From: Ilpo Järvinen Date: Mon, 6 Jun 2022 10:04:28 +0000 (+0300) Subject: serial: imx: Remove serial_rs485 sanitization X-Git-Tag: v6.0-rc1~64^2~100 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=55e18c6b6d426818032d5e0f9d88d87fd2a8ae30;p=thirdparty%2Fkernel%2Flinux.git serial: imx: Remove serial_rs485 sanitization The driver provides different rs485_supported for the case where RTS is not available making it unnecessary to handle it in imx_uart_rs485_config. Signed-off-by: Ilpo Järvinen Link: https://lore.kernel.org/r/20220606100433.13793-32-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 9d5f505008f7c..f4edde54175f6 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1913,10 +1913,6 @@ static int imx_uart_rs485_config(struct uart_port *port, struct imx_port *sport = (struct imx_port *)port; u32 ucr2; - /* RTS is required to control the transmitter */ - if (!sport->have_rtscts && !sport->have_rtsgpio) - rs485conf->flags &= ~SER_RS485_ENABLED; - if (rs485conf->flags & SER_RS485_ENABLED) { /* Enable receiver if low-active RTS signal is requested */ if (sport->have_rtscts && !sport->have_rtsgpio &&