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serial: fsl_lpuart: Fill in rs485_supported

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Add information on supported serial_rs485 features.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220606100433.13793-16-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-06-06 13:04:12 +03:00 committed by Greg Kroah-Hartman
parent af47c491e3
commit 07481f448b
1 changed files with 6 additions and 0 deletions
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6
drivers/tty/serial/fsl_lpuart.c
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@ -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)) {