2023-08-30 17:31:07 +02:00
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# 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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$id: http://devicetree.org/schemas/serial/fsl-lpuart.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Freescale low power universal asynchronous receiver/transmitter (lpuart)
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maintainers:
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- Fugang Duan <fugang.duan@nxp.com>
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allOf:
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- $ref: rs485.yaml#
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- $ref: serial.yaml#
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properties:
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compatible:
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oneOf:
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- enum:
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- fsl,vf610-lpuart
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- fsl,ls1021a-lpuart
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- fsl,ls1028a-lpuart
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- fsl,imx7ulp-lpuart
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- fsl,imx8qxp-lpuart
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- fsl,imxrt1050-lpuart
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- items:
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- enum:
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- fsl,imx93-lpuart
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- fsl,imx8ulp-lpuart
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- const: fsl,imx7ulp-lpuart
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- items:
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- enum:
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- fsl,imx8qm-lpuart
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- fsl,imx8dxl-lpuart
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- const: fsl,imx8qxp-lpuart
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- items:
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- const: fsl,imxrt1050-lpuart
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- const: fsl,imxrt1170-lpuart
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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: ipg clock
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- description: baud clock
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minItems: 1
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clock-names:
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items:
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- const: ipg
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- const: baud
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minItems: 1
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dmas:
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items:
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- description: DMA controller phandle and request line for RX
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- description: DMA controller phandle and request line for TX
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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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2023-10-24 12:59:35 +02:00
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power-domains:
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maxItems: 1
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2023-08-30 17:31:07 +02:00
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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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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/vf610-clock.h>
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serial@40027000 {
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compatible = "fsl,vf610-lpuart";
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reg = <0x40027000 0x1000>;
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interrupts = <0 61 0x00>;
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clocks = <&clks VF610_CLK_UART0>;
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clock-names = "ipg";
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dmas = <&edma0 0 2>, <&edma0 0 3>;
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dma-names = "rx","tx";
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};
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