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author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2013-03-25 11:34:45 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-25 21:06:44 (GMT) |
commit | 9f1ca068ea9968e2bde4a2418d97fcd89005f4bf (patch) | |
tree | 3decdc75daf909524b07f549d064537fb7413547 | |
parent | 6a3f45dccfa3db4de43aabc2f75a337e878f9b4b (diff) | |
download | linux-fsl-qoriq-9f1ca068ea9968e2bde4a2418d97fcd89005f4bf.tar.xz |
serial: of_serial: Handle fifo-size property
This will reduce the need for extra types in 8250.c just
in case the fifo size differs from the standard.
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | Documentation/devicetree/bindings/tty/serial/of-serial.txt | 1 | ||||
-rw-r--r-- | drivers/tty/serial/of_serial.c | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/tty/serial/of-serial.txt b/Documentation/devicetree/bindings/tty/serial/of-serial.txt index 8f01cb1..c13f0ce 100644 --- a/Documentation/devicetree/bindings/tty/serial/of-serial.txt +++ b/Documentation/devicetree/bindings/tty/serial/of-serial.txt @@ -33,6 +33,7 @@ Optional properties: RTAS and should not be registered. - no-loopback-test: set to indicate that the port does not implements loopback test mode +- fifo-size: the fifo size of the UART. Example: diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c index b025d54..267711b 100644 --- a/drivers/tty/serial/of_serial.c +++ b/drivers/tty/serial/of_serial.c @@ -97,6 +97,10 @@ static int of_platform_serial_setup(struct platform_device *ofdev, if (of_property_read_u32(np, "reg-shift", &prop) == 0) port->regshift = prop; + /* Check for fifo size */ + if (of_property_read_u32(np, "fifo-size", &prop) == 0) + port->fifosize = prop; + port->irq = irq_of_parse_and_map(np, 0); port->iotype = UPIO_MEM; if (of_property_read_u32(np, "reg-io-width", &prop) == 0) { |