Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-sha.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-sha.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-sha.yaml
Extension
.yaml
Size
1484 bytes
Lines
68
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)
# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/atmel,at91sam9g46-sha.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Atmel Secure Hash Algorithm (SHA) HW cryptographic accelerator

maintainers:
  - Tudor Ambarus <tudor.ambarus@linaro.org>

properties:
  compatible:
    oneOf:
      - const: atmel,at91sam9g46-sha
      - items:
          - enum:
              - microchip,lan9691-sha
              - microchip,sam9x7-sha
              - microchip,sama7d65-sha
          - const: atmel,at91sam9g46-sha

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  clock-names:
    const: sha_clk

  dmas:
    maxItems: 1
    description: TX DMA Channel

  dma-names:
    const: tx

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

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/at91.h>
    #include <dt-bindings/dma/at91.h>

    sha: crypto@e1814000 {
      compatible = "atmel,at91sam9g46-sha";
      reg = <0xe1814000 0x100>;
      interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&pmc PMC_TYPE_PERIPHERAL 83>;
      clock-names = "sha_clk";
      dmas = <&dma0 AT91_XDMAC_DT_PERID(48)>;
      dma-names = "tx";
    };

Annotation

Implementation Notes