From patchwork Wed Mar 1 22:54:55 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Brandt X-Patchwork-Id: 9599211 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 CCD3A604DC for ; Wed, 1 Mar 2017 22:57:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BDE5A26E90 for ; Wed, 1 Mar 2017 22:57:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B2CE827F90; Wed, 1 Mar 2017 22:57:02 +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 230062780C for ; Wed, 1 Mar 2017 22:57:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753531AbdCAW4x (ORCPT ); Wed, 1 Mar 2017 17:56:53 -0500 Received: from relmlor4.renesas.com ([210.160.252.174]:17943 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752994AbdCAW4T (ORCPT ); Wed, 1 Mar 2017 17:56:19 -0500 Received: from unknown (HELO relmlir3.idc.renesas.com) ([10.200.68.153]) by relmlie3.idc.renesas.com with ESMTP; 02 Mar 2017 07:55:37 +0900 Received: from relmlac4.idc.renesas.com (relmlac4.idc.renesas.com [10.200.69.24]) by relmlir3.idc.renesas.com (Postfix) with ESMTP id 29E7441C98; Thu, 2 Mar 2017 07:55:37 +0900 (JST) Received: by relmlac4.idc.renesas.com (Postfix, from userid 0) id 0B8B748014; Thu, 2 Mar 2017 07:55:36 +0900 (JST) Received: from relmlac4.idc.renesas.com (localhost [127.0.0.1]) by relmlac4.idc.renesas.com (Postfix) with ESMTP id E7F2D480A6; Thu, 2 Mar 2017 07:55:36 +0900 (JST) Received: from relmlii2.idc.renesas.com [10.200.68.66] by relmlac4.idc.renesas.com with ESMTP id HBB01393; Thu, 2 Mar 2017 07:55:36 +0900 X-IronPort-AV: E=Sophos;i="5.35,227,1483974000"; d="scan'208";a="236237927" Received: from unknown (HELO rtamta01.rta.renesas.com) ([143.103.48.75]) by relmlii2.idc.renesas.com with ESMTP; 02 Mar 2017 07:55:35 +0900 Received: from localhost.localdomain (unknown [143.103.58.171]) by rtamta01.rta.renesas.com (Postfix) with ESMTP id 1DE1C453; Wed, 1 Mar 2017 22:55:29 +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 v3 3/3] ARM: dts: r7s72100: Add watchdog timer Date: Wed, 1 Mar 2017 17:54:55 -0500 Message-Id: <20170301225455.22818-4-chris.brandt@renesas.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20170301225455.22818-1-chris.brandt@renesas.com> References: <20170301225455.22818-1-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 --- 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..6ecee72 100644 --- a/arch/arm/boot/dts/r7s72100.dtsi +++ b/arch/arm/boot/dts/r7s72100.dtsi @@ -382,6 +382,13 @@ cache-level = <2>; }; + wdt: timer@fcfe0000 { + compatible = "renesas,r7s72100-wdt", "renesas,rza-wdt"; + reg = <0xfcfe0000 0x6>; + interrupts = ; + clocks = <&p0_clk>; + }; + i2c0: i2c@fcfee000 { #address-cells = <1>; #size-cells = <0>;