From patchwork Tue May 26 16:54:16 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 6484471 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E46069F38C for ; Tue, 26 May 2015 16:57:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 24B542064E for ; Tue, 26 May 2015 16:57:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 51B8320653 for ; Tue, 26 May 2015 16:57:16 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YxI7q-0004dJ-P4; Tue, 26 May 2015 16:54:46 +0000 Received: from smtp.csie.ntu.edu.tw ([140.112.30.61]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YxI7m-0004TR-BJ for linux-arm-kernel@lists.infradead.org; Tue, 26 May 2015 16:54:42 +0000 Received: from mirror2.csie.ntu.edu.tw (mirror2.csie.ntu.edu.tw [140.112.30.76]) (Authenticated sender: b93043) by smtp.csie.ntu.edu.tw (Postfix) with ESMTPSA id E101A200B5; Wed, 27 May 2015 00:54:19 +0800 (CST) Received: by mirror2.csie.ntu.edu.tw (Postfix, from userid 1000) id D2B135F9F1; Wed, 27 May 2015 00:54:19 +0800 (CST) From: Chen-Yu Tsai To: Maxime Ripard Subject: [PATCH] ARM: dts: sun9i: Add device node for watchdog Date: Wed, 27 May 2015 00:54:16 +0800 Message-Id: <1432659256-13278-1-git-send-email-wens@csie.org> X-Mailer: git-send-email 2.1.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150526_095442_514419_874D86A8 X-CRM114-Status: UNSURE ( 7.61 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: Chen-Yu Tsai , linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On A80 there are 2 watchdogs, one in the main block, and one in the R (special) block. We do not have information on the R block watchdog, other than the register layout is the same, and the interrupt number. Both are able to reset the whole system. Add the main watchdog, in case the R block is used for special purposes like running an RTOS. Signed-off-by: Chen-Yu Tsai --- arch/arm/boot/dts/sun9i-a80.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi index ca272e92b85d..a43ad779ee2f 100644 --- a/arch/arm/boot/dts/sun9i-a80.dtsi +++ b/arch/arm/boot/dts/sun9i-a80.dtsi @@ -565,6 +565,12 @@ clocks = <&osc24M>; }; + wdt: watchdog@06000ca0 { + compatible = "allwinner,sun6i-a31-wdt"; + reg = <0x06000ca0 0x20>; + interrupts = ; + }; + pio: pinctrl@06000800 { compatible = "allwinner,sun9i-a80-pinctrl"; reg = <0x06000800 0x400>;