Documentation/devicetree/bindings/serial/cdns,uart.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/serial/cdns,uart.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/serial/cdns,uart.yaml
Extension
.yaml
Size
1643 bytes
Lines
83
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/serial/cdns,uart.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Cadence UART Controller

maintainers:
  - Michal Simek <michal.simek@amd.com>

properties:
  compatible:
    oneOf:
      - description: UART controller for Zynq-7xxx SoC
        items:
          - const: xlnx,xuartps
          - const: cdns,uart-r1p8
      - items:
          - enum:
              - axiado,ax3000-uart
              - xlnx,zynqmp-uart
          - const: cdns,uart-r1p12

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: uart_clk
      - const: pclk

  cts-override:
    description: |
      Override the CTS modem status signal. This signal will
      always be reported as active instead of being obtained
      from the modem status register. Define this if your serial
      port does not use this pin.
    type: boolean

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names

allOf:
  - $ref: serial.yaml#
  - $ref: rs485.yaml#
  - if:
      properties:
        compatible:
          contains:
            const: cdns,uart-r1p8
    then:
      properties:
        power-domains: false

Annotation

Implementation Notes