Documentation/devicetree/bindings/mmc/ingenic,mmc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/mmc/ingenic,mmc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Ingenic SoCs MMC Controller DT bindings
   8
   9 maintainers:
  10   - Paul Cercueil <paul@crapouillou.net>
  11
  12 allOf:
  13   - $ref: mmc-controller.yaml#
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - enum:
  19           - ingenic,jz4740-mmc
  20           - ingenic,jz4725b-mmc
  21           - ingenic,jz4760-mmc
  22           - ingenic,jz4775-mmc
  23           - ingenic,jz4780-mmc
  24           - ingenic,x1000-mmc
  25       - items:
  26           - const: ingenic,jz4770-mmc
  27           - const: ingenic,jz4760-mmc
  28
  29   reg:
  30     maxItems: 1
  31
  32   interrupts:
  33     maxItems: 1
  34
  35   clocks:
  36     maxItems: 1
  37
  38   clock-names:
  39     const: mmc
  40
  41   dmas:
  42     items:
  43       - description: DMA controller phandle and request line for RX
  44       - description: DMA controller phandle and request line for TX
  45
  46   dma-names:
  47     items:
  48       - const: rx
  49       - const: tx
  50
  51 required:
  52   - compatible
  53   - reg
  54   - interrupts
  55   - clocks
  56   - clock-names
  57   - dmas
  58   - dma-names
  59
  60 unevaluatedProperties: false
  61
  62 examples:
  63   - |
  64     #include <dt-bindings/clock/jz4780-cgu.h>
  65     #include <dt-bindings/dma/jz4780-dma.h>
  66     mmc0: mmc@13450000 {
  67       compatible = "ingenic,jz4780-mmc";
  68       reg = <0x13450000 0x1000>;
  69
  70       interrupt-parent = <&intc>;
  71       interrupts = <37>;
  72
  73       clocks = <&cgu JZ4780_CLK_MSC0>;
  74       clock-names = "mmc";
  75
  76       cap-sd-highspeed;
  77       cap-mmc-highspeed;
  78       cap-sdio-irq;
  79       dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>,
  80              <&dma JZ4780_DMA_MSC0_TX 0xffffffff>;
  81       dma-names = "rx", "tx";
  82     };