From patchwork Mon Oct 28 02:48:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chin-Ting Kuo X-Patchwork-Id: 13852938 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6F00CD13588 for ; Mon, 28 Oct 2024 03:02:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=G7BiSP+LYgK4F52ldHmNN6aZ/J/wObufvAK63ZXAtZ8=; b=xRvyfiXslMnl4kP3IowTKRpE03 CiiY1hJ+M3OeiPrNnwxY/EpCXgR7EH9wBAXpvuS4SFiRseFHpJaIkLm6krnbH3MvDXaYeAL5BfeS5 28mSqPA9gnrDV0rnkq1zox1QVrq64G3+m6EkMcr0hbxpPDtwl1j59pIpMA1IeUZXkMUHTby+2wjoo 8VXtS2LzKmgBK2phdk3TYAMPZKRCp6HDBxql3iFXKbqatpyoJBd2dESH6tKp6PqmRJ3kESm994wRi DL8wBX3iCTRyk75SMa8Wu79cbswbOh1GsSxNOiOOywrrdABxYU/8emHUOseaLBIuYsylinvcyziAZ rzWl8RQg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t5G1D-00000009Ois-1DVI; Mon, 28 Oct 2024 03:02:11 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t5Fns-00000009Mju-1p5n for linux-arm-kernel@lists.infradead.org; Mon, 28 Oct 2024 02:48:28 +0000 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.12; Mon, 28 Oct 2024 10:48:13 +0800 Received: from aspeedtech.com (192.168.10.152) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1258.12 via Frontend Transport; Mon, 28 Oct 2024 10:48:13 +0800 From: Chin-Ting Kuo To: , , , , , , , , , , , , CC: , , , , , Subject: [PATCH v2 0/3] Update ASPEED WDT bootstatus Date: Mon, 28 Oct 2024 10:48:10 +0800 Message-ID: <20241028024813.2416962-1-chin-ting_kuo@aspeedtech.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241027_194824_497032_E5B062A2 X-CRM114-Status: UNSURE ( 8.24 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch series inherits the patch submitted by Peter. https://patchwork.kernel.org/project/linux-watchdog/patch/20240430143114.1323686-2-peteryin.openbmc@gmail.com/ Besides, the boot status modififed in the WDT driver obeys the rules proposed in the OpenBMC. https://github.com/openbmc/docs/blob/master/designs/bmc-reboot-cause-update.md#proposed-design Moreover, WDT SW restart mechanism is supported by HW since AST2600 platform and is also included in this patch series. Changes in v2: - Support SW restart on AST2600 by default without adding any dts property. Chin-Ting Kuo (3): ARM: dts: aspeed: Add WDT controller into alias field watchdog: aspeed: Update bootstatus handling watchdog: aspeed: Add support for SW restart arch/arm/boot/dts/aspeed/aspeed-g4.dtsi | 2 + arch/arm/boot/dts/aspeed/aspeed-g5.dtsi | 3 + arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 4 + drivers/watchdog/aspeed_wdt.c | 149 ++++++++++++++++++++++-- 4 files changed, 150 insertions(+), 8 deletions(-)