Add information on supported serial_rs485 features.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
drivers/tty/serial/fsl_lpuart.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 509a7912fa9d..88692dc9eefa 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -2621,6 +2621,11 @@ static struct uart_driver lpuart_reg = {
.cons = LPUART_CONSOLE,
};
+static const struct serial_rs485 lpuart_rs485_supported = {
+ .flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND | SER_RS485_RTS_AFTER_SEND,
+ /* delay_rts_* and RX_DURING_TX are not supported */
+};
+
static int lpuart_probe(struct platform_device *pdev)
{
const struct lpuart_soc_data *sdata = of_device_get_match_data(&pdev->dev);
@@ -2660,6 +2665,7 @@ static int lpuart_probe(struct platform_device *pdev)
sport->port.rs485_config = lpuart32_config_rs485;
else
sport->port.rs485_config = lpuart_config_rs485;
+ sport->port.rs485_supported = &lpuart_rs485_supported;
sport->ipg_clk = devm_clk_get(&pdev->dev, "ipg");
if (IS_ERR(sport->ipg_clk)) {
--
2.30.2
