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[ARM] orion5x: accelerate NAND on the TS-78xx
authorAlexander Clouter <alex@digriz.org.uk>
Sat, 8 Jan 2011 11:55:25 +0000 (11:55 +0000)
committerNicolas Pitre <nico@fluxnic.net>
Thu, 3 Mar 2011 20:53:34 +0000 (15:53 -0500)
The NAND supports 32bit reads and writes so lets stop shunting 8bit
chunks across the bus.

Doing a dumb 'dd' benchmark, this increases performance roughly like so:
 * read: 1.3MB/s to 3.4MB/s
 * write: 614kB/s to 882kB/s

Signed-off-by: Alexander Clouter <alex@digriz.org.uk>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>

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