Re: [PATCH 5/5] tty: amba-pl011: Add earlycon support for SBSA UART

From: Greg Kroah-Hartman
Date: Tue Sep 27 2016 - 06:58:01 EST


On Sat, Sep 24, 2016 at 05:14:25PM +0800, Kefeng Wang wrote:
> Declare an OF early console for SBSA UART so that the early console device
> can be specified via the "stdout-path" property in device-tree.
>
> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
> ---
> drivers/tty/serial/amba-pl011.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
> index 7d9b291..3688d3b 100644
> --- a/drivers/tty/serial/amba-pl011.c
> +++ b/drivers/tty/serial/amba-pl011.c
> @@ -2330,6 +2330,7 @@ static int __init pl011_early_console_setup(struct earlycon_device *device,
> return 0;
> }
> OF_EARLYCON_DECLARE(pl011, "arm,pl011", pl011_early_console_setup);
> +OF_EARLYCON_DECLARE(pl011, "arm,sbsa-uart", pl011_early_console_setup);

Why do you need another option for the same thing?

confused,

greg k-h