From patchwork Thu Nov 3 22:39:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrizio Castro X-Patchwork-Id: 15235 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp36677wru; Thu, 3 Nov 2022 15:48:11 -0700 (PDT) X-Google-Smtp-Source: AMsMyM4S/O6axioEenwpEfbPkHi8LJGNSp2Iz57qyrPK43nYIWoIe70PJ1SxZknjeqZCK5yYebXw X-Received: by 2002:a17:903:120d:b0:178:a6ca:b974 with SMTP id l13-20020a170903120d00b00178a6cab974mr32091672plh.8.1667515691602; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1667515691; cv=none; d=google.com; s=arc-20160816; b=Pr8dtrMHibO18aqc+mSyyWUmhYdZCYeQHeXXj8zT6L/Zr/Jc6102IjpnjgxIPm0i/h zo9D7oQEY/kNbNNGFyjmKhSWAZO0Nsk2GwyqQxqX87hZ9/lQC2w5SVRxLdaCOGkqbtNM ey5IOkxapfS+V/+Z131K9YXybgpn2WgdKR/O4TJJ2xAnQUtGGICTsV4tskfj4qNwQXLr 5Fd8mdTzcJbIeM/dFR/gOuhR24lVK/+BcueUXgMnHpQLmd7z6djMEjeoihySS41g/p5E A4fC+bJOnV8s5926q4+61mAF5OPFB1OZE/TT4HWOLQT+OpdAwhEPWhPLJS/DmhYVSq4E SP8g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=/74co7dZaPrNez9YuUf4LRh/SMhk6N9VYsDxDvbTr80=; b=tilwsInSkH9d8Iv0NZDnvKINtPHhPy4iICzz0JNmnzJRZvMG+Z8FNwyA6AhiEQZAr+ zStZFU2k06Caf/8k2k3Eoknp7BKOoRFtDm0kmabD220kKjCbq0XD4YvBoMyF6kIRJDPl fXVOH87GR0hlnupwTXPrwsaaNUVzth4ggVUNECMmh2400xG5l/lTCZIqJYo+feDMonjR arbyHLnLBwALhnia8Gyo1bNKYTAuIUdRPhN/jaFD9r1XOVCwhqPZl4I5xtMO2uvG4Xqg +NJioggTa5bYmR3Q5Iptk8FBggb4bVgsgZzrPAR3z3DIUYCZxviMO/J6IKEvC7SWcZz6 csnA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i7-20020a17090332c700b001869fc56c40si2560288plr.103.2022.11.03.15.47.14; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231722AbiKCWkV (ORCPT + 99 others); Thu, 3 Nov 2022 18:40:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231406AbiKCWkR (ORCPT ); Thu, 3 Nov 2022 18:40:17 -0400 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 38C731EEC7; Thu, 3 Nov 2022 15:40:16 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.96,135,1665414000"; d="scan'208";a="141405070" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 04 Nov 2022 07:40:15 +0900 Received: from mulinux.home (unknown [10.226.92.174]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 41EFA400A8BF; Fri, 4 Nov 2022 07:40:09 +0900 (JST) From: Fabrizio Castro To: Rob Herring , Krzysztof Kozlowski , Wim Van Sebroeck , Guenter Roeck , Geert Uytterhoeven Cc: Fabrizio Castro , Magnus Damm , Biju Das , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, Chris Paterson , Biju Das , Fabrizio Castro , Laurent Pinchart , Jacopo Mondi Subject: [PATCH 1/3] watchdog: rzg2l_wdt: Fix reboot for RZ/V2M Date: Thu, 3 Nov 2022 22:39:54 +0000 Message-Id: <20221103223956.50575-2-fabrizio.castro.jz@renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> References: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1748516934260537283?= X-GMAIL-MSGID: =?utf-8?q?1748516934260537283?= The setting for the RZ/V2M watchdog cannot be changed once the watchdog has been enabled, unless the IP gets reset. The current implementation of the restart callback assumes that the watchdog is not enabled, but that's not always the case, and it leads to longer than necessary reboot times if the watchdog is already running. Always reset the RZ/V2M watchdog first, so that we can always restart quickly. Fixes: ec122fd94eeb ("watchdog: rzg2l_wdt: Add rzv2m support") Signed-off-by: Fabrizio Castro Reviewed-by: Geert Uytterhoeven Reviewed-by: Guenter Roeck --- drivers/watchdog/rzg2l_wdt.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/watchdog/rzg2l_wdt.c b/drivers/watchdog/rzg2l_wdt.c index 974a4194a8fd..00438ceed17a 100644 --- a/drivers/watchdog/rzg2l_wdt.c +++ b/drivers/watchdog/rzg2l_wdt.c @@ -145,10 +145,10 @@ static int rzg2l_wdt_restart(struct watchdog_device *wdev, { struct rzg2l_wdt_priv *priv = watchdog_get_drvdata(wdev); - clk_prepare_enable(priv->pclk); - clk_prepare_enable(priv->osc_clk); - if (priv->devtype == WDT_RZG2L) { + clk_prepare_enable(priv->pclk); + clk_prepare_enable(priv->osc_clk); + /* Generate Reset (WDTRSTB) Signal on parity error */ rzg2l_wdt_write(priv, 0, PECR); @@ -157,6 +157,11 @@ static int rzg2l_wdt_restart(struct watchdog_device *wdev, } else { /* RZ/V2M doesn't have parity error registers */ + reset_control_reset(priv->rstc); + + clk_prepare_enable(priv->pclk); + clk_prepare_enable(priv->osc_clk); + wdev->timeout = 0; /* Initialize time out */ From patchwork Thu Nov 3 22:39:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrizio Castro X-Patchwork-Id: 15236 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp36682wru; Thu, 3 Nov 2022 15:48:12 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7xPPQWOpS4fJTxX2FRARswY539o2fQtye9GYPxVUDFk03KA8elgp4ltNCAB/OKTPtLuwC7 X-Received: by 2002:a63:90c9:0:b0:46e:dd5a:d921 with SMTP id a192-20020a6390c9000000b0046edd5ad921mr27894019pge.282.1667515691809; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1667515691; cv=none; d=google.com; s=arc-20160816; b=ugE6p6JdQBTbhIaTBjsV7hi43Lr1YO25w8yYSsvbc+OEIqpAiVaSQUIEZR+J6FiFWa WsZN12S82Q/2RNLsrGRvwAhXfedeRCuRMy1y15TKpZ32Lv4rHPd0c5/2wAdWpeNAOHQE L7u8hjn8ser+6LSL7uTI0iNRTHOmcZZSTid5AAmCKf8ZSKPg/8Xr1Zd7QE3BxCw6bcoh yL8OKjHCvkRHjAcPcf0jGt/YQ7PdljDtj3tLN25MQlLaT78tuAeyS3jbSHIe3SN7O91B 1cOq9bf2RjzAXswVK7GrDI8N3eBuKpuxvuseCBKRi3k1e8yXXgB7bbI/Mpg7tIsl17Yk O+vA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=6/qQYAtnG4LA1MxIAT9ce29JHEjKiiMr1RmPQSssqmI=; b=RZTz0lbwKqdMX1sUO1QR/5ch5sfH4zzqzNMBJxfv6ZYJmKN7Jt4ft+dSsBm/2uftWa tNefxrpDnHbwqDup3ZiayIyvwNzsqPDEkU1h53KOf0lb7G9f6aBsesfHRVnxqsNa2DjC C2+MaQAAE3ir4xgWp5IOeTRLxq26xzfsLUvUPRg23jPUtwX3ZaT6SPu4SXh5QX+nkCIb Xl5k1UXnCkYo8rxKH2c6P3YLcb6zS5qtYFRPSnEkXIog79fnJyKqPbTccbYmbBt3Yuyz watWhlBu8CXVvsN46dJpyPCqeAt1TL71M8CLAsDloxgoPDl3YV401FrgN8wA086oVqeu Czfw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id mw18-20020a17090b4d1200b00213defacf97si1462712pjb.163.2022.11.03.15.47.16; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231801AbiKCWkb (ORCPT + 99 others); Thu, 3 Nov 2022 18:40:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231737AbiKCWkX (ORCPT ); Thu, 3 Nov 2022 18:40:23 -0400 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 980BF1EEF9; Thu, 3 Nov 2022 15:40:21 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.96,135,1665414000"; d="scan'208";a="141405084" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 04 Nov 2022 07:40:21 +0900 Received: from mulinux.home (unknown [10.226.92.174]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id E4BA0400A8BF; Fri, 4 Nov 2022 07:40:15 +0900 (JST) From: Fabrizio Castro To: Rob Herring , Krzysztof Kozlowski , Wim Van Sebroeck , Guenter Roeck , Geert Uytterhoeven Cc: Fabrizio Castro , Magnus Damm , Biju Das , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, Chris Paterson , Biju Das , Fabrizio Castro , Laurent Pinchart , Jacopo Mondi Subject: [PATCH 2/3] arm64: dts: renesas: r9a09g011: Add watchdog node Date: Thu, 3 Nov 2022 22:39:55 +0000 Message-Id: <20221103223956.50575-3-fabrizio.castro.jz@renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> References: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1748516933751852170?= X-GMAIL-MSGID: =?utf-8?q?1748516933751852170?= The r9a09g011 (a.k.a. RZ/V2M) comes with two watchdog IPs, but Linux is only allowed one. Add a node for the watchdog allowed to Linux to the SoC specific dtsi. Signed-off-by: Fabrizio Castro Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g011.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi index fb1a97202c38..9859c717bd10 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi @@ -161,6 +161,19 @@ uart0: serial@a4040000 { status = "disabled"; }; + wdt0: watchdog@a4050000 { + compatible = "renesas,r9a09g011-wdt", + "renesas,rzv2m-wdt"; + reg = <0 0xa4050000 0 0x80>; + clocks = <&cpg CPG_MOD R9A09G011_WDT0_PCLK>, + <&cpg CPG_MOD R9A09G011_WDT0_CLK>; + clock-names = "pclk", "oscclk"; + interrupts = ; + resets = <&cpg R9A09G011_WDT0_PRESETN>; + power-domains = <&cpg>; + status = "disabled"; + }; + pinctrl: pinctrl@b6250000 { compatible = "renesas,r9a09g011-pinctrl"; reg = <0 0xb6250000 0 0x800>; From patchwork Thu Nov 3 22:39:56 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrizio Castro X-Patchwork-Id: 15234 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp36673wru; Thu, 3 Nov 2022 15:48:11 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6kTgI/N/q81IbvCCmLIxiUCM5EyNFA0CmJ3MJXIKIciUhQ5vaYNCOt8S0umbtvrqR10QDf X-Received: by 2002:a17:902:ccc4:b0:186:6fcb:3fcf with SMTP id z4-20020a170902ccc400b001866fcb3fcfmr32141223ple.100.1667515691099; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1667515691; cv=none; d=google.com; s=arc-20160816; b=JObx0VZVh5FpcgDmTsTpluOjHPaBuwhvLA8AqIxtGMZiD/C0EYG2Qb6pXgQmWSr/lI sHgXYmITNg4y4lAzllK8yqpdeAnw9NVNF3RWsEH++jFlY07QDyurgAnh8kMB86BDPFAB hl4EvRdHzZ1vVlSrNdRbxtOdcdDNEO64Cg7ulGLT+56cS58FnSEKtHAuoCuX8Wi6kUZG aqzMZpFVR1dlytLMGxQByWJ4yhOyNiX/HUCERg9I1UtdSE8oPHarfp5/5lHB1AAaLaJE JC/NDMugp4r0UlysEmGSNyvQAtr95MLjt0GCR9GjvTKidvFrg6QbqztXiZhfi3lV4wLI +7/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=wMphkxJYv7HvTrUbsGFewlGvH/RKvbY397mSOt8qDCU=; b=Oq9tsP+k/GSPVKKjVx0DUdng0DtwTsgMznu+8pH1kBXNWNnFJsmrcwEH511fmt4Qqo iLjPeFNDMIjOMNq+yF7OlUdGmAt7Vq9WuhWTRiBOfA38U8EO1vPuOkt5zHmsF+TfVq8z TZYr7drf7Hdg0NNfzY6YL8NFKKbHKL8iyd4rck94cXKcYb9grkOWcw8i01AUTO05k2t5 Tl5dcqVgGzf8v7YFlY9W+HcVk2R9mZ0lFOJF8aVw+1MOtlrg9WD15lUtsxba3rKuq8Se cfGJ1a5+fAazY8FtriT6QyL2V0na98GsC4of1wO3Uhr2V1J3IGFhv1J51Ar/OvTn9BZe 7PJQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id c22-20020a631c56000000b0046eda1d5784si2739041pgm.462.2022.11.03.15.47.31; Thu, 03 Nov 2022 15:48:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=renesas.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231749AbiKCWkm (ORCPT + 99 others); Thu, 3 Nov 2022 18:40:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231733AbiKCWk3 (ORCPT ); Thu, 3 Nov 2022 18:40:29 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 0309E20F65; Thu, 3 Nov 2022 15:40:26 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.96,135,1665414000"; d="scan'208";a="138899989" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 04 Nov 2022 07:40:26 +0900 Received: from mulinux.home (unknown [10.226.92.174]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 910F14005B31; Fri, 4 Nov 2022 07:40:21 +0900 (JST) From: Fabrizio Castro To: Rob Herring , Krzysztof Kozlowski , Wim Van Sebroeck , Guenter Roeck , Geert Uytterhoeven Cc: Fabrizio Castro , Magnus Damm , Biju Das , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, Chris Paterson , Biju Das , Fabrizio Castro , Laurent Pinchart , Jacopo Mondi Subject: [PATCH 3/3] arm64: dts: renesas: v2mevk2: Enable watchdog Date: Thu, 3 Nov 2022 22:39:56 +0000 Message-Id: <20221103223956.50575-4-fabrizio.castro.jz@renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> References: <20221103223956.50575-1-fabrizio.castro.jz@renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1748516933482795700?= X-GMAIL-MSGID: =?utf-8?q?1748516933482795700?= Enable the watchdog so that we can reboot the system. Signed-off-by: Fabrizio Castro Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g011-v2mevk2.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g011-v2mevk2.dts b/arch/arm64/boot/dts/renesas/r9a09g011-v2mevk2.dts index 5c15d73d059f..11e1d51c7c0e 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g011-v2mevk2.dts +++ b/arch/arm64/boot/dts/renesas/r9a09g011-v2mevk2.dts @@ -83,3 +83,7 @@ i2c2_pins: i2c2 { &uart0 { status = "okay"; }; + +&wdt0 { + status = "okay"; +};