| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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,nci.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: NXP Semiconductors NCI NFC controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Krzysztof Kozlowski <krzk@kernel.org> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | oneOf: |
| 15 | - const: nxp,nxp-nci-i2c |
| 16 | - items: |
| 17 | - enum: |
| 18 | - nxp,nq310 |
| 19 | - nxp,pn547 |
| 20 | - const: nxp,nxp-nci-i2c |
| 21 | |
| 22 | enable-gpios: |
| 23 | description: Output GPIO pin used for enabling/disabling the controller |
| 24 | |
| 25 | firmware-gpios: |
| 26 | description: Output GPIO pin used to enter firmware download mode |
| 27 | |
| 28 | interrupts: |
| 29 | maxItems: 1 |
| 30 | |
| 31 | reg: |
| 32 | maxItems: 1 |
| 33 | |
| 34 | required: |
| 35 | - compatible |
| 36 | - enable-gpios |
| 37 | - interrupts |
| 38 | - reg |
| 39 | |
| 40 | additionalProperties: false |
| 41 | |
| 42 | examples: |
| 43 | - | |
| 44 | #include <dt-bindings/gpio/gpio.h> |
| 45 | #include <dt-bindings/interrupt-controller/irq.h> |
| 46 | |
| 47 | i2c { |
| 48 | #address-cells = <1>; |
| 49 | #size-cells = <0>; |
| 50 | |
| 51 | nfc@29 { |
| 52 | compatible = "nxp,nxp-nci-i2c"; |
| 53 | |
| 54 | reg = <0x29>; |
| 55 | |
| 56 | interrupt-parent = <&gpio1>; |
| 57 | interrupts = <29 IRQ_TYPE_LEVEL_HIGH>; |
| 58 | |
| 59 | enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>; |
| 60 | firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>; |
| 61 | }; |
| 62 | }; |