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