Documentation/devicetree/bindings/spi/qcom,spi-qpic-snand.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/spi/qcom,spi-qpic-snand.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/spi/qcom,spi-qpic-snand.yaml
Extension
.yaml
Size
2059 bytes
Lines
91
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/spi/qcom,spi-qpic-snand.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm QPIC NAND controller

maintainers:
  - Md sadre Alam <quic_mdalam@quicinc.com>

description:
  The QCOM QPIC-SPI-NAND flash controller is an extended version of
  the QCOM QPIC NAND flash controller. It can work both in serial
  and parallel mode. It supports typical SPI-NAND page cache
  operations in single, dual or quad IO mode with pipelined ECC
  encoding/decoding using the QPIC ECC HW engine.

allOf:
  - $ref: /schemas/spi/spi-controller.yaml#

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - qcom,ipq5018-snand
              - qcom,ipq5210-snand
              - qcom,ipq5332-snand
              - qcom,ipq5424-snand
          - const: qcom,ipq9574-snand
      - const: qcom,ipq9574-snand

  reg:
    maxItems: 1

  clocks:
    maxItems: 3

  clock-names:
    items:
      - const: core
      - const: aon
      - const: iom

  dmas:
    items:
      - description: tx DMA channel
      - description: rx DMA channel
      - description: cmd DMA channel

  dma-names:
    items:
      - const: tx
      - const: rx
      - const: cmd

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

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,ipq9574-gcc.h>
    spi@79b0000 {
        compatible = "qcom,ipq9574-snand";

Annotation

Implementation Notes