| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [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/samsung,s3fwrn5.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Samsung S3FWRN5 NCI NFC Controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Krzysztof Kozlowski <krzk@kernel.org> |
| 11 | - Krzysztof Opasiak <k.opasiak@samsung.com> |
| 12 | |
| 13 | properties: |
| 14 | compatible: |
| 15 | const: samsung,s3fwrn5-i2c |
| 16 | |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 17 | en-gpios: |
| 18 | maxItems: 1 |
| 19 | description: |
| 20 | Output GPIO pin used for enabling/disabling the chip |
| 21 | |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 22 | interrupts: |
| 23 | maxItems: 1 |
| 24 | |
| 25 | reg: |
| 26 | maxItems: 1 |
| 27 | |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 28 | wake-gpios: |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 29 | maxItems: 1 |
| 30 | description: |
| 31 | Output GPIO pin used to enter firmware mode and sleep/wakeup control |
| 32 | |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 33 | s3fwrn5,en-gpios: |
| 34 | maxItems: 1 |
| 35 | deprecated: true |
| 36 | description: |
| 37 | Use en-gpios |
| 38 | |
| 39 | s3fwrn5,fw-gpios: |
| 40 | maxItems: 1 |
| 41 | deprecated: true |
| 42 | description: |
| 43 | Use wake-gpios |
| 44 | |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 45 | additionalProperties: false |
| 46 | |
| 47 | required: |
| 48 | - compatible |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 49 | - en-gpios |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 50 | - interrupts |
| 51 | - reg |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 52 | - wake-gpios |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 53 | |
| 54 | examples: |
| 55 | - | |
| 56 | #include <dt-bindings/gpio/gpio.h> |
| 57 | #include <dt-bindings/interrupt-controller/irq.h> |
| 58 | |
| 59 | i2c4 { |
| 60 | #address-cells = <1>; |
| 61 | #size-cells = <0>; |
| 62 | |
| 63 | s3fwrn5@27 { |
| 64 | compatible = "samsung,s3fwrn5-i2c"; |
| 65 | reg = <0x27>; |
| 66 | |
| 67 | interrupt-parent = <&gpa1>; |
| 68 | interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; |
| 69 | |
| Krzysztof Kozlowski | 3a9f89a | 2020-09-10 18:12:13 +0200 | [diff] [blame^] | 70 | en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>; |
| 71 | wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>; |
| Krzysztof Kozlowski | 07d20a6 | 2020-09-10 18:12:12 +0200 | [diff] [blame] | 72 | }; |
| 73 | }; |