kernel/Documentation/devicetree/bindings/serial/fsl-mxs-auart.yaml
2024-07-22 17:22:30 +08:00

92 lines
1.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/serial/fsl-mxs-auart.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Freescale MXS Application UART (AUART)
maintainers:
- Fabio Estevam <festevam@gmail.com>
allOf:
- $ref: "serial.yaml"
properties:
compatible:
enum:
- fsl,imx23-auart
- fsl,imx28-auart
- alphascale,asm9260-auart
reg:
maxItems: 1
interrupts:
maxItems: 1
dmas:
items:
- description: DMA controller phandle and request line for RX
- description: DMA controller phandle and request line for TX
dma-names:
items:
- const: rx
- const: tx
clocks:
items:
- description: mod clock
- description: ahb clock
minItems: 1
clock-names:
items:
- const: mod
- const: ahb
minItems: 1
uart-has-rtscts: true
rts-gpios: true
cts-gpios: true
dtr-gpios: true
dsr-gpios: true
rng-gpios: true
dcd-gpios: true
if:
properties:
compatible:
contains:
enum:
- alphascale,asm9260-auart
then:
required:
- clocks
- clock-names
required:
- compatible
- reg
- interrupts
- dmas
- dma-names
unevaluatedProperties: false
examples:
- |
aliases {
serial0 = &auart0;
};
auart0: serial@8006a000 {
compatible = "fsl,imx28-auart";
reg = <0x8006a000 0x2000>;
interrupts = <112>;
dmas = <&dma_apbx 8>, <&dma_apbx 9>;
dma-names = "rx", "tx";
clocks = <&clks 45>;
};