diff options
| -rw-r--r-- | drivers/tty/serial/samsung_tty.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 23cabdab44ff..a2d07e05c502 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -1951,7 +1951,7 @@ static int s3c24xx_serial_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct s3c24xx_uart_port *ourport; int index = probe_index; - int ret, prop = 0; + int ret, prop = 0, fifosize_prop = 1; if (np) { ret = of_alias_get_id(np, "serial"); @@ -1991,8 +1991,8 @@ static int s3c24xx_serial_probe(struct platform_device *pdev) ourport->port.iotype = ourport->info->iotype; if (np) { - of_property_read_u32(np, - "samsung,uart-fifosize", &ourport->port.fifosize); + fifosize_prop = of_property_read_u32(np, "samsung,uart-fifosize", + &ourport->port.fifosize); if (of_property_read_u32(np, "reg-io-width", &prop) == 0) { switch (prop) { @@ -2010,10 +2010,13 @@ static int s3c24xx_serial_probe(struct platform_device *pdev) } } - if (ourport->drv_data->fifosize[index]) - ourport->port.fifosize = ourport->drv_data->fifosize[index]; - else if (ourport->info->fifosize) - ourport->port.fifosize = ourport->info->fifosize; + if (fifosize_prop) { + if (ourport->drv_data->fifosize[index]) + ourport->port.fifosize = ourport->drv_data->fifosize[index]; + else if (ourport->info->fifosize) + ourport->port.fifosize = ourport->info->fifosize; + } + ourport->port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_SAMSUNG_CONSOLE); /* |