Add information on supported serial_rs485 features.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
drivers/tty/serial/max310x.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index a0b6ea52d133..9837f542a55a 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -1249,6 +1249,12 @@ static int max310x_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
}
#endif
+static const struct serial_rs485 max310x_rs485_supported = {
+ .flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND | SER_RS485_RX_DURING_TX,
+ .delay_rts_before_send = 1,
+ .delay_rts_after_send = 1,
+};
+
static int max310x_probe(struct device *dev, const struct max310x_devtype *devtype,
struct regmap *regmap, int irq)
{
@@ -1357,6 +1363,7 @@ static int max310x_probe(struct device *dev, const struct max310x_devtype *devty
s->p[i].port.membase = (void __iomem *)~0;
s->p[i].port.uartclk = uartclk;
s->p[i].port.rs485_config = max310x_rs485_config;
+ s->p[i].port.rs485_supported = &max310x_rs485_supported;
s->p[i].port.ops = &max310x_ops;
/* Disable all interrupts */
max310x_port_write(&s->p[i].port, MAX310X_IRQEN_REG, 0);
--
2.30.2
