From patchwork Wed Jul 20 12:30:11 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 591946 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 4C7F4C433EF for ; Wed, 20 Jul 2022 12:30:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237411AbiGTMaj (ORCPT ); Wed, 20 Jul 2022 08:30:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233028AbiGTMag (ORCPT ); Wed, 20 Jul 2022 08:30:36 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 796CF192AE; Wed, 20 Jul 2022 05:30:32 -0700 (PDT) X-UUID: ec66b3dd1fc84929b747f6dff9687beb-20220720 X-CID-P-RULE: Spam_GS6885AD X-CID-O-INFO: VERSION:1.1.8, REQID:1bff3b8c-5fad-4dda-9103-98793496e1dc, OB:0, LO B:10,IP:0,URL:0,TC:0,Content:51,EDM:0,RT:0,SF:95,FILE:0,RULE:Spam_GS6885AD ,ACTION:quarantine,TS:146 X-CID-INFO: VERSION:1.1.8, REQID:1bff3b8c-5fad-4dda-9103-98793496e1dc, OB:0, LOB: 10,IP:0,URL:0,TC:0,Content:51,EDM:0,RT:0,SF:95,FILE:0,RULE:Spam_US65DF41,A CTION:quarantine,TS:146 X-CID-META: VersionHash:0f94e32, CLOUDID:cc8dcd64-0b3f-4b2c-b3a6-ed5c044366a0, C OID:4fba6e918126,Recheck:0,SF:28|17|19|48|801,TC:nil,Content:3,EDM:-3,IP:n il,URL:0,File:nil,QS:nil,BEC:nil,COL:0 X-UUID: ec66b3dd1fc84929b747f6dff9687beb-20220720 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1720123659; Wed, 20 Jul 2022 20:30:26 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Wed, 20 Jul 2022 20:30:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 20 Jul 2022 20:30:25 +0800 From: Tinghan Shen To: Yong Wu , Joerg Roedel , "Will Deacon" , Robin Murphy , Rob Herring , Krzysztof Kozlowski , Lee Jones , Matthias Brugger , Tinghan Shen , AngeloGioacchino Del Regno , MandyJH Liu CC: , , , , , , Fengquan Chen Subject: [PATCH v3 09/21] arm64: dts: mt8195: Disable watchdog external reset signal Date: Wed, 20 Jul 2022 20:30:11 +0800 Message-ID: <20220720123023.13500-10-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220720123023.13500-1-tinghan.shen@mediatek.com> References: <20220720123023.13500-1-tinghan.shen@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Disable the external output reset signal of watchdog reset to avoid losing the reset reason stored in the watchdog registers. Signed-off-by: Fengquan Chen Signed-off-by: Tinghan Shen Reviewed-by: AngeloGioacchino Del Regno --- arch/arm64/boot/dts/mediatek/mt8195.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi index 066c14989708..436687ba826f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi @@ -327,6 +327,7 @@ watchdog: watchdog@10007000 { compatible = "mediatek,mt8195-wdt", "mediatek,mt6589-wdt"; + mediatek,disable-extrst; reg = <0 0x10007000 0 0x100>; };