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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DEDA5C77B73 for ; Tue, 30 May 2023 12:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232196AbjE3MEJ (ORCPT ); Tue, 30 May 2023 08:04:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232161AbjE3MEF (ORCPT ); Tue, 30 May 2023 08:04:05 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B17FEEA for ; Tue, 30 May 2023 05:04:04 -0700 (PDT) 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-0000Co-6I; 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-003rWl-EY; 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-00C3vz-SS; 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 11/15] ARM: dts: imx6qp: prtwd3: Enable USB over current detection on USB OTG port Date: Tue, 30 May 2023 14:03:41 +0200 Message-Id: <20230530120345.2874900-12-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 Content-Transfer-Encoding: 8bit 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: devicetree@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The imx6qp-prtwd3 board supports USB over current detection on the USB OTG port, however, it was previously disabled in the device tree. This commit enables the over current detection by changing the device tree setting from 'disable-over-current' to 'over-current-active-low'. This could potentially protect the USB port from damage due to over current situations. Signed-off-by: Oleksij Rempel --- arch/arm/boot/dts/imx6qp-prtwd3.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6qp-prtwd3.dts b/arch/arm/boot/dts/imx6qp-prtwd3.dts index a8154c901d4f..657d112ac3a1 100644 --- a/arch/arm/boot/dts/imx6qp-prtwd3.dts +++ b/arch/arm/boot/dts/imx6qp-prtwd3.dts @@ -518,7 +518,7 @@ &usbotg { pinctrl-0 = <&pinctrl_usbotg>; phy_type = "utmi"; dr_mode = "host"; - disable-over-current; + over-current-active-low; status = "okay"; }; -- 2.39.2