Documentation/devicetree/bindings/gpio/blaize,blzp1600-gpio.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/gpio/blaize,blzp1600-gpio.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/gpio/blaize,blzp1600-gpio.yaml
Extension
.yaml
Size
1597 bytes
Lines
78
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 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/blaize,blzp1600-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Blaize BLZP1600 GPIO controller

description:
  Blaize BLZP1600 GPIO controller is an implementation of the VeriSilicon
  APB GPIO v0.2 IP block. It has 32 ports each of which are intended to be
  represented as child nodes with the generic GPIO-controller properties
  as described in this binding's file.

maintainers:
  - Nikolaos Pasaloukos <nikolaos.pasaloukos@blaize.com>
  - James Cowgill <james.cowgill@blaize.com>
  - Matt Redfearn <matt.redfearn@blaize.com>
  - Neil Jones <neil.jones@blaize.com>

properties:
  $nodename:
    pattern: "^gpio@[0-9a-f]+$"

  compatible:
    enum:
      - blaize,blzp1600-gpio

  reg:
    maxItems: 1

  gpio-controller: true

  '#gpio-cells':
    const: 2

  ngpios:
    default: 32
    minimum: 1
    maximum: 32

  interrupts:
    maxItems: 1

  gpio-line-names: true

  interrupt-controller: true

  '#interrupt-cells':
    const: 2

required:
  - compatible
  - reg
  - gpio-controller
  - '#gpio-cells'

dependencies:
  interrupt-controller: [ interrupts ]

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    gpio: gpio@4c0000 {
      compatible = "blaize,blzp1600-gpio";
      reg = <0x004c0000 0x1000>;
      gpio-controller;

Annotation

Implementation Notes