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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2017-09-13 10:18:27 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-09-18 18:36:25 +0200 |
| commit | ef838a81dd4de1e08454406812e42d7b9b417c4d (patch) | |
| tree | f4b6199f8e7add38f65e5dd62a0c425db7c9fec2 /include/linux/serial_core.h | |
| parent | c45e2d2547cb2ba0ee8391d8cb2fd2f7cdc016f5 (diff) | |
| download | lwn-ef838a81dd4de1e08454406812e42d7b9b417c4d.tar.gz lwn-ef838a81dd4de1e08454406812e42d7b9b417c4d.zip | |
serial: Add common rs485 device tree parsing function
Several drivers have the same device tree parsing code. Create
a common helper function for it.
This patch bases on work done by Sascha Hauer.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/serial_core.h')
| -rw-r--r-- | include/linux/serial_core.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 5553e04e59c9..37b044e78333 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -501,4 +501,9 @@ static inline int uart_handle_break(struct uart_port *port) (cflag) & CRTSCTS || \ !((cflag) & CLOCAL)) +/* + * Common device tree parsing helpers + */ +void of_get_rs485_mode(struct device_node *np, struct serial_rs485 *rs485conf); + #endif /* LINUX_SERIAL_CORE_H */ |