nxp,pn544.yaml

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    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/nxp,pn544.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: NXP Semiconductors PN544 NFC Controller
    8 
    9 maintainers:
   10   - Krzysztof Kozlowski <krzk@kernel.org>
   11 
   12 properties:
   13   compatible:
   14     const: nxp,pn544-i2c
   15 
   16   reg:
   17     maxItems: 1
   18 
   19   interrupts:
   20     maxItems: 1
   21 
   22   enable-gpios:
   23     description: Output GPIO pin used for enabling/disabling the PN544
   24     maxItems: 1
   25 
   26   firmware-gpios:
   27     description: Output GPIO pin used to enter firmware download mode
   28     maxItems: 1
   29 
   30 required:
   31   - compatible
   32   - reg
   33   - interrupts
   34   - enable-gpios
   35   - firmware-gpios
   36 
   37 additionalProperties: false
   38 
   39 examples:
   40   - |
   41     #include <dt-bindings/gpio/gpio.h>
   42     #include <dt-bindings/interrupt-controller/irq.h>
   43 
   44     i2c {
   45         #address-cells = <1>;
   46         #size-cells = <0>;
   47 
   48         nfc@28 {
   49             compatible = "nxp,pn544-i2c";
   50             reg = <0x28>;
   51 
   52             interrupt-parent = <&gpio1>;
   53             interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
   54 
   55             enable-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
   56             firmware-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;
   57         };
   58     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/net/nfc/nxp,pn544.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/net/nfc/nxp,pn544.yaml