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bh=L19+0xKshxNxJWlv/RNK4/z5a66qkYOB2MLiVKh7CJg=; b=js6Tiqozg0K7xSpIv0M+CwetY6yF6pGb93cTo9ehrePTMtw24HQXHFb8lZseaIujz472RDPK3PVvgtTa5/xHcAV2Y4i2XaJ5IhzCOOD2TxgKiFxD6K0DUBcoFk2wtfD3ywWerDWsXsT3UDaqEowhvjYQJpTgrUtot5XIrXEB9BQ= Received: from PAXPR04MB8749.eurprd04.prod.outlook.com (2603:10a6:102:21f::22) by AS8PR04MB9190.eurprd04.prod.outlook.com (2603:10a6:20b:44d::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9434.10; Sun, 21 Dec 2025 10:45:25 +0000 Received: from PAXPR04MB8749.eurprd04.prod.outlook.com ([fe80::aa83:81a0:a276:51f6]) by PAXPR04MB8749.eurprd04.prod.outlook.com ([fe80::aa83:81a0:a276:51f6%4]) with mapi id 15.20.9434.009; Sun, 21 Dec 2025 10:45:25 +0000 From: Josua Mayer To: Ulf Hansson CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Wolfram Sang , Marc Kleine-Budde , Vincent Mailhol , Vinod Koul , Kishon Vijay Abraham I , Peter Rosin , Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Vignesh R , Janusz Krzysztofik , Andi Shyti , Mikhail Anikin , Yazan Shhady , Jon Nettleton , "linux-mmc@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" , "linux-can@vger.kernel.org" , "linux-phy@lists.infradead.org" , "linux-omap@vger.kernel.org" , "linux-i2c@vger.kernel.org" Subject: Re: [PATCH v3 0/6] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux Thread-Topic: [PATCH v3 0/6] mmc: host: renesas_sdhi_core: support configuring an optional sdio mux Thread-Index: AQHcafviT+YHxn+FTE2HrgB8SPWftbUl4feAgAYX4wA= Date: Sun, 21 Dec 2025 10:45:25 +0000 Message-ID: <4f8606fd-2233-4de8-82e6-672ec597a635@solid-run.com> References: <20251210-rz-sdio-mux-v3-0-ca628db56d60@solid-run.com> In-Reply-To: Accept-Language: de-DE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-traffictypediagnostic: PAXPR04MB8749:EE_|AS8PR04MB9190:EE_|DB1PEPF000509EF:EE_|VE1PR04MB7310:EE_ X-MS-Office365-Filtering-Correlation-Id: c999d82a-1017-4ed2-4f2f-08de407e139a x-cloud-sec-av-info: solidrun,office365_emails,sent,inline X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0;ARA:13230040|366016|1800799024|7416014|376014|38070700021; 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X-OriginatorOrg: solid-run.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Dec 2025 10:45:37.1695 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c999d82a-1017-4ed2-4f2f-08de407e139a X-MS-Exchange-CrossTenant-Id: a4a8aaf3-fd27-4e27-add2-604707ce5b82 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=a4a8aaf3-fd27-4e27-add2-604707ce5b82;Ip=[52.17.62.50];Helo=[eu-dlp.cloud-sec-av.com] X-MS-Exchange-CrossTenant-AuthSource: DB1PEPF000509EF.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: VE1PR04MB7310 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251221_024543_577579_670C4807 X-CRM114-Status: UNSURE ( 7.40 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Am 17.12.25 um 14:42 schrieb Ulf Hansson: > On Wed, 10 Dec 2025 at 18:39, Josua Mayer 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 >> --- >> Changes in v3: >> - updated omap-i2c and phy-can-transceiver to use new helpers. >> - created generic helper functions for getting managed optional mux-state. >> (Reported-by: Rob Herring ) >> - picked up binding ack by Rob Herring. >> - replaced use of "SDIO" with "SD/SDIO/eMMC" in binding document and >> commit descriptions. >> (Reported-by: Ulf Hansson ) >> - Link to v2: https://lore.kernel.org/r/20251201-rz-sdio-mux-v2-0-bcb581b88dd7@solid-run.com >> >> Changes in v2: >> - dropped mux-controller node from dt binding example >> (Reported-by: Conor Dooley >> Reported-by: Krzysztof Kozlowski ) >> - Link to v1: https://lore.kernel.org/r/20251128-rz-sdio-mux-v1-0-1ede318d160f@solid-run.com >> >> --- >> Josua Mayer (6): >> phy: can-transceiver: rename temporary helper function to avoid conflict >> mux: Add helper functions for getting optional and selected mux-state >> phy: can-transceiver: drop temporary helper getting optional mux-state >> i2c: omap: switch to new generic helper for getting selected mux-state >> dt-bindings: mmc: renesas,sdhi: Add mux-states property >> mmc: host: renesas_sdhi_core: support selecting an optional mux >> >> .../devicetree/bindings/mmc/renesas,sdhi.yaml | 6 ++ >> drivers/i2c/busses/i2c-omap.c | 19 ++---- >> drivers/mmc/host/Kconfig | 1 + >> drivers/mmc/host/renesas_sdhi.h | 1 + >> drivers/mmc/host/renesas_sdhi_core.c | 16 +++++- >> drivers/mux/core.c | 67 +++++++++++++++++++--- >> drivers/phy/phy-can-transceiver.c | 10 ---- >> include/linux/mux/consumer.h | 4 ++ >> 8 files changed, 89 insertions(+), 35 deletions(-) >> --- >> base-commit: 3a8660878839faadb4f1a6dd72c3179c1df56787 >> change-id: 20251128-rz-sdio-mux-acc5137f1618 >> >> Best regards, >> -- >> Josua Mayer > Looks like this needs to go together or if someone can host the common > parts via an immutable branch. Yes. Patch 1 is critical and must be applied before 2. Patches 3-5 require 2. > > Anyway, I am expecting some discussion or update for patch2 first. > > Kind regards > Uffe > -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy