diff options
| -rw-r--r-- | drivers/tty/serial/8250/8250_early.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c index 180143ce77ce..3b3dbdc1b73e 100644 --- a/drivers/tty/serial/8250/8250_early.c +++ b/drivers/tty/serial/8250/8250_early.c @@ -149,3 +149,24 @@ EARLYCON_DECLARE(uart8250, early_serial8250_setup); EARLYCON_DECLARE(uart, early_serial8250_setup); OF_EARLYCON_DECLARE(ns16550, "ns16550", early_serial8250_setup); OF_EARLYCON_DECLARE(ns16550a, "ns16550a", early_serial8250_setup); + +#ifdef CONFIG_SERIAL_8250_OMAP + +static int __init early_omap8250_setup(struct earlycon_device *device, + const char *options) +{ + struct uart_port *port = &device->port; + + if (!(device->port.membase || device->port.iobase)) + return -ENODEV; + + port->regshift = 2; + device->con->write = early_serial8250_write; + return 0; +} + +OF_EARLYCON_DECLARE(omap8250, "ti,omap2-uart", early_omap8250_setup); +OF_EARLYCON_DECLARE(omap8250, "ti,omap3-uart", early_omap8250_setup); +OF_EARLYCON_DECLARE(omap8250, "ti,omap4-uart", early_omap8250_setup); + +#endif |