serial: sh-sci: Add more Serial Port Register documentation

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Improve documentation for the (H)SCIF Serial Port Register:
  - Make it clear the RTS and CTS lines are active-low,
  - Document the bits related to the serial port's clock pin.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Geert Uytterhoeven 2016-06-03 12:00:06 +02:00 • committed by Greg Kroah-Hartman

parent abbf121fb6

commit ef5e90e8cc

1 changed files with 6 additions and 4 deletions

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drivers/tty/serial/sh-sci.h

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