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-* ARM PrimeCell MultiMedia Card Interface (MMCI) PL180/1
-
-The ARM PrimeCell MMCI PL180 and PL181 provides and interface for
-reading and writing to MultiMedia and SD cards alike.
-
-Required properties:
-- compatible : contains "arm,pl18x", "arm,primecell".
-- reg : contains pl18x registers and length.
-- interrupts : contains the device IRQ(s).
-- arm,primecell-periphid : contains the PrimeCell Peripheral ID.
-
-Optional properties:
-- wp-gpios : contains any write protect (ro) gpios
-- cd-gpios : contains any card detection gpios
-- cd-inverted : indicates whether the cd gpio is inverted
-- max-frequency : contains the maximum operating frequency
-- bus-width : number of data lines, can be <1>, <4>, or <8>
-- mmc-cap-mmc-highspeed : indicates whether MMC is high speed capable
-- mmc-cap-sd-highspeed : indicates whether SD is high speed capable