From patchwork Mon Aug 13 21:16:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Lengfeld X-Patchwork-Id: 10564809 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 11CF71057 for ; Mon, 13 Aug 2018 21:16:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 041E2286FD for ; Mon, 13 Aug 2018 21:16:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E921629469; Mon, 13 Aug 2018 21:16:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B016286FD for ; Mon, 13 Aug 2018 21:16:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730014AbeHNAAT (ORCPT ); Mon, 13 Aug 2018 20:00:19 -0400 Received: from stcim.de ([78.46.90.227]:34452 "EHLO stcim.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729126AbeHNAAT (ORCPT ); Mon, 13 Aug 2018 20:00:19 -0400 Received: from xdsl-87-78-37-34.netcologne.de ([87.78.37.34] helo=localhost.localdomain) by stcim with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1fpKCG-0008Ap-W6; Mon, 13 Aug 2018 23:16:17 +0200 From: Stefan Lengfeld To: linux-i2c@vger.kernel.org Cc: wsa@the-dreams.de, preid@electromag.com.au, j-keerthy@ti.com, tony@atomide.com, nsekhar@ti.com, vigneshr@ti.com, linux-omap@vger.kernel.org Subject: [RFC PATCH 4/4] ARM: dts: phyboard-mira-dl: rely on PMIC for reboot and watchdog Date: Mon, 13 Aug 2018 23:16:14 +0200 Message-Id: <20180813211614.16440-5-contact@stefanchrist.eu> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20180813211614.16440-1-contact@stefanchrist.eu> References: <5bb4b898-acc3-7c73-2285-cf84a88961e6@ti.com> <20180813211614.16440-1-contact@stefanchrist.eu> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Stefan Christ Rely on PMIC watchdog and reboot support. The i.MX6 internal cannot be used, because it does not reset external PMIC voltages on reset. Signed-off-by: Stefan Christ Signed-off-by: Christian Hemp --- arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts b/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts index 9f7f9f98139d..04e2d5a1b998 100644 --- a/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts +++ b/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts @@ -62,3 +62,11 @@ &usdhc1 { status = "okay"; }; + +&wdog1 { + /* + * Rely on PMIC reboot handler. Internal i.MX6 watchdog, that is also + * used for reboot, does not reset all external PMIC voltages on reset. + */ + status = "disabled"; +};