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+* ARM PrimeCell MultiMedia Card Interface (MMCI) PL180/1
+The ARM PrimeCell MMCI PL180 and PL181 provides an interface for
+reading and writing to MultiMedia and SD cards alike.
+This file documents differences between the core properties described
+by mmc.txt and the properties used by the mmci driver.
+Required properties:
+- compatible : contains "arm,pl18x", "arm,primecell".
+- arm,primecell-periphid : contains the PrimeCell Peripheral ID.
+Optional properties:
+- mmc-cap-mmc-highspeed : indicates whether MMC is high speed capable
+- mmc-cap-sd-highspeed : indicates whether SD is high speed capable