From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m16.yeah.net (mail-m16.yeah.net [1.95.21.17]) (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 C1413220F2D; Mon, 7 Jul 2025 07:38:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=1.95.21.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751873886; cv=none; b=qiJt+/3VZ502xl4tmVbVuMNesUgVL3sy6hRjfXpi1bG5ocVkZoNA4zZH3KYYxYDC6oTovktdtTkqb5m/im/CQPVT1uDmp0fdrCFjMbuGzZxfJBqfwikBnG2Ss74HG14ZIvEY/SFN0m9qdOG2fp7Q0HbYEMWxU4D2M+Dhta1l3uc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751873886; c=relaxed/simple; bh=n4UW7ZoSq762p2vsAB0ks/IJ++q46OJO7BcDrp5Hjvw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mWuhN04pFcPy7n+QBWU+LbdfbbsXVO06zFjaBgo39Zul9P+3yVXx+MVZ/y8ugchLDRoiKChb3fajpT4NtvKQgIDolOHFR2TBJId4d2UmwwEZI67XofbNRjlN/fqBeIJjdTZXtxvhWgVi0H6XQySWLCtbrM7FzpghfNJCmrQC49Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net; spf=pass smtp.mailfrom=yeah.net; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b=jJvp+wqE; arc=none smtp.client-ip=1.95.21.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yeah.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b="jJvp+wqE" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Date:From:To:Subject:Message-ID:MIME-Version: Content-Type; bh=7346OZHTuSrLm7WiDgkYI1AvDhjuIewBzgFjJ+P/eQs=; b=jJvp+wqEORUgf5bHI7laU///x9HXRZv0yPGdDonkb2PfI/m+wW2621MG6aroIJ Kr4+4P1HtNHIWtDcpf4AwEH5H5l8e/nEtXa1POqi+x82vT19GmWgjOezD2gS3oiQ fuKB6fl6IjvNJctcq+BxQgOBtYzmROYohhwbvKeTdst/E= Received: from dragon (unknown []) by gzsmtp1 (Coremail) with SMTP id Mc8vCgDXX_YmeWtoME88AA--.37050S3; Mon, 07 Jul 2025 15:37:12 +0800 (CST) Date: Mon, 7 Jul 2025 15:37:10 +0800 From: Shawn Guo To: Francesco Dolcini Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Francesco Dolcini , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v1] arm64: dts: freescale: imx8mm-verdin: Keep LDO5 always on Message-ID: References: <20250623132545.111619-1-francesco@dolcini.it> Precedence: bulk X-Mailing-List: devicetree@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: <20250623132545.111619-1-francesco@dolcini.it> X-CM-TRANSID:Mc8vCgDXX_YmeWtoME88AA--.37050S3 X-Coremail-Antispam: 1Uf129KBjvdXoWrZF4rur4rAFWUXryftFyDGFg_yoWDtwc_CF ySqr4xWw1xGFWjy3yqkF4UZFW8Kas3tr97tayIgrZxJF9xZay3XFWktFn5ZrnxGanxur98 Zw13t3saq3s7WjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUj7DGUUUUUU== X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiIAhdwmhreSi2IQAA3y On Mon, Jun 23, 2025 at 03:25:45PM +0200, Francesco Dolcini wrote: > From: Francesco Dolcini > > LDO5 regulator is used to power the i.MX8MM NVCC_SD2 I/O supply, that is > used for the SD2 card interface and also for some GPIOs. > > When the SD card interface is not enabled the regulator subsystem could > turn off this supply, since it is not used anywhere else, however this > will also remove the power to some other GPIOs, for example one I/O that > is used to power the ethernet phy, leading to a non working ethernet > interface. > > [ 31.820515] On-module +V3.3_1.8_SD (LDO5): disabling > [ 31.821761] PMIC_USDHC_VSELECT: disabling > [ 32.764949] fec 30be0000.ethernet end0: Link is Down > > Fix this keeping the LDO5 supply always on. > > Cc: stable@vger.kernel.org > Fixes: 6a57f224f734 ("arm64: dts: freescale: add initial support for verdin imx8m mini") > Fixes: f5aab0438ef1 ("regulator: pca9450: Fix enable register for LDO5") > Signed-off-by: Francesco Dolcini Applied, thanks!