diff options
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/uartlite.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c index 047099b14cee..a1b9264498e2 100644 --- a/drivers/tty/serial/uartlite.c +++ b/drivers/tty/serial/uartlite.c @@ -561,16 +561,15 @@ static void early_uartlite_putc(struct uart_port *port, int c) * This limit is pretty arbitrary, unless we are at about 10 baud * we'll never timeout on a working UART. */ - unsigned retries = 1000000; - /* read status bit - 0x8 offset */ - while (--retries && (readl(port->membase + 8) & (1 << 3))) + + while (--retries && + (readl(port->membase + ULITE_STATUS) & ULITE_STATUS_TXFULL)) ; /* Only attempt the iowrite if we didn't timeout */ - /* write to TX_FIFO - 0x4 offset */ if (retries) - writel(c & 0xff, port->membase + 4); + writel(c & 0xff, port->membase + ULITE_TX); } static void early_uartlite_write(struct console *console, |