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Diffstat (limited to 'Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml b/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml new file mode 100644 index 0000000000..07c67c1e98 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nfc/nxp,pn532.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Semiconductors PN532 NFC controller + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + oneOf: + - const: nxp,pn532 + - description: Deprecated bindings + enum: + - nxp,pn532-i2c + - nxp,pn533-i2c + deprecated: true + + interrupts: + description: Required if connected via I2C + maxItems: 1 + + reg: + description: Required if connected via I2C + maxItems: 1 + +required: + - compatible + +dependencies: + interrupts: [ reg ] + +additionalProperties: false + +examples: + # PN532 on I2C bus + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + nfc@24 { + compatible = "nxp,pn532"; + + reg = <0x24>; + + interrupt-parent = <&gpio1>; + interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + # PN532 connected via UART + - | + serial@49042000 { + reg = <0x49042000 0x400>; + + nfc { + compatible = "nxp,pn532"; + }; + }; |