031 - compatible
0032
0033 dependencies:
0034 interrupts: [ 'reg' ]
0035
0036 additionalProperties: false
0037
0038 examples:
0039 # PN532 on I2C bus
0040 - |
0041 #include <dt-bindings/interrupt-controller/irq.h>
0042
0043 i2c {
0044 #address-cells = <1>;
0045 #size-cells = <0>;
0046
0047 nfc@24 {
0048 compatible = "nxp,pn532";
0049
0050 reg = <0x24>;
0051
0052 interrupt-parent = <&gpio1>;
0053 interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
0054 };
0055 };
0056
0057 # PN532 connected via UART
0058 - |
0059 serial@49042000 {
0060 reg = <0x49042000 0x400>;
0061
0062 nfc {
0063 compatible = "nxp,pn532";
0064 };
0065 };
