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- * Freescale MXS MMC controller
- The Freescale MXS Synchronous Serial Ports (SSP) can act as a MMC controller
- to support MMC, SD, and SDIO types of memory cards.
- Required properties:
- - compatible: Should be "fsl,<chip>-mmc". The supported chips include
- imx23 and imx28.
- - reg: Should contain registers location and length
- - interrupts: Should contain ERROR and DMA interrupts
- - fsl,ssp-dma-channel: APBH DMA channel for the SSP
- - bus-width: Number of data lines, can be <1>, <4>, or <8>
- Optional properties:
- - wp-gpios: Specify GPIOs for write protection
- Examples:
- ssp0: ssp@80010000 {
- compatible = "fsl,imx28-mmc";
- reg = <0x80010000 2000>;
- interrupts = <96 82>;
- fsl,ssp-dma-channel = <0>;
- bus-width = <8>;
- };
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