From patchwork Thu Mar 2 13:57:46 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Brandt X-Patchwork-Id: 9600309 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8F14560522 for ; Thu, 2 Mar 2017 14:02:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7F3C727165 for ; Thu, 2 Mar 2017 14:02:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 73D4527F8F; Thu, 2 Mar 2017 14:02:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5887D279B3 for ; Thu, 2 Mar 2017 14:02:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753252AbdCBOCU (ORCPT ); Thu, 2 Mar 2017 09:02:20 -0500 Received: from relmlor4.renesas.com ([210.160.252.174]:52743 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752544AbdCBOCQ (ORCPT ); Thu, 2 Mar 2017 09:02:16 -0500 Received: from unknown (HELO relmlir2.idc.renesas.com) ([10.200.68.152]) by relmlie3.idc.renesas.com with ESMTP; 02 Mar 2017 22:59:05 +0900 Received: from relmlac1.idc.renesas.com (relmlac1.idc.renesas.com [10.200.69.21]) by relmlir2.idc.renesas.com (Postfix) with ESMTP id DAE2C6F4C6; Thu, 2 Mar 2017 22:59:05 +0900 (JST) Received: by relmlac1.idc.renesas.com (Postfix, from userid 0) id BBED880030; Thu, 2 Mar 2017 22:59:05 +0900 (JST) Received: from relmlac1.idc.renesas.com (localhost [127.0.0.1]) by relmlac1.idc.renesas.com (Postfix) with ESMTP id B65888002F; Thu, 2 Mar 2017 22:59:05 +0900 (JST) Received: from relmlii2.idc.renesas.com [10.200.68.66] by relmlac1.idc.renesas.com with ESMTP id YAG03110; Thu, 2 Mar 2017 22:59:05 +0900 X-IronPort-AV: E=Sophos;i="5.35,231,1483974000"; d="scan'208";a="236323989" Received: from unknown (HELO rtamta01.rta.renesas.com) ([143.103.48.75]) by relmlii2.idc.renesas.com with ESMTP; 02 Mar 2017 22:59:04 +0900 Received: from localhost.localdomain (unknown [143.103.58.99]) by rtamta01.rta.renesas.com (Postfix) with ESMTP id 175CA53D; Thu, 2 Mar 2017 13:58:57 +0000 (UTC) From: Chris Brandt To: Wim Van Sebroeck , Guenter Roeck , Sebastian Reichel , Rob Herring , Mark Rutland , Simon Horman , Geert Uytterhoeven Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-watchdog@vger.kernel.org, Chris Brandt Subject: [PATCH v4 3/3] ARM: dts: r7s72100: Add watchdog timer Date: Thu, 2 Mar 2017 08:57:46 -0500 Message-Id: <20170302135746.30550-4-chris.brandt@renesas.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20170302135746.30550-1-chris.brandt@renesas.com> References: <20170302135746.30550-1-chris.brandt@renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add watchdog timer support for RZ/A1. For the RZ/A1, the only way to do a reset is to overflow the WDT, so this is useful even if you don't need the watchdog functionality. Signed-off-by: Chris Brandt Reviewed-by: Geert Uytterhoeven --- v4: * changed from timer@ to watchdog@ v3: * added Reviewed-by v2: * changed "renesas,r7s72100-reset" to "renesas,r7s72100-wdt" * changed "renesas,wdt-reset" to "renesas,rza-wdt" * added interupt property (even though it is not used) * added clocks property --- arch/arm/boot/dts/r7s72100.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi index ed62e19..22f96b7 100644 --- a/arch/arm/boot/dts/r7s72100.dtsi +++ b/arch/arm/boot/dts/r7s72100.dtsi @@ -382,6 +382,13 @@ cache-level = <2>; }; + wdt: watchdog@fcfe0000 { + compatible = "renesas,r7s72100-wdt", "renesas,rza-wdt"; + reg = <0xfcfe0000 0x6>; + interrupts = ; + clocks = <&p0_clk>; + }; + i2c0: i2c@fcfee000 { #address-cells = <1>; #size-cells = <0>;