Re: [PATCH v7 0/7] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux

From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Josua Mayer <josua@solid-run.com>,
	Marc Kleine-Budde <mkl@pengutronix.de>,
	Vincent Mailhol <mailhol@kernel.org>,
	Vinod Koul <vkoul@kernel.org>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Peter Rosin <peda@axentia.se>,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	Andreas Kemnade <andreas@kemnade.info>,
	Kevin Hilman <khilman@baylibre.com>,
	Roger Quadros <rogerq@kernel.org>,
	Tony Lindgren <tony@atomide.com>,
	Janusz Krzysztofik <jmkrzyszt@gmail.com>,
	Vignesh R <vigneshr@ti.com>, Andi Shyti <andi.shyti@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Magnus Damm <magnus.damm@gmail.com>,
	Yazan Shhady <yazan.shhady@solid-run.com>,
	Jon Nettleton <jon@solid-run.com>,
	Mikhail Anikin <mikhail.anikin@solid-run.com>,
	linux-can@vger.kernel.org, linux-phy@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
	linux-i2c@vger.kernel.org, linux-mmc@vger.kernel.org,
	devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH v7 0/7] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux
Date: Thu, 29 Jan 2026 19:14:55 +0100	[thread overview]
Message-ID: <aXujn-jpKLcBeFPE@shikoro> (raw)
In-Reply-To: <CAPDyKFp9StNf1eLaSETxC72=7sXYBmGFmHnv0CXysUGcYma5VA@mail.gmail.com>

On Thu, Jan 29, 2026 at 05:15:06PM +0100, Ulf Hansson wrote:
> On Wed, 28 Jan 2026 at 15:46, Josua Mayer <josua@solid-run.com> wrote:
> >
> > Some Renesas SoC based boards mux SD and eMMC on a single sdio
> > controller, exposing user control by dip switch and software control by
> > gpio.
> >
> > Purpose is to simplify development and provisioning by selecting boot
> > media at power-on, and again before starting linux.
> >
> > Add binding and driver support for linking a (gpio) mux to renesas sdio
> > controller.
> >
> > Introduce generic helper functions for getting managed and selected
> > mux-state objects, and switch i2c-omap and phy-can-transceiver drivers.
> >
> > Signed-off-by: Josua Mayer <josua@solid-run.com>
> 
> This series needs to go together in some way. If you like, I can
> funnel it via my mmc tree, unless someone (Wolfram for the i2c part?)
> has objections to this of course.

No objections, I even acked the I2C patch in a previous series. Since
the series changed because of some of my suggestions, I want to have
another look at it. But yes, your tree sounds very reasonable.