From patchwork Thu Apr 22 02:45:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qing Wang X-Patchwork-Id: 426622 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 0BC71C433ED for ; Thu, 22 Apr 2021 02:45:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4F3761450 for ; Thu, 22 Apr 2021 02:45:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234258AbhDVCqV (ORCPT ); Wed, 21 Apr 2021 22:46:21 -0400 Received: from mail-m121145.qiye.163.com ([115.236.121.145]:43256 "EHLO mail-m121145.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230338AbhDVCqV (ORCPT ); Wed, 21 Apr 2021 22:46:21 -0400 Received: from vivo-HP-ProDesk-680-G4-PCI-MT.vivo.xyz (unknown [58.251.74.232]) by mail-m121145.qiye.163.com (Hmail) with ESMTPA id EF26180012E; Thu, 22 Apr 2021 10:45:44 +0800 (CST) From: Wang Qing To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Matthias Brugger , linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Wang Qing Subject: [PATCH V6 2/2] doc: mtk-wdt: support pre-timeout when the bark irq is available Date: Thu, 22 Apr 2021 10:45:32 +0800 Message-Id: <1619059532-17805-3-git-send-email-wangqing@vivo.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1619059532-17805-1-git-send-email-wangqing@vivo.com> References: <1619059532-17805-1-git-send-email-wangqing@vivo.com> X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZS1VLWVdZKFlBSE83V1ktWUFJV1kPCR oVCBIfWUFZGkNDS1ZMHRoYTR5JTBofGU1VEwETFhoSFyQUDg9ZV1kWGg8SFR0UWUFZT0tIVUpKS0 hKTFVLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6NSI6Mio5Sj8NPA8aMFFNFSoy CipPCy9VSlVKTUpCS05CTk9OTElLVTMWGhIXVQwaFRwKEhUcOw0SDRRVGBQWRVlXWRILWUFZTkNV SU5KVUxPVUlISVlXWQgBWUFJSkhINwY+ X-HM-Tid: 0a78f77814f4b03akuuuef26180012e Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Add description of pre-timeout in mtk-wdt. Signed-off-by: Wang Qing --- Documentation/devicetree/bindings/watchdog/mtk-wdt.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt index e36ba60..ae57d6c --- a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt @@ -1,5 +1,8 @@ Mediatek SoCs Watchdog timer +The watchdog supports a pre-timeout interrupt that fires timeout-sec/2 +before the expiry. + Required properties: - compatible should contain: