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authorEddie Huang <eddie.huang@mediatek.com>2015-04-28 21:40:32 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-10 19:00:05 +0200
commit1c5841e832e2d7563c31de4946118e78baf573a3 (patch)
tree4bc2305c492fdb2d01f53c259f1e3968fd4f3e31 /include/linux
parentc1c325d703d347d967242efb8fef6a1c91a31aac (diff)
tty: serial: 8250: export early_serial8250_setup function
8250-like uart driver may call early_serial8250_setup to reuse 8250_early.c character output function. Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> Tested-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/serial_8250.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index 78097e7a330a..f0c68d88b6f4 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -137,6 +137,8 @@ extern int early_serial_setup(struct uart_port *port);
extern unsigned int serial8250_early_in(struct uart_port *port, int offset);
extern void serial8250_early_out(struct uart_port *port, int offset, int value);
+extern int early_serial8250_setup(struct earlycon_device *device,
+ const char *options);
extern void serial8250_do_set_termios(struct uart_port *port,
struct ktermios *termios, struct ktermios *old);
extern int serial8250_do_startup(struct uart_port *port);