From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 22DB84218BC for ; Wed, 4 Feb 2026 15:20:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770218432; cv=none; b=ZlEEs1Yhil22vPSgUv3sJ4Vdv5RhIzIfKcYPkPyvdf1wKDPehhZFRV3Gdn4a2cw07Q0oWQwNJQFLqX48vU6L8Gim9B26RXzGhAf2zSU9O76X5+hINgyokIJlP3a8pzIU1dNRKrwpkWx8t8R/byOkKsSV7JqRnvCFAEP/zDIRIlk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770218432; c=relaxed/simple; bh=3Mc+zdxjfpLuAFVKDsgtCMFWFsEgf5FkiUfh7gh8+wU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RfaWOfQvLteaAQSXWwwsbTSXBr000gnWcbg3ewbe2Mtc7trmNEanDmshJhBUJDW8lUVU0VqqP/4+hPVX3KMQwlmEfn3PE31q0eLUTt2K/Y3Ry8Mzx96KSxX4OfJE+VNc9MUocjihjtaBegaiQ8R28ZugpD1OZg7rykGF1Dtgt9A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=iDpy+5Wf; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="iDpy+5Wf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=5kVD 7ZK9Rq23Qxm48/E+ZFq7Pb5/q5q9CtWAw8ENk6E=; b=iDpy+5WfmKVMGBdFV1J0 TTN9JXlJV5HJke6dbOTEr1Pm5y8G154f9cmqBmOXADSN2kRoD3SpaCHWXLPXP61Y /fp+4soTFLjWl9pPqXaROxx3PsbYP0S0db4hULK5VH3birII1GsFakt1p1ox2W6s sxjwWEgA4KDUOpUSkSNqYy617igJtb0LCGgG5Wal49PxWywiM759fVT+T2EtzsM3 YH2NGM38qRfytJh6kerYU4wAW0Pmwb+NytZSaLf41PqSM8iEZl1Op209hizKS6oP C/L9xLKMoGbMEW3RVVQn6V3Z3+o+tr8zETZbaCfINoqAMrJSWBXYr0vJjflnD6r3 eQ== Received: (qmail 2409086 invoked from network); 4 Feb 2026 16:20:29 +0100 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 4 Feb 2026 16:20:29 +0100 X-UD-Smtp-Session: l3s3148p1@jBqoGAFK5LAqAAAQagvIAoH29ntsUY5F Date: Wed, 4 Feb 2026 16:20:28 +0100 From: Wolfram Sang To: Josua Mayer Cc: Marc Kleine-Budde , Vincent Mailhol , Vinod Koul , Neil Armstrong , Peter Rosin , Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Janusz Krzysztofik , Vignesh R , Andi Shyti , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Yazan Shhady , Jon Nettleton , Mikhail Anikin , 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 Message-ID: References: <20260203-rz-sdio-mux-v8-0-024ea405863e@solid-run.com> <20260203-rz-sdio-mux-v8-6-024ea405863e@solid-run.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline 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) > Signed-off-by: Josua Mayer Reviewed-by: Wolfram Sang