linux-kernel - Re: [PATCH v9 4/9] mfd: at91-usart: Make it selectable for ARCH

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Message-ID: <20250908141633.GB9224@google.com>
Date: Mon, 8 Sep 2025 15:16:33 +0100
From: Lee Jones <lee@...nel.org>
To: Nicolas Ferre <nicolas.ferre@...rochip.com>
Cc: Robert Marko <robert.marko@...tura.hr>, linux@...linux.org.uk,
	alexandre.belloni@...tlin.com, claudiu.beznea@...on.dev,
	catalin.marinas@....com, will@...nel.org, olivia@...enic.com,
	herbert@...dor.apana.org.au, davem@...emloft.net,
	andi.shyti@...nel.org, broonie@...nel.org,
	gregkh@...uxfoundation.org, jirislaby@...nel.org, arnd@...nel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-crypto@...r.kernel.org, linux-i2c@...r.kernel.org,
	linux-spi@...r.kernel.org, linux-serial@...r.kernel.org,
	o.rempel@...gutronix.de, daniel.machon@...rochip.com,
	luka.perkov@...tura.hr
Subject: Re: [PATCH v9 4/9] mfd: at91-usart: Make it selectable for
 ARCH_MICROCHIP

On Thu, 04 Sep 2025, Nicolas Ferre wrote:

> On 02/09/2025 at 12:02, Lee Jones wrote:
> > On Wed, 13 Aug 2025, Robert Marko wrote:
> > 
> > > LAN969x uses the Atmel USART, so make it selectable for ARCH_MICROCHIP to
> > > avoid needing to update depends in future if other Microchip SoC-s use it
> > > as well.
> > > 
> > > Signed-off-by: Robert Marko <robert.marko@...tura.hr>
> > > ---
> > >   drivers/mfd/Kconfig | 2 +-
> > >   1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> > > index 425c5fba6cb1..8f11b2df1470 100644
> > > --- a/drivers/mfd/Kconfig
> > > +++ b/drivers/mfd/Kconfig
> > > @@ -138,7 +138,7 @@ config MFD_AAT2870_CORE
> > >   config MFD_AT91_USART
> > >        tristate "AT91 USART Driver"
> > >        select MFD_CORE
> > > -     depends on ARCH_AT91 || ARCH_LAN969X || COMPILE_TEST
> > > +     depends on ARCH_MICROCHIP || COMPILE_TEST
> > >        help
> > >          Select this to get support for AT91 USART IP. This is a wrapper
> > >          over at91-usart-serial driver and usart-spi-driver. Only one function
> > 
> > Let me know when the deps are in Mainline.
> 
> Hi Lee,
> 
> I have tags from other maintainers, how about you give us your and we make

My?  AB?

> this patch travel through arm-soc like the other ones?

Sure.

Acked-by: Lee Jones <lee@...nel.org>

-- 
Lee Jones [李琼斯]