hc
2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/ingenic,mmc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
 
title: Ingenic SoCs MMC Controller DT bindings
 
maintainers:
  - Paul Cercueil <paul@crapouillou.net>
 
allOf:
  - $ref: mmc-controller.yaml#
 
properties:
  compatible:
    oneOf:
      - enum:
          - ingenic,jz4740-mmc
          - ingenic,jz4725b-mmc
          - ingenic,jz4760-mmc
          - ingenic,jz4780-mmc
          - ingenic,x1000-mmc
      - items:
          - const: ingenic,jz4770-mmc
          - const: ingenic,jz4760-mmc
 
  reg:
    maxItems: 1
 
  interrupts:
    maxItems: 1
 
  clocks:
    maxItems: 1
 
  clock-names:
    const: mmc
 
  dmas:
    items:
      - description: DMA controller phandle and request line for RX
      - description: DMA controller phandle and request line for TX
 
  dma-names:
    items:
      - const: rx
      - const: tx
 
required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - dmas
  - dma-names
 
unevaluatedProperties: false
 
examples:
  - |
    #include <dt-bindings/clock/jz4780-cgu.h>
    #include <dt-bindings/dma/jz4780-dma.h>
    mmc0: mmc@13450000 {
      compatible = "ingenic,jz4780-mmc";
      reg = <0x13450000 0x1000>;
 
      interrupt-parent = <&intc>;
      interrupts = <37>;
 
      clocks = <&cgu JZ4780_CLK_MSC0>;
      clock-names = "mmc";
 
      cap-sd-highspeed;
      cap-mmc-highspeed;
      cap-sdio-irq;
      dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>,
             <&dma JZ4780_DMA_MSC0_TX 0xffffffff>;
      dma-names = "rx", "tx";
    };