From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 99DCAC67861 for ; Fri, 5 Apr 2024 16:48:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cnOBfHkLJ/oCP+0AWXnvTvX51L9t/8Zdbf6xDkSa+rI=; b=pddstNxMaVku+l tyyvDu84Leal/aPWgkp5gJAx4J5tF4qm+TRA7/0PDfD7q6g2uYC71LkTeRc2jF2iBF8ORB1eFryuX xePLLQlvm231+MNIeX9PLU7kcT85oS4PmgYODvV+HOGNfTq2c9WT9I1LdmKuGzsiiofH6Zm7tgPEw Rg7u75aOL2kJhkCcE1I5sWEGj9ArC+qooJ2idVV7SW9G5OT84VHXC2xzso6s719SeSuxTjEUqIt/2 mqnziD4O77HiVMzKLRKsGvn9m97LAqbPhBrVbfH3uTep9VoPdP1HYxhl6+XqhX7pi6QJR7qxqJUab uRh4a+70UoHQYIB5tIXw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rsmjq-000000084Sl-1dpE; Fri, 05 Apr 2024 16:48:26 +0000 Received: from mail11.truemail.it ([217.194.8.81]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rsmjk-000000084NF-3qDu for linux-arm-kernel@lists.infradead.org; Fri, 05 Apr 2024 16:48:24 +0000 Received: from francesco-nb (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id DA4EE1F8F8; Fri, 5 Apr 2024 18:48:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dolcini.it; s=default; t=1712335698; bh=hlfps7bjzQHeLJP55InKnvxxZsK4HvjU/VrN10ewGE4=; h=From:To:Subject; b=TDe+wZiT6n6AjYZKFG7qJ5YzhTzB3I4YwhAkmkBkgNwrza5LG3G9QZGwlbMo81cuq QFr0cE+Rgf5Gwsc+3Bd5jji74GDzFB7pAUuaunxfWlP2B0JXZg5FL2xl7MN3Sqsxa7 E66O+YfHSgIl/ss8fT8A/6V47YWfwmtSGP0W7n++qL/lX5XrOb/WNYaqoNAgliaqus NSuuPtp/cZLvDanYPyRBtbLYHlwdaXtIuRG725S0mrbW/hTEgGkQkFDSYkIe7JP5SW q2d/J5T66CLOA470uph6G/wa/FtXgtLZa+iWYQH9PWrKc/6CDcn1NCwkkbx7DCY124 se6VYbEscPc9Q== Date: Fri, 5 Apr 2024 18:48:16 +0200 From: Francesco Dolcini To: Stefan Eichenberger Cc: robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, francesco.dolcini@toradex.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stefan Eichenberger Subject: Re: [PATCH v1 3/4] arm64: dts: freescale: imx8mm-verdin: replace sleep-moci hog with regulator Message-ID: <20240405164816.GC5994@francesco-nb> References: <20240405160720.5977-1-eichest@gmail.com> <20240405160720.5977-4-eichest@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240405160720.5977-4-eichest@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240405_094821_202537_4604E690 X-CRM114-Status: GOOD ( 11.46 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Apr 05, 2024 at 06:07:19PM +0200, Stefan Eichenberger wrote: > From: Stefan Eichenberger > > The Verdin family has a signal called sleep-moci which can be used to > turn off peripherals on the carrier board when the SoM goes into > suspend. So far we have hogged this signal, which means the peripherals > are always on and it is not possible to add peripherals that depend on > the sleep-moci to be on. With this change, we replace the hog with a > regulator so that peripherals can add their own regulators that use the > same gpio. Carrier boards that allow peripherals to be powered off in > suspend can disable this regulator and implement their own regulator to > control the sleep-moci. > > Signed-off-by: Stefan Eichenberger Reviewed-by: Francesco Dolcini _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel