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of: earlycon: Add options string handling

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Pass-through any options string in the 'stdout-path' property to the
earlycon "driver" setup.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2016-01-16 15:23:42 -08:00 • committed by Greg Kroah-Hartman
parent 05d961320b
commit 4d118c9a86
3 changed files with 15 additions and 8 deletions
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3
include/linux/serial_core.h
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@ -359,7 +359,8 @@ extern const struct earlycon_id __earlycon_table_end[];
#define EARLYCON_DECLARE(_name, fn) OF_EARLYCON_DECLARE(_name, "", fn)
extern int setup_earlycon(char *buf);
extern int of_setup_earlycon(unsigned long addr, const struct earlycon_id *match);
extern int of_setup_earlycon(unsigned long addr, const struct earlycon_id *match,
const char *options);
struct uart_port *uart_get_console(struct uart_port *ports, int nr,
struct console *c);