54 lines
1023 B
YAML
54 lines
1023 B
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/dma/st,stm32-dmamux.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: STMicroelectronics STM32 DMA MUX (DMA request router)
|
|
|
|
maintainers:
|
|
- Amelie Delaunay <amelie.delaunay@foss.st.com>
|
|
|
|
allOf:
|
|
- $ref: dma-router.yaml#
|
|
|
|
properties:
|
|
"#dma-cells":
|
|
const: 3
|
|
|
|
compatible:
|
|
const: st,stm32h7-dmamux
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
maxItems: 1
|
|
|
|
resets:
|
|
maxItems: 1
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- dma-masters
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/interrupt-controller/arm-gic.h>
|
|
#include <dt-bindings/clock/stm32mp1-clks.h>
|
|
#include <dt-bindings/reset/stm32mp1-resets.h>
|
|
dma-router@40020800 {
|
|
compatible = "st,stm32h7-dmamux";
|
|
reg = <0x40020800 0x3c>;
|
|
#dma-cells = <3>;
|
|
dma-requests = <128>;
|
|
dma-channels = <16>;
|
|
dma-masters = <&dma1>, <&dma2>;
|
|
clocks = <&timer_clk>;
|
|
};
|
|
|
|
...
|