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 2ABE6E6B244 for ; Fri, 1 Nov 2024 11:43:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=c+ww708aRc0qAteUCkjthXfj1VPpWdpi32cBrs7jx40=; b=rolP+T0v6YN2VZvKijh06JGUAw 5PspkP9LhLVHGi5rqHBTK/rkbbsP/aD6PxFwJfwhQ1GNfxLnpXhBO60lswtei/BjHmAx2r4oqyHiD r0Zqyf/PLG5lSJ4gxbSJr66s8gigw19RbQW3Gg/FwFMRQjuZRORAG9/9MJLrSScdTRDiBJmTk//9s gH4uVnhns44ud4DGbKy7VCsI3KgHGzPPFsTXza/2XUUY6dKdNXjAEVI2X5XAV76fy8rnXT5yVlG+Z Q0KzKGl//atXya5vVMiDLxCQJTNzDuB8ROUxawqrnGfcj4NZu2BE7oAhNaCS9mJs9e8Z8chLACe6z q0qQs7+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t6q3a-00000006mqN-3ME6; Fri, 01 Nov 2024 11:43:10 +0000 Received: from mail-m16.yeah.net ([220.197.32.17]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t6q1l-00000006m78-0OtG for linux-arm-kernel@lists.infradead.org; Fri, 01 Nov 2024 11:41:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Date:From:Subject:Message-ID:MIME-Version: Content-Type; bh=c+ww708aRc0qAteUCkjthXfj1VPpWdpi32cBrs7jx40=; b=PWBHOkBeUaF7mXHNKxJLf+YgphM25RjX5LqSCZLkCvuMz5RQTODLV+3SIEUMem vWWdt5Xxr9lFpGM+3Wh88y4mPHmOjr+CfR8zcJHXGOS7Sh5yukjMRjTkKBTUcXgH u/0gyluq3eZs9QSbBZgBRWGtzTmFei0Z9moJZKXVst09g= Received: from dragon (unknown []) by gzsmtp2 (Coremail) with SMTP id Ms8vCgCXvSdGviRndu1qAQ--.14047S3; Fri, 01 Nov 2024 19:40:56 +0800 (CST) Date: Fri, 1 Nov 2024 19:40:54 +0800 From: Shawn Guo To: Frank Li Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Alexander Stein , "open list:TQ SYSTEMS BOARD & DRIVER SUPPORT" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , open list Subject: Re: [PATCH 1/1] arm64: dts: imx8mn-tqma8mqnl-mba8mx-usbot: fix coexistence of output-low and output-high in GPIO Message-ID: References: <20241023210313.1390767-1-Frank.Li@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241023210313.1390767-1-Frank.Li@nxp.com> X-CM-TRANSID: Ms8vCgCXvSdGviRndu1qAQ--.14047S3 X-Coremail-Antispam: 1Uf129KBjvdXoW7XF45ZF47tw47Zry5uw13CFg_yoWfKFXE9a sYqw4xJ348Crn0kwnxCwsY9rW29r1xWrnIqr1Sg398KFWFvanFyF10vrySqFW5CF4jyr9r G34ktw1UXrWF9jkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU8EoGJUUUUU== X-Originating-IP: [117.62.23.195] X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiAgeKZWckfBi+WgAAsp X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241101_044117_603354_867AB0AE X-CRM114-Status: UNSURE ( 8.65 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Oct 23, 2024 at 05:03:13PM -0400, Frank Li wrote: > Fix the issue where both 'output-low' and 'output-high' exist under GPIO > hog nodes (rst_usb_hub_hog and sel_usb_hub_hog) when applying device > tree overlays. Since /delete-property/ is not supported in the overlays, > setting 'output-low' results in both properties being present. The > workaround is to disable these hogs and create new ones with 'output-low' > as needed. > > Fix below CHECK_DTBS warning: > arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx-usbotg.dtb: sel-usb-hub-hog: > {'output-low': True, 'gpio-hog': True, 'gpios': [[1, 0]], 'output-high': True, 'phandle': 108, '$nodename': ['sel-usb-hub-hog']} > is valid under each of {'required': ['output-low']}, {'required': ['output-high'] > > Fixes: 3f6fc30abebc ("arm64: dts: imx8mn: tqma8mqnl-mba8mx: Add USB DR overlay") > Signed-off-by: Frank Li Applied, thanks!