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| author | Mark Brown <broonie@kernel.org> | 2024-03-13 18:22:15 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-03-13 18:22:15 +0000 |
| commit | e25293d9d92cce24aa4ca21b90064661fe4d3fcf (patch) | |
| tree | 50f45e19a3e397db28b6681d9bf3975f3c6dee8e /drivers/tty/serial/fsl_lpuart.c | |
| parent | 23fb6bc2696119391ec3a92ccaffe50e567c515e (diff) | |
| parent | e8f897f4afef0031fe618a8e94127a0934896aba (diff) | |
| download | linux-stable-e25293d9d92cce24aa4ca21b90064661fe4d3fcf.tar.gz linux-stable-e25293d9d92cce24aa4ca21b90064661fe4d3fcf.tar.bz2 linux-stable-e25293d9d92cce24aa4ca21b90064661fe4d3fcf.zip | |
ASoC: Merge up release
In order to apply additional fixes that depend on the fixes merged for
v6.8 merge up the final release.
Diffstat (limited to 'drivers/tty/serial/fsl_lpuart.c')
| -rw-r--r-- | drivers/tty/serial/fsl_lpuart.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 5ddf110aedbe..bbcbc91482af 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -2345,9 +2345,12 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, lpuart32_write(&sport->port, bd, UARTBAUD); lpuart32_serial_setbrg(sport, baud); - lpuart32_write(&sport->port, modem, UARTMODIR); - lpuart32_write(&sport->port, ctrl, UARTCTRL); + /* disable CTS before enabling UARTCTRL_TE to avoid pending idle preamble */ + lpuart32_write(&sport->port, modem & ~UARTMODIR_TXCTSE, UARTMODIR); /* restore control register */ + lpuart32_write(&sport->port, ctrl, UARTCTRL); + /* re-enable the CTS if needed */ + lpuart32_write(&sport->port, modem, UARTMODIR); if ((ctrl & (UARTCTRL_PE | UARTCTRL_M)) == UARTCTRL_PE) sport->is_cs7 = true; |