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serial: pl011: add mark/space parity support

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PL011 UART has hardware mark/space parity ability, this trivial patch adds support for it.
Tested on Raspberry Pi v1, v2 (BCM2835 and BCM2836)

Signed-off-by: Ed Spiridonov <edo.rus@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ed Spiridonov 2016-03-04 08:11:53 +03:00 committed by Greg Kroah-Hartman
parent 0607616d93
commit bb70002cb7
1 changed files with 2 additions and 0 deletions
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2
drivers/tty/serial/amba-pl011.c
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@ -1947,6 +1947,8 @@ pl011_set_termios(struct uart_port *port, struct ktermios *termios,
lcr_h |= UART01x_LCRH_PEN;
if (!(termios->c_cflag & PARODD))
lcr_h |= UART01x_LCRH_EPS;
if (termios->c_cflag & CMSPAR)
lcr_h |= UART011_LCRH_SPS;
}
if (uap->fifosize > 1)
lcr_h |= UART01x_LCRH_FEN;