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From: Sascha Hauer <sha@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 5/8] serial: imx: add $global.bootm.earlycon fixup support
Date: Mon, 23 May 2022 13:04:05 +0200	[thread overview]
Message-ID: <20220523110405.GN25578@pengutronix.de> (raw)
In-Reply-To: <20220523092526.791716-5-a.fatoum@pengutronix.de>

On Mon, May 23, 2022 at 11:25:23AM +0200, Ahmad Fatoum wrote:
> Allow barebox compute a suitable earlycon parameter.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>  drivers/serial/serial_imx.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/serial/serial_imx.c b/drivers/serial/serial_imx.c
> index 6a933c930e9b..cf9c3f02a7ef 100644
> --- a/drivers/serial/serial_imx.c
> +++ b/drivers/serial/serial_imx.c
> @@ -234,6 +234,8 @@ static int imx_serial_probe(struct device_d *dev)
>  	cdev->flush = imx_serial_flush;
>  	cdev->setbrg = imx_serial_setbaudrate;
>  	cdev->linux_console_name = "ttymxc";
> +	cdev->linux_earlycon_name = "ec_imx6q";

"ec_imx6q" sounds wrong for the older i.MX SoCs. I don't know how
OF_EARLYCON_DECLARE works, but this:

OF_EARLYCON_DECLARE(ec_imx6q, "fsl,imx6q-uart", imx_console_early_setup);
OF_EARLYCON_DECLARE(ec_imx21, "fsl,imx21-uart", imx_console_early_setup);

looks like it matches a device tree compatible entry. For the older SoCs
you should likely use "ec_imx21".

Anyway, plain "earlycon" just works, why the hassle?

Sascha

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  reply	other threads:[~2022-05-23 11:49 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-23  9:25 [PATCH 1/8] console: add new $global.bootm.earlycon parameter Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 2/8] serial: ns16550: add $global.bootm.earlycon fixup support Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 3/8] serial: amba-pl011: " Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 4/8] serial: atmel: " Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 5/8] serial: imx: " Ahmad Fatoum
2022-05-23 11:04   ` Sascha Hauer [this message]
2022-05-23 11:10     ` Ahmad Fatoum
2022-05-23 11:25       ` Sascha Hauer
2022-05-24  7:35         ` Ahmad Fatoum
2022-06-09  9:25           ` Sascha Hauer
2022-05-23  9:25 ` [PATCH 6/8] serial: litex: add linux console/earlycon " Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 7/8] serial: lpuart: add $global.bootm.earlycon " Ahmad Fatoum
2022-05-23  9:25 ` [PATCH 8/8] video: efi_gop: add $global.bootm.earlycon fixup for framebuffer console Ahmad Fatoum

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