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[0/2] serial: sc16is7xx: Kconfig fixes after I2C/SPI driver split

Message ID 20240603152601.3689319-1-hugo@hugovil.com
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Series serial: sc16is7xx: Kconfig fixes after I2C/SPI driver split | expand

Message

Hugo Villeneuve June 3, 2024, 3:25 p.m. UTC
From: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Hello,
this patch series brings some Kconfig fixes to the sc16is7xx driver. These fixes
are related to the I2C/SPI driver split:

https://lore.kernel.org/all/20240430090333.5c5f029553cabcdf699310cb@hugovil.com/

I have tested the changes on a custom board with two SC16IS752 DUART over
a SPI interface using a Variscite IMX8MN NANO SOM. The four UARTs are
configured in RS-485 mode.

I did not test the change on a SC16is7xx using I2C interface, as my custom
board is only using SPI.

Thank you.

Hugo Villeneuve (2):
  serial: sc16is7xx: rename Kconfig CONFIG_SERIAL_SC16IS7XX_CORE
  serial: sc16is7xx: re-add Kconfig SPI or I2C dependency

 drivers/tty/serial/Kconfig  | 3 ++-
 drivers/tty/serial/Makefile | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)


base-commit: c3f38fa61af77b49866b006939479069cd451173

Comments

Geert Uytterhoeven June 4, 2024, 7:09 a.m. UTC | #1
Hi Hugo,

On Mon, Jun 3, 2024 at 5:26 PM Hugo Villeneuve <hugo@hugovil.com> wrote:
> From: Hugo Villeneuve <hvilleneuve@dimonoff.com>
>
> Commit d49216438139
> ("serial: sc16is7xx: split into core and I2C/SPI parts (core)")
> removed Kconfig SPI_MASTER or I2C dependency for SERIAL_SC16IS7XX (core).
> This removal was done because I inadvertently misinterpreted some review
> comments.
>
> Because of that, the driver question now pops up if both I2C and
> SPI_MASTER are disabled.
>
> Re-add Kconfig SPI_MASTER or I2C dependency to fix the problem.
>
> Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Fixes: d49216438139 ("serial: sc16is7xx: split into core and I2C/SPI parts (core)")
> Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Thanks for your patch!

> --- a/drivers/tty/serial/Kconfig
> +++ b/drivers/tty/serial/Kconfig
> @@ -1025,6 +1025,7 @@ config SERIAL_SCCNXP_CONSOLE
>
>  config SERIAL_SC16IS7XX
>         tristate "NXP SC16IS7xx UART support"
> +       depends on SPI_MASTER || I2C

You may want to add "|| COMPILE_TEST".

>         select SERIAL_CORE
>         select SERIAL_SC16IS7XX_SPI if SPI_MASTER
>         select SERIAL_SC16IS7XX_I2C if I2C

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert
Hugo Villeneuve June 4, 2024, 12:31 p.m. UTC | #2
On Tue, 4 Jun 2024 09:09:12 +0200
Geert Uytterhoeven <geert@linux-m68k.org> wrote:

> Hi Hugo,
> 
> On Mon, Jun 3, 2024 at 5:26 PM Hugo Villeneuve <hugo@hugovil.com> wrote:
> > From: Hugo Villeneuve <hvilleneuve@dimonoff.com>
> >
> > Commit d49216438139
> > ("serial: sc16is7xx: split into core and I2C/SPI parts (core)")
> > removed Kconfig SPI_MASTER or I2C dependency for SERIAL_SC16IS7XX (core).
> > This removal was done because I inadvertently misinterpreted some review
> > comments.
> >
> > Because of that, the driver question now pops up if both I2C and
> > SPI_MASTER are disabled.
> >
> > Re-add Kconfig SPI_MASTER or I2C dependency to fix the problem.
> >
> > Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
> > Fixes: d49216438139 ("serial: sc16is7xx: split into core and I2C/SPI parts (core)")
> > Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
> 
> Thanks for your patch!
> 
> > --- a/drivers/tty/serial/Kconfig
> > +++ b/drivers/tty/serial/Kconfig
> > @@ -1025,6 +1025,7 @@ config SERIAL_SCCNXP_CONSOLE
> >
> >  config SERIAL_SC16IS7XX
> >         tristate "NXP SC16IS7xx UART support"
> > +       depends on SPI_MASTER || I2C
> 
> You may want to add "|| COMPILE_TEST".

Hi Geert,
I will add this to my TODO list, since this patch series is already in Greg's tty tree.

Hugo

> 
> >         select SERIAL_CORE
> >         select SERIAL_SC16IS7XX_SPI if SPI_MASTER
> >         select SERIAL_SC16IS7XX_I2C if I2C
> 
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> -- 
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds
>