提交 75136d48 编写于 作者: M Markus Pietrek 提交者: Paul Mundt

serial: sh-sci: using correct fifo size for SCIF and SCIFA ports.

The sh-sci driver used the wrong fifosize for PORT_SCIFA and PORT_SCIF
ports. If an incorrect size is used, the serial core will enforce an
early shutdown on the port, especially with baudrates < 9600.
Signed-off-by: NMarkus Pietrek <Markus.Pietrek@emtrion.de>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>
上级 ea440783
......@@ -1052,7 +1052,18 @@ static void __devinit sci_init_single(struct platform_device *dev,
sci_port->port.ops = &sci_uart_ops;
sci_port->port.iotype = UPIO_MEM;
sci_port->port.line = index;
sci_port->port.fifosize = 1;
switch (p->type) {
case PORT_SCIFA:
sci_port->port.fifosize = 64;
break;
case PORT_SCIF:
sci_port->port.fifosize = 16;
break;
default:
sci_port->port.fifosize = 1;
break;
}
if (dev) {
sci_port->iclk = p->clk ? clk_get(&dev->dev, p->clk) : NULL;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册