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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D8C11C433E0 for ; Mon, 29 Jun 2020 21:52:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AB663206A5 for ; Mon, 29 Jun 2020 21:52:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593467566; bh=oqOzstyS6Poeb0QoznX9WUTIjyYQlORjyJQqIL90QTk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=NfU95HQBrK1E03Xo5pcPMsapOY4R74IYZ/AsRgGgpo6D5nykg4h85d3mgxZ79iJvE 0l1RSciV1sObqZ7FlC7039z1dYwAgPArxohuBU8SbsZZGWKdBJJrB33cWZKCUfrgBv Ua3g2iJJnF1zBuDjyXcr8H27ultGc0NFHboQgTcg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404194AbgF2Vwp (ORCPT ); Mon, 29 Jun 2020 17:52:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:56792 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726623AbgF2Sfj (ORCPT ); Mon, 29 Jun 2020 14:35:39 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3E4F9247DF; Mon, 29 Jun 2020 15:22:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593444148; bh=oqOzstyS6Poeb0QoznX9WUTIjyYQlORjyJQqIL90QTk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H8Un/ZsZ9m65JMdw9VSunrlT0xD9Gbh+f7l6GTFOK/Gl0OYvrUeC3agBibZ/ZarNb B1uBXLmSztgLFV+ZpDGbtulNE8oSTfjANr8AT4UqTfBYt7yVeveqM5fj2Q8P3ulPrx HZc26eeLueQjlrUCuh64MVJ2G1LVW66ZOeYN1PvE= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Frieder Schrempf , Shawn Guo , Greg Kroah-Hartman Subject: [PATCH 5.7 254/265] ARM: dts: imx6ul-kontron: Change WDOG_ANY signal from push-pull to open-drain Date: Mon, 29 Jun 2020 11:18:07 -0400 Message-Id: <20200629151818.2493727-255-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200629151818.2493727-1-sashal@kernel.org> References: <20200629151818.2493727-1-sashal@kernel.org> MIME-Version: 1.0 X-KernelTest-Patch: http://kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.7.7-rc1.gz X-KernelTest-Tree: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git X-KernelTest-Branch: linux-5.7.y X-KernelTest-Patches: git://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git X-KernelTest-Version: 5.7.7-rc1 X-KernelTest-Deadline: 2020-07-01T15:14+00:00 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Frieder Schrempf commit d22a16cc92e04d053fd807ef3587e4f135e4206f upstream. The WDOG_ANY signal is connected to the RESET_IN signal of the SoM and baseboard. It is currently configured as push-pull, which means that if some external device like a programmer wants to assert the RESET_IN signal by pulling it to ground, it drives against the high level WDOG_ANY output of the SoC. To fix this we set the WDOG_ANY signal to open-drain configuration. That way we make sure that the RESET_IN can be asserted by the watchdog as well as by external devices. Fixes: 1ea4b76cdfde ("ARM: dts: imx6ul-kontron-n6310: Add Kontron i.MX6UL N6310 SoM and boards") Cc: stable@vger.kernel.org Signed-off-by: Frieder Schrempf Signed-off-by: Shawn Guo Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/imx6ul-kontron-n6x1x-som-common.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6ul-kontron-n6x1x-som-common.dtsi b/arch/arm/boot/dts/imx6ul-kontron-n6x1x-som-common.dtsi index fc316408721d0..61ba21a605a81 100644 --- a/arch/arm/boot/dts/imx6ul-kontron-n6x1x-som-common.dtsi +++ b/arch/arm/boot/dts/imx6ul-kontron-n6x1x-som-common.dtsi @@ -116,7 +116,7 @@ pinctrl_wdog: wdoggrp { fsl,pins = < - MX6UL_PAD_GPIO1_IO09__WDOG1_WDOG_ANY 0x30b0 + MX6UL_PAD_GPIO1_IO09__WDOG1_WDOG_ANY 0x18b0 >; }; }; -- 2.25.1