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authorDavid Brownell <david-b@pacbell.net>2008-04-09 02:41:58 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-09 03:25:53 +0200
commit6395bee7e92bf34e95dc67c1da5acc30e8b98244 (patch)
tree98a5f30911f1b28f1b9c921b9112f199fb044c43 /drivers/spi
parentspi: spi_bfin5xx: fix probe() sequencing (diff)
downloadlinux-6395bee7e92bf34e95dc67c1da5acc30e8b98244.tar.xz
linux-6395bee7e92bf34e95dc67c1da5acc30e8b98244.zip
spi: documentation tweaks
Update SPI documentation to clarify some areas of recent confusion: clock polarity takes effect when chipselect goes active; and zero length buffers are OK in certain cases. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/spi')
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