| 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/davicom,dm9051.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Davicom DM9051 SPI Ethernet Controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Joseph CHANG <josright123@gmail.com> |
| 11 | |
| 12 | description: | |
| 13 | The DM9051 is a fully integrated and cost-effective low pin count single |
| 14 | chip Fast Ethernet controller with a Serial Peripheral Interface (SPI). |
| 15 | |
| 16 | allOf: |
| 17 | - $ref: ethernet-controller.yaml# |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: davicom,dm9051 |
| 22 | |
| 23 | reg: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | spi-max-frequency: |
| 27 | maximum: 45000000 |
| 28 | |
| 29 | interrupts: |
| 30 | maxItems: 1 |
| 31 | |
| 32 | local-mac-address: true |
| 33 | |
| 34 | mac-address: true |
| 35 | |
| 36 | required: |
| 37 | - compatible |
| 38 | - reg |
| 39 | - spi-max-frequency |
| 40 | - interrupts |
| 41 | |
| 42 | additionalProperties: false |
| 43 | |
| 44 | examples: |
| 45 | # Raspberry Pi platform |
| 46 | - | |
| 47 | /* for Raspberry Pi with pin control stuff for GPIO irq */ |
| 48 | #include <dt-bindings/interrupt-controller/irq.h> |
| 49 | #include <dt-bindings/gpio/gpio.h> |
| 50 | spi { |
| 51 | #address-cells = <1>; |
| 52 | #size-cells = <0>; |
| 53 | |
| 54 | ethernet@0 { |
| 55 | compatible = "davicom,dm9051"; |
| 56 | reg = <0>; /* spi chip select */ |
| 57 | local-mac-address = [00 00 00 00 00 00]; |
| 58 | interrupt-parent = <&gpio>; |
| 59 | interrupts = <26 IRQ_TYPE_LEVEL_LOW>; |
| 60 | spi-max-frequency = <31200000>; |
| 61 | }; |
| 62 | }; |