David Brownell 6395bee7e9 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>
2008-04-08 18:25:53 -07:00
..
2007-07-17 10:23:04 -07:00
2008-04-08 18:25:53 -07:00
2007-05-08 11:15:15 -07:00