Documentation/devicetree/bindings/mmc/brcm,iproc-sdhci.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/mmc/brcm,iproc-sdhci.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/mmc/brcm,iproc-sdhci.yaml
Extension
.yaml
Size
1419 bytes
Lines
70
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
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/brcm,iproc-sdhci.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Broadcom IPROC SDHCI controller

maintainers:
  - Ray Jui <ray.jui@broadcom.com>
  - Scott Branden <scott.branden@broadcom.com>
  - Nicolas Saenz Julienne <nsaenz@kernel.org>

allOf:
  - $ref: mmc-controller.yaml#

properties:
  compatible:
    enum:
      - brcm,bcm2835-sdhci
      - brcm,bcm2711-emmc2
      - brcm,sdhci-iproc-cygnus
      - brcm,sdhci-iproc
      - brcm,bcm7211a0-sdhci

  reg:
    minItems: 1

  dma-coherent: true

  interrupts:
    maxItems: 1

  iommus:
    maxItems: 1

  clocks:
    maxItems: 1
    description:
      Handle to core clock for the sdhci controller.

  sdhci,auto-cmd12:
    type: boolean
    description: Specifies that controller should use auto CMD12

required:
  - compatible
  - reg
  - interrupts
  - clocks

unevaluatedProperties: false

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

    mmc@18041000 {
      compatible = "brcm,sdhci-iproc-cygnus";
      reg = <0x18041000 0x100>;
      interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&lcpll0_clks BCM_CYGNUS_LCPLL0_SDIO_CLK>;
      bus-width = <4>;
      sdhci,auto-cmd12;
      no-1-8-v;
    };
...

Annotation

Implementation Notes