From patchwork Thu Feb 16 17:23:19 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Brandt X-Patchwork-Id: 9577775 X-Patchwork-Delegate: geert@linux-m68k.org 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 3B33B60209 for ; Thu, 16 Feb 2017 17:24:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2EA0528629 for ; Thu, 16 Feb 2017 17:24:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2367F28651; Thu, 16 Feb 2017 17:24:08 +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=unavailable 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 D185F28629 for ; Thu, 16 Feb 2017 17:24:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932694AbdBPRYG (ORCPT ); Thu, 16 Feb 2017 12:24:06 -0500 Received: from relmlor4.renesas.com ([210.160.252.174]:52680 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932721AbdBPRYD (ORCPT ); Thu, 16 Feb 2017 12:24:03 -0500 Received: from unknown (HELO relmlir3.idc.renesas.com) ([10.200.68.153]) by relmlie3.idc.renesas.com with ESMTP; 17 Feb 2017 02:24:01 +0900 Received: from relmlac4.idc.renesas.com (relmlac4.idc.renesas.com [10.200.69.24]) by relmlir3.idc.renesas.com (Postfix) with ESMTP id A86C13C823; Fri, 17 Feb 2017 02:24:01 +0900 (JST) Received: by relmlac4.idc.renesas.com (Postfix, from userid 0) id 94B25480A5; Fri, 17 Feb 2017 02:24:01 +0900 (JST) Received: from relmlac4.idc.renesas.com (localhost [127.0.0.1]) by relmlac4.idc.renesas.com (Postfix) with ESMTP id 8629F48014; Fri, 17 Feb 2017 02:24:01 +0900 (JST) Received: from relmlii1.idc.renesas.com [10.200.68.65] by relmlac4.idc.renesas.com with ESMTP id CAE25775; Fri, 17 Feb 2017 02:24:01 +0900 X-IronPort-AV: E=Sophos;i="5.35,169,1483974000"; d="scan'208";a="234017873" Received: from unknown (HELO rtamta01.rta.renesas.com) ([143.103.48.75]) by relmlii1.idc.renesas.com with ESMTP; 17 Feb 2017 02:23:59 +0900 Received: from localhost.localdomain (unknown [143.103.58.208]) by rtamta01.rta.renesas.com (Postfix) with ESMTP id 6279C543; Thu, 16 Feb 2017 17:23:53 +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, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-watchdog@vger.kernel.org, Chris Brandt Subject: [PATCH v2 2/3] watchdog: renesas-wdt: add support for rza Date: Thu, 16 Feb 2017 12:23:19 -0500 Message-Id: <20170216172320.10897-3-chris.brandt@renesas.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20170216172320.10897-1-chris.brandt@renesas.com> References: <20170216172320.10897-1-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 Describe the WDT hardware in the RZ/A series. Signed-off-by: Chris Brandt Reviewed-by: Geert Uytterhoeven Acked-by: Rob Herring --- v2: * added to renesas-wdt.txt instead of creating a new file * changed commit title * added "renesas,rza-wdt" as a fallback * added interrupts property --- Documentation/devicetree/bindings/watchdog/renesas-wdt.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt b/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt index da24e31..9e306af 100644 --- a/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt @@ -2,10 +2,11 @@ Renesas Watchdog Timer (WDT) Controller Required properties: - compatible : Should be "renesas,-wdt", and - "renesas,rcar-gen3-wdt" as fallback. + "renesas,rcar-gen3-wdt" or "renesas,rza-wdt" as fallback. Examples with soctypes are: - "renesas,r8a7795-wdt" (R-Car H3) - "renesas,r8a7796-wdt" (R-Car M3-W) + - "renesas,r7s72100-wdt" (RZ/A1) When compatible with the generic version, nodes must list the SoC-specific version corresponding to the platform first, followed by the generic @@ -17,6 +18,7 @@ Required properties: Optional properties: - timeout-sec : Contains the watchdog timeout in seconds - power-domains : the power domain the WDT belongs to +- interrupts: Some WDTs have an interrupt when used in interval timer mode Examples: