On Thu, Sep 08, 2016 at 11:12:19AM -0500, tthayer@xxxxxxxxxxxxxxxxxxxxx wrote:
> From: Thor Thayer <tthayer@xxxxxxxxxxxxxxxxxxxxx>
>
> Initialize the tx_loadsz parameter if it is defined in the
> device tree.
>
> Signed-off-by: Thor Thayer <tthayer@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/tty/serial/8250/8250_of.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/tty/serial/8250/8250_of.c b/drivers/tty/serial/8250/8250_of.c
> index 38963d7..3e4be2f 100644
> --- a/drivers/tty/serial/8250/8250_of.c
> +++ b/drivers/tty/serial/8250/8250_of.c
> @@ -195,6 +195,7 @@ static int of_platform_serial_probe(struct platform_device *ofdev)
> switch (port_type) {
> case PORT_8250 ... PORT_MAX_8250:
> {
> + u32 prop;
> struct uart_8250_port port8250;
> memset(&port8250, 0, sizeof(port8250));
> port8250.port = port;
> @@ -202,6 +203,11 @@ static int of_platform_serial_probe(struct platform_device *ofdev)
> if (port.fifosize)
> port8250.capabilities = UART_CAP_FIFO;
>
> + /* Check for TX fifo load size */
> + if (of_property_read_u32(ofdev->dev.of_node,
> + "tx-loadsz", &prop) == 0)
> + port8250.tx_loadsz = prop;
This can be simplified to:
of_property_read_u32(ofdev->dev.of_node, "tx-loadsz", &port8250.tx_loadsz);
> +
> if (of_property_read_bool(ofdev->dev.of_node,
> "auto-flow-control"))
> port8250.capabilities |= UART_CAP_AFE;
> --
> 1.7.9.5
>
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