diff options
Diffstat (limited to 'drivers/tty/serial/max310x.c')
| -rw-r--r-- | drivers/tty/serial/max310x.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index 0f7c5908fee0..7b0c1351d75e 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -1259,6 +1259,12 @@ 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, const struct max310x_if_cfg *if_cfg, struct regmap *regmaps[], int irq) @@ -1366,6 +1372,7 @@ 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; s->p[i].regmap = regmaps[i]; |