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serial: 8250_pci: Fill in rs485_supported for pci_fintek

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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/20220606100433.13793-12-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen
2022-06-06 13:04:08 +03:00
committed by Greg Kroah-Hartman
parent 6d345f7cf8
commit 456d523b1b
1 changed files with 6 additions and 0 deletions
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drivers/tty/serial/8250/8250_pci.c
+6
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@@ -1597,6 +1597,11 @@ static int pci_fintek_rs485_config(struct uart_port *port,
return 0;
}
static const struct serial_rs485 pci_fintek_rs485_supported = {
.flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND,
/* F81504/508/512 does not support RTS delay before or after send */
};
static int pci_fintek_setup(struct serial_private *priv,
const struct pciserial_board *board,
struct uart_8250_port *port, int idx)
@@ -1616,6 +1621,7 @@ static int pci_fintek_setup(struct serial_private *priv,
port->port.iotype = UPIO_PORT;
port->port.iobase = iobase;
port->port.rs485_config = pci_fintek_rs485_config;
port->port.rs485_supported = &pci_fintek_rs485_supported;
data = devm_kzalloc(&pdev->dev, sizeof(u8), GFP_KERNEL);
if (!data)