On Thu, Dec 24, 2015 at 09:49:48AM -0600, Timur Tabi wrote:
> The REG_x macros are indices into a table, not register offsets. Since
> earlycon does not have access to the vendor data, we can currently only
> support standard ARM PL011 devices.
>
> Signed-off-by: Timur Tabi <timur@xxxxxxxxxxxxxx>
> ---
> drivers/tty/serial/amba-pl011.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
> index f6ad383..06f827a 100644
> --- a/drivers/tty/serial/amba-pl011.c
> +++ b/drivers/tty/serial/amba-pl011.c
> @@ -2302,10 +2302,10 @@ static struct console amba_console = {
>
> static void pl011_putc(struct uart_port *port, int c)
> {
> - while (readl(port->membase + REG_FR) & UART01x_FR_TXFF)
> + while (readl(port->membase + UART01x_FR) & UART01x_FR_TXFF)
> ;
> - writeb(c, port->membase + REG_DR);
> - while (readl(port->membase + REG_FR) & UART01x_FR_BUSY)
> + writeb(c, port->membase + UART01x_DR);
> + while (readl(port->membase + UART01x_FR) & UART011_FR_BUSY)
We will meet the compiler error, since there is no UART011_FR_BUSY.
Please test it before you send it out :)
thanks
Huang Shijie
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