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54 lines
1.0 KiB
54 lines
1.0 KiB
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/dma/st,stm32-dmamux.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: STMicroelectronics STM32 DMA MUX (DMA request router) bindings |
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maintainers: |
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- Amelie Delaunay <[email protected]> |
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allOf: |
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- $ref: "dma-router.yaml#" |
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properties: |
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"#dma-cells": |
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const: 3 |
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compatible: |
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const: st,stm32h7-dmamux |
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reg: |
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maxItems: 1 |
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clocks: |
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maxItems: 1 |
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resets: |
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maxItems: 1 |
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required: |
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- compatible |
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- reg |
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- dma-masters |
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unevaluatedProperties: false |
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examples: |
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- | |
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#include <dt-bindings/interrupt-controller/arm-gic.h> |
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#include <dt-bindings/clock/stm32mp1-clks.h> |
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#include <dt-bindings/reset/stm32mp1-resets.h> |
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dma-router@40020800 { |
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compatible = "st,stm32h7-dmamux"; |
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reg = <0x40020800 0x3c>; |
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#dma-cells = <3>; |
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dma-requests = <128>; |
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dma-channels = <16>; |
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dma-masters = <&dma1 &dma2>; |
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clocks = <&timer_clk>; |
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}; |
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... |
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