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87 lines
1.4 KiB
87 lines
1.4 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/spi/allwinner,sun4i-a10-spi.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A10 SPI Controller Device Tree Bindings |
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allOf: |
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- $ref: "spi-controller.yaml" |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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"#address-cells": true |
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"#size-cells": true |
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compatible: |
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const: allwinner,sun4i-a10-spi |
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reg: |
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maxItems: 1 |
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interrupts: |
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maxItems: 1 |
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clocks: |
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items: |
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- description: Bus Clock |
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- description: Module Clock |
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clock-names: |
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items: |
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- const: ahb |
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- const: mod |
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dmas: |
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items: |
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- description: RX DMA Channel |
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- description: TX DMA Channel |
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dma-names: |
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items: |
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- const: rx |
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- const: tx |
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num-cs: true |
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patternProperties: |
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"^.*@[0-9a-f]+": |
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type: object |
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properties: |
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reg: |
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items: |
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minimum: 0 |
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maximum: 4 |
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spi-rx-bus-width: |
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const: 1 |
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spi-tx-bus-width: |
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const: 1 |
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required: |
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- compatible |
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- reg |
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- interrupts |
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- clocks |
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- clock-names |
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additionalProperties: false |
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examples: |
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- | |
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spi1: spi@1c06000 { |
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compatible = "allwinner,sun4i-a10-spi"; |
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reg = <0x01c06000 0x1000>; |
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interrupts = <11>; |
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clocks = <&ahb_gates 21>, <&spi1_clk>; |
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clock-names = "ahb", "mod"; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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}; |
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...
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