From 49b47dfcef1353cd28eac8f64170e75d28ce4311 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Sun, 14 Jul 2013 23:18:57 +0200 Subject: [PATCH 29/57] serial: of: allow au1x00 and rt288x to load from OF In order to make serial_8250 loadable via OF on Au1x00 and Ralink WiSoC we need to default the iotype to UPIO_AU. Signed-off-by: John Crispin --- drivers/tty/serial/of_serial.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/tty/serial/of_serial.c +++ b/drivers/tty/serial/of_serial.c @@ -102,7 +102,10 @@ static int of_platform_serial_setup(stru port->fifosize = prop; port->irq = irq_of_parse_and_map(np, 0); - port->iotype = UPIO_MEM; + if (of_device_is_compatible(np, "ralink,rt2880-uart")) + port->iotype = UPIO_AU; + else + port->iotype = UPIO_MEM; if (of_property_read_u32(np, "reg-io-width", &prop) == 0) { switch (prop) { case 1: