Re: [PATCH v6 3/7] mux: add help text for MULTIPLEXER config option

Josua Mayer
2026-01-28T14:47:27Z

On 21/01/2026 12:59, Geert Uytterhoeven wrote:
> Hi Josua,
>
> On Wed, 21 Jan 2026 at 11:02, Josua Mayer <josua@solid-run.com> wrote:
>> Add help text for CONFIG_MULTIPLEXER to allow enabling this option
>> through the kernel configuration without explicit "select" driver
>> dependencies.
>>
>> Signed-off-by: Josua Mayer <josua@solid-run.com>
> Thanks for your patch!
>
>> --- a/drivers/mux/Kconfig
>> +++ b/drivers/mux/Kconfig
>> @@ -5,6 +5,14 @@
>>
>> config MULTIPLEXER
>> tristate
>> + help
>> + Generic Multiplexer Support.
>> +
>> + This framework is designed to abstract multiplexer handling for
>> + devices via various GPIO-, MMIO/Regmap or specific multiplexer
>> + controller chips.
>> +
>> + If unsure, say no.
>>
>> menu "Multiplexer drivers"
>> depends on MULTIPLEXER
>>
> Unfortunately it doesn't work like that. As the tristate has no prompt
> specified, the user will never be asked about this.
> You should use something like below:
>
> --- a/drivers/mux/Kconfig
> +++ b/drivers/mux/Kconfig
> @@ -4,10 +4,8 @@
> #
>
> config MULTIPLEXER
> - tristate
> + tristate "Generic Multiplexer Support" if COMPILE_TEST
> help
> - Generic Multiplexer Support.
> -
> This framework is designed to abstract multiplexer handling for
> devices via various GPIO-, MMIO/Regmap or specific multiplexer
> controller chips.
Thank you, changed with v7