linux/Documentation/devicetree/bindings/mmc/mxs-mmc.txt
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   1* Freescale MXS MMC controller
   2
   3The Freescale MXS Synchronous Serial Ports (SSP) can act as a MMC controller
   4to support MMC, SD, and SDIO types of memory cards.
   5
   6This file documents differences between the core properties in mmc.txt
   7and the properties used by the mxsmmc driver.
   8
   9Required properties:
  10- compatible: Should be "fsl,<chip>-mmc".  The supported chips include
  11  imx23 and imx28.
  12- interrupts: Should contain ERROR interrupt number
  13- dmas: DMA specifier, consisting of a phandle to DMA controller node
  14  and SSP DMA channel ID.
  15  Refer to dma.txt and fsl-mxs-dma.txt for details.
  16- dma-names: Must be "rx-tx".
  17
  18Examples:
  19
  20ssp0: ssp@80010000 {
  21        compatible = "fsl,imx28-mmc";
  22        reg = <0x80010000 2000>;
  23        interrupts = <96>;
  24        dmas = <&dma_apbh 0>;
  25        dma-names = "rx-tx";
  26        bus-width = <8>;
  27};
  28