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Commit f87fa71e authored by Wolfgang Ocker's avatar Wolfgang Ocker Committed by Greg Kroah-Hartman
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serial: mxs-auart: support CMSPAR termios cflag 



If CMSPAR is set in the c_cflag of termios, "stick" parity is enabled.

Tested on an i.MX28 system

Signed-off-by: default avatarWolfgang Ocker <weo@reccoware.de>
Acked-by: default avatarStefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 11652fc7

drivers/tty/serial/mxs-auart.c

+3 −0
Original line number Diff line number Diff line
@@ -95,6 +95,7 @@ 
#define AUART_LINECTRL_BAUD_DIVFRAC_SHIFT	8

#define AUART_LINECTRL_BAUD_DIVFRAC_MASK	0x00003f00

#define AUART_LINECTRL_BAUD_DIVFRAC(v)		(((v) & 0x3f) << 8)

#define AUART_LINECTRL_SPS			(1 << 7)

#define AUART_LINECTRL_WLEN_MASK		0x00000060

#define AUART_LINECTRL_WLEN(v)			(((v) & 0x3) << 5)

#define AUART_LINECTRL_FEN			(1 << 4)
@@ -1014,6 +1015,8 @@ static void mxs_auart_settermios(struct uart_port *u, 
		ctrl |= AUART_LINECTRL_PEN;

		if ((cflag & PARODD) == 0)

			ctrl |= AUART_LINECTRL_EPS;

		if (cflag & CMSPAR)

			ctrl |= AUART_LINECTRL_SPS;

	}



	u->read_status_mask = AUART_STAT_OERR;