serial: 8250: omap: Use serial8250_em485_supported

8250_omap uses em485, fill in rs485_supported accordingly. This makes
RS485 work with 8250_omap again, which was broken with the introduction
of the RS485 config sanitization.

Fixes: be2e2cb1d2819 ("serial: Sanitize rs485_struct")
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Link: https://lore.kernel.org/r/20220916110955.161099-1-matthias.schiffer@ew.tq-group.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
index 0dcecbbc3967aa691756e9c3fbf6e919f79e9d75..f7fbef83583c8c004a4910317db897eeccfb714b 100644 (file)
--- a/drivers/tty/serial/8250/8250_omap.c
+++ b/drivers/tty/serial/8250/8250_omap.c
@@ -1334,6 +1334,7 @@ static int omap8250_probe(struct platform_device *pdev)
        up.port.throttle = omap_8250_throttle;
        up.port.unthrottle = omap_8250_unthrottle;
        up.port.rs485_config = serial8250_em485_config;
+       up.port.rs485_supported = serial8250_em485_supported;
        up.rs485_start_tx = serial8250_em485_start_tx;
        up.rs485_stop_tx = serial8250_em485_stop_tx;
        up.port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE);