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SERIAL: omap: allow hardware assisted IXANY mode to be disabled

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Nothing was clearing the UART_MCR_XONANY bit, so once the ixany
mode gets set, there's no possibility to disable it.  Clear this
bit when IXANY mode is cleared.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2012-10-06 00:11:16 +01:00
parent 0d5b166395
commit da5d01f23b
1 changed files with 2 additions and 0 deletions
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2
drivers/tty/serial/omap-serial.c
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@ -698,6 +698,8 @@ serial_omap_configure_xonxoff
*/
if (termios->c_iflag & IXANY)
up->mcr |= UART_MCR_XONANY;
else
up->mcr &= ~UART_MCR_XONANY;
serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);