Linux Serial subsystem development
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From: Randy Dunlap <rdunlap@infradead.org>
To: Tom Rix <trix@redhat.com>,
	gregkh@linuxfoundation.org, jirislaby@kernel.org
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tty: serial: fsl_lpuart: select SERIAL_FSL_LPUART for SERIAL_FSL_LPUART_CONSOLE
Date: Sat, 25 Feb 2023 09:46:37 -0800	[thread overview]
Message-ID: <0f8a8857-5e18-e49a-0361-197b4bc892ab@infradead.org> (raw)
In-Reply-To: <20230225173949.651311-1-trix@redhat.com>

Hi--

On 2/25/23 09:39, Tom Rix wrote:
> A rand config causes this link error
> ld: drivers/tty/serial/earlycon.o: in function `parse_options':
> drivers/tty/serial/earlycon.c:99: undefined reference to `uart_parse_earlycon'
> 
> The rand config has
> CONFIG_SERIAL_CORE=m
> CONFIG_SERIAL_EARLYCON=y
> CONFIG_SERIAL_FSL_LPUART=m
> CONFIG_SERIAL_FSL_LPUART_CONSOLE=y
> 
> SERIAL_FSL_LPUART should have been selected instead of depends on-ed.
> 
> Signed-off-by: Tom Rix <trix@redhat.com>
> ---
>  drivers/tty/serial/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
> index 625358f44419..b24d74d389fc 100644
> --- a/drivers/tty/serial/Kconfig
> +++ b/drivers/tty/serial/Kconfig
> @@ -1313,7 +1313,7 @@ config SERIAL_FSL_LPUART
>  
>  config SERIAL_FSL_LPUART_CONSOLE
>  	bool "Console on Freescale lpuart serial port"
> -	depends on SERIAL_FSL_LPUART
> +	select SERIAL_FSL_LPUART

Most other _CONSOLE Kconfig have:

	depends on SERIAL_FSL_LPUART=y

e.g.

but I noticed a few others with a similar problem.

>  	select SERIAL_CORE_CONSOLE
>  	select SERIAL_EARLYCON
>  	help

-- 
~Randy

  reply	other threads:[~2023-02-25 17:46 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-25 17:39 [PATCH] tty: serial: fsl_lpuart: select SERIAL_FSL_LPUART for SERIAL_FSL_LPUART_CONSOLE Tom Rix
2023-02-25 17:46 ` Randy Dunlap [this message]
2023-02-25 17:51   ` Tom Rix
2023-02-25 18:03     ` Randy Dunlap
2023-02-25 18:16       ` Randy Dunlap
2023-02-25 18:38         ` Randy Dunlap
2023-02-26 15:02           ` Tom Rix

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