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From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Josua Mayer <josua@solid-run.com>
Cc: 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>,
	Ulf Hansson <ulf.hansson@linaro.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 v8 6/7] dt-bindings: mmc: renesas,sdhi: Add mux-states property
Date: Wed, 4 Feb 2026 16:20:28 +0100	[thread overview]
Message-ID: <aYNjvPS6FVQ3JDmc@shikoro> (raw)
In-Reply-To: <20260203-rz-sdio-mux-v8-6-024ea405863e@solid-run.com>

On Tue, Feb 03, 2026 at 03:01:39PM +0200, Josua Mayer wrote:
> Add mux controller support for data or control lines that are muxed
> between a host and multiple cards.
> 
> There are several devices supporting a choice of eMMC or SD on a single
> board by both dip switch and gpio, e.g. Renesas RZ/G2L SMARC SoM and
> SolidRun RZ/G2L SoM.
> 
> In-tree dts for the Renesas boards currently rely on preprocessor macros
> and gpio hogs to describe the respective cards.
> 
> By adding mux-states property to sdhi controller description, boards can
> correctly describe the mux that already exists in hardware - and drivers
> can coordinate between mux selection and probing for cards.
> 
> Acked-by: Rob Herring (Arm) <robh@kernel.org>
> Signed-off-by: Josua Mayer <josua@solid-run.com>

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>


WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Josua Mayer <josua@solid-run.com>
Cc: 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>,
	Ulf Hansson <ulf.hansson@linaro.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 v8 6/7] dt-bindings: mmc: renesas,sdhi: Add mux-states property
Date: Wed, 4 Feb 2026 16:20:28 +0100	[thread overview]
Message-ID: <aYNjvPS6FVQ3JDmc@shikoro> (raw)
In-Reply-To: <20260203-rz-sdio-mux-v8-6-024ea405863e@solid-run.com>

On Tue, Feb 03, 2026 at 03:01:39PM +0200, Josua Mayer wrote:
> Add mux controller support for data or control lines that are muxed
> between a host and multiple cards.
> 
> There are several devices supporting a choice of eMMC or SD on a single
> board by both dip switch and gpio, e.g. Renesas RZ/G2L SMARC SoM and
> SolidRun RZ/G2L SoM.
> 
> In-tree dts for the Renesas boards currently rely on preprocessor macros
> and gpio hogs to describe the respective cards.
> 
> By adding mux-states property to sdhi controller description, boards can
> correctly describe the mux that already exists in hardware - and drivers
> can coordinate between mux selection and probing for cards.
> 
> Acked-by: Rob Herring (Arm) <robh@kernel.org>
> Signed-off-by: Josua Mayer <josua@solid-run.com>

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>


-- 
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https://lists.infradead.org/mailman/listinfo/linux-phy

  reply	other threads:[~2026-02-04 15:20 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-03 13:01 [PATCH v8 0/7] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux Josua Mayer
2026-02-03 13:01 ` Josua Mayer
2026-02-03 13:01 ` [PATCH v8 1/7] phy: can-transceiver: rename temporary helper function to avoid conflict Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:18   ` Wolfram Sang
2026-02-04 15:18     ` Wolfram Sang
2026-02-03 13:01 ` [PATCH v8 2/7] mux: Add helper functions for getting optional and selected mux-state Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-03 15:35   ` Josua Mayer
2026-02-03 15:35     ` Josua Mayer
2026-02-04 14:21     ` Ulf Hansson
2026-02-04 14:21       ` Ulf Hansson
2026-02-04 15:19   ` Wolfram Sang
2026-02-04 15:19     ` Wolfram Sang
2026-02-03 13:01 ` [PATCH v8 3/7] mux: add help text for MULTIPLEXER config option Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:19   ` Wolfram Sang
2026-02-04 15:19     ` Wolfram Sang
2026-02-08 15:16   ` Josua Mayer
2026-02-08 15:16     ` Josua Mayer
2026-02-09  8:06     ` Geert Uytterhoeven
2026-02-09  8:06       ` Geert Uytterhoeven
2026-02-09 10:12       ` Josua Mayer
2026-02-09 10:12         ` Josua Mayer
2026-02-09 10:17         ` Geert Uytterhoeven
2026-02-09 10:17           ` Geert Uytterhoeven
2026-02-09 10:47           ` Josua Mayer
2026-02-09 10:47             ` Josua Mayer
2026-02-09 11:03             ` Geert Uytterhoeven
2026-02-09 11:03               ` Geert Uytterhoeven
2026-02-03 13:01 ` [PATCH v8 4/7] phy: can-transceiver: drop temporary helper getting optional mux-state Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:19   ` Wolfram Sang
2026-02-04 15:19     ` Wolfram Sang
2026-02-03 13:01 ` [PATCH v8 5/7] i2c: omap: switch to new generic helper for getting selected mux-state Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:20   ` Wolfram Sang
2026-02-04 15:20     ` Wolfram Sang
2026-02-03 13:01 ` [PATCH v8 6/7] dt-bindings: mmc: renesas,sdhi: Add mux-states property Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:20   ` Wolfram Sang [this message]
2026-02-04 15:20     ` Wolfram Sang
2026-02-03 13:01 ` [PATCH v8 7/7] mmc: host: renesas_sdhi_core: support selecting an optional mux Josua Mayer
2026-02-03 13:01   ` Josua Mayer
2026-02-04 15:20   ` Wolfram Sang
2026-02-04 15:20     ` Wolfram Sang
2026-02-04 15:47   ` Wolfram Sang
2026-02-04 15:47     ` Wolfram Sang
2026-02-04 15:33 ` [PATCH v8 0/7] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux Ulf Hansson
2026-02-04 15:33   ` Ulf Hansson
2026-02-12 10:54   ` Ulf Hansson

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