serial: sh-sci: Add support for optional BRG on (H)SCIF
authorGeert Uytterhoeven <geert+renesas@glider.be>
Wed, 18 Nov 2015 10:25:53 +0000 (11:25 +0100)
committerGeert Uytterhoeven <geert+renesas@glider.be>
Thu, 17 Dec 2015 10:19:00 +0000 (11:19 +0100)
commit1270f86517f342f455dc146b1b321a18d3a274f9
treec4bb94870cf0f68b12b7f8743ad2bbb5d7beac46
parent6af27bf299e2d66ade25f278f0c13d51007e9879
serial: sh-sci: Add support for optional BRG on (H)SCIF

Add support for using the Baud Rate Generator for External Clock (BRG), as
found on some SCIF and HSCIF variants, to provide the sampling clock.
This can improve baud rate range and accuracy.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/sh-sci.c
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