From patchwork Tue Jan 17 01:40:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allen-KH Cheng X-Patchwork-Id: 643652 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 94CA3C678D4 for ; Tue, 17 Jan 2023 01:40:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235045AbjAQBkt (ORCPT ); Mon, 16 Jan 2023 20:40:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234031AbjAQBkj (ORCPT ); Mon, 16 Jan 2023 20:40:39 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3276F26584; Mon, 16 Jan 2023 17:40:29 -0800 (PST) X-UUID: ea832008960711eda06fc9ecc4dadd91-20230117 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=260WfMFmV7gTCf7bcdowdVdB4l4oCLTurwzBetm6Z5c=; b=XvB2a6HoY/C8stvxCVhWQU0spQxLCzxF88rvHN6cSRSpuRdKPEg8SqqqSMEWRJONs+rz/P5DH7phDtpgZEbpImnZEh6ok2RSToodrdXXLNmL5D17rOeo2NyLc1fUuT3J1I2Ckai1SZN/21Lks9gIc6XZFBtQOQ1C9qGwzaV2F9A=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.18, REQID:2332aea3-cf25-4b84-b007-8f7d0d6da977, IP:0, U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:3ca2d6b, CLOUDID:2f23fef5-ff42-4fb0-b929-626456a83c14, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0 X-CID-BVR: 0 X-UUID: ea832008960711eda06fc9ecc4dadd91-20230117 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 55876540; Tue, 17 Jan 2023 09:40:26 +0800 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Tue, 17 Jan 2023 09:40:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Tue, 17 Jan 2023 09:40:25 +0800 From: Allen-KH Cheng To: Wim Van Sebroeck , Guenter Roeck , Krzysztof Kozlowski , Matthias Brugger , Rob Herring , CC: , , , , , Allen-KH Cheng Subject: [PATCH v3 0/2] mtk-wdt: Add reset-by-toprgu support Date: Tue, 17 Jan 2023 09:40:21 +0800 Message-ID: <20230117014023.2993-1-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org This series is based on next-20230116. TOPRGU = Top Reset Generation Unit In some cases, we may need TOPRGU to reset the wdt timer after system resets. Provide a reset_by_toprgu parameter for configuration. We can disable or enable it by adding reset_by_toprgu in dts. Changes since v2: - Correct the description Changes since v1: - Add more information in bindings - Modify some words in the commit message Allen-KH Cheng (2): dt-bindings: watchdog: mtk-wdt: Add reset-by-toprgu support watchdog: mtk_wdt: Add reset_by_toprgu support .../devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml | 6 ++++++ drivers/watchdog/mtk_wdt.c | 7 +++++++ 2 files changed, 13 insertions(+) Acked-by: Krzysztof Kozlowski