From patchwork Tue May 21 16:03:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= X-Patchwork-Id: 1102907 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="EYxZgIO5"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 457gY91gTyz9s5c for ; Wed, 22 May 2019 02:03:41 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728114AbfEUQDk (ORCPT ); Tue, 21 May 2019 12:03:40 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:38667 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727999AbfEUQDj (ORCPT ); Tue, 21 May 2019 12:03:39 -0400 Received: by mail-wr1-f66.google.com with SMTP id d18so19271344wrs.5; Tue, 21 May 2019 09:03:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=nDVM5JY0UCQQWnTrJayIQkK7SrKOctqqMDMV9spSsxw=; b=EYxZgIO5dsxx3yD9fsqj6fe4T+XzTC5VXoGkGvuywXp8yJRU754xsd8K0OEXIy4UCP g7WTSgirP243yLYV6r0iHdDyQjtQE9zP7Bb5BNSQoll1ld1h4eBB2i/xrNmezqhql3/C nfkGZF04ZpAdquZuprZSg0EOzQFn5b4sA8Pad2z1LwRf5X7OZcVA3hE63IqkRX9dJdqa ax2LdGe+7nTI0JUBsgJw1oIaGXKyS4SOGjtpiMb9f+CWQUyRfM7ALbzDKK7a/UuB0Q1D hLBwRLokrdeLuI6j+34idK2cpYRzi4SBMtYnMoqlVFGTg96NsFRq9fVt1i3U6eLNCM1e BPMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=nDVM5JY0UCQQWnTrJayIQkK7SrKOctqqMDMV9spSsxw=; b=SqGADpYO1NqOLTEKzYbrGPv/nKM9PaMbtnYvHsIy77GVBi0YmQkyQe8uubm9qE0+SL bD96OFoY/SnGvANlKcoissKV2FX2YoGWJoY8lrJHY8whG2dC/Y8qEk+7pDP4S92JhqyA d3024ryLUJ24k028u3ncxCleAIvyACKdiAsOZdvDgC8jT8w3Ym+lHthHfGQMMuSvXvc0 WbXzdIsTdgQqzVodTO4fdgqaAi8b7piVYPWLmBsTkx0CAMfZZLAgPzvLMgkOw96DDVqN YwjPKbqgtb2URFeQL7WTPcRl8TjNdgnVXQcayhH6oRyECHvyjoEYUc9G7YugElCdcl8e SmBQ== X-Gm-Message-State: APjAAAUnC7adAXP9EcCsuqIO8ezJOMRhlRr6eVzr9Ni1MVQ1N3EL6Bqr 4J1HOCnwADWK1/GOXlBQSGQRsIDpBlskVg== X-Google-Smtp-Source: APXvYqw//oVHVQE8dOkatKRTfxOnljBLeM0nGz32xgOKSjeongOCRNazNj5zD0dXglyd7R3Kdi2Jdg== X-Received: by 2002:adf:fc8f:: with SMTP id g15mr52594055wrr.122.1558454617669; Tue, 21 May 2019 09:03:37 -0700 (PDT) Received: from localhost.localdomain (18.189-60-37.rdns.acropolistelecom.net. [37.60.189.18]) by smtp.gmail.com with ESMTPSA id g11sm6853811wrq.89.2019.05.21.09.03.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 21 May 2019 09:03:36 -0700 (PDT) From: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= Subject: [PATCH v4 0/5] Allwinner H6 watchdog support Date: Tue, 21 May 2019 18:03:25 +0200 Message-Id: <20190521160330.28402-1-peron.clem@gmail.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi, Allwinner H6 SoC has two watchdogs. As we are not sure that both A64 and H6 are stricly identical, I have introduced the H6 bindings. After investigation it seems that on some boards the first watchdog doesn't make it properly reboot. Please see details in the commit log. I think it's proper to add it with a comment anyway. The r_watchdog is still available and usable on all the H6 boards. Thanks, Clément Changes since v3: - Remove A64 compatible - Introduce specific bindings for r-wdt Changes since v2: - Reintroduce H6 bindings - Add watchdog Maintainters / ML - Add Martin Ayotte test results Changes since v1: - Use A64 compatible instead of H6 - Remove dt-bindings patch - Change watchdog status to disabled - Add r_watchdog node patch - Add enable sunxi watchdog patch Clément Péron (5): dt-bindings: watchdog: add Allwinner H6 watchdog arm64: dts: allwinner: h6: add watchdog node dt-bindings: watchdog: add Allwinner H6 r_watchdog arm64: dts: allwinner: h6: add r_watchog node arm64: defconfig: enable sunxi watchdog .../devicetree/bindings/watchdog/sunxi-wdt.txt | 2 ++ arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 16 ++++++++++++++++ arch/arm64/configs/defconfig | 1 + 3 files changed, 19 insertions(+)