From patchwork Tue May 30 12:03:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13259838 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 9CF98C7EE33 for ; Tue, 30 May 2023 12:04:47 +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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/EwjKfBVglSUO9BpPZCDzHJwITsdGtMeu3r4QoazVq4=; b=bZKmzhJaEWyC1H eyea+C4lDrEhjEJ982BWDcsHiQc6x6igmiKzAHG6Zj+pWCyESljQmpYtvhNZ4P8wejdRhNfSfnN17 K/WfB/3pOvReTc10q0w6iHH9llqcWVYRXQlnb9gSK2tTWV1MTQjXOnF9qpHLANIN8gAEt2MmyiDE4 uienIgFJyYzaGI/aAk92CouALGteu3VfxxbH/zrJ/d0g4iNQMLZrqkJFycsuVz//K1QoKQaqg8aDh x9kKh7L0PubTAqnE3yJs3rcWFJU3dczdN2jXskLLTmUFy/Hkp2QJe2PcupuxREvpTUXxfkLb+Q6zH Rm4TwezaJOSVaCnv9cFg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q3y5M-00DlzX-08; Tue, 30 May 2023 12:04:20 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q3y58-00Dlom-2Y for linux-arm-kernel@lists.infradead.org; Tue, 30 May 2023 12:04:08 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1q3y4s-0000DI-KC; Tue, 30 May 2023 14:03:50 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1q3y4r-003rWu-RJ; Tue, 30 May 2023 14:03:49 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1q3y4o-00C3vB-Pi; Tue, 30 May 2023 14:03:46 +0200 From: Oleksij Rempel To: Shawn Guo , Sascha Hauer , Rob Herring , Krzysztof Kozlowski Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , Fabio Estevam Subject: [PATCH v1 06/15] ARM: dts: imx6dl: lanmcu: Configure over-current polarity for USB OTG node Date: Tue, 30 May 2023 14:03:36 +0200 Message-Id: <20230530120345.2874900-7-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230530120345.2874900-1-o.rempel@pengutronix.de> References: <20230530120345.2874900-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230530_050406_826606_AD5F3FFC X-CRM114-Status: GOOD ( 12.59 ) 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 This commit adds the 'over-current-active-low' flag to the USB OTG node in the imx6dl-lanmcu device tree. This flag is necessary because the hardware signals over-current conditions by pulling the line low. Without this flag, the kernel could misinterpret an over-current condition, leading to unexpected behavior. Signed-off-by: Oleksij Rempel --- arch/arm/boot/dts/imx6dl-lanmcu.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx6dl-lanmcu.dts b/arch/arm/boot/dts/imx6dl-lanmcu.dts index bbfa921e657d..7c62db91173b 100644 --- a/arch/arm/boot/dts/imx6dl-lanmcu.dts +++ b/arch/arm/boot/dts/imx6dl-lanmcu.dts @@ -257,6 +257,7 @@ &usbotg { pinctrl-0 = <&pinctrl_usbotg>; phy_type = "utmi"; dr_mode = "host"; + over-current-active-low; status = "okay"; };