From patchwork Wed Feb 3 22:24:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Barth X-Patchwork-Id: 1435664 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DWGTP6zRcz9sWm for ; Thu, 4 Feb 2021 09:25:13 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=d0DGH0ll; dkim-atps=neutral Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4DWGTN4nT5zDwnB for ; 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Wed, 03 Feb 2021 22:24:40 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp07027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 113MOd8l26345896 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 3 Feb 2021 22:24:39 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5254FC605A; Wed, 3 Feb 2021 22:24:39 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9DF66C6055; Wed, 3 Feb 2021 22:24:38 +0000 (GMT) Received: from MSBARTH-P50.aus.stglabs.ibm.com (unknown [9.163.45.205]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 3 Feb 2021 22:24:38 +0000 (GMT) From: Matthew Barth To: openbmc@lists.ozlabs.org, joel@jms.id.au Subject: [PATCH linux dev-5.8] ARM: dts: aspeed: rainier: Enable fan watchdog Date: Wed, 3 Feb 2021 16:24:36 -0600 Message-Id: <20210203222436.2469871-1-msbarth@linux.ibm.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.737 definitions=2021-02-03_08:2021-02-03, 2021-02-03 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 spamscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 adultscore=0 impostorscore=0 suspectscore=0 phishscore=0 mlxlogscore=999 malwarescore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2102030130 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mspinler@linux.ibm.com, eajames@linux.ibm.com Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" Set watchdog 1 to pulse the fan watchdog circuit that drives the FAULT pin of the MAX31785, resulting in fans running at full speed if at any time the BMC stops pulsing the circuit, such as during a BMC reboot at runtime. Signed-off-by: Matthew Barth --- arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts index bcc4568d8521..e78a2d673dd4 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts @@ -1188,6 +1188,16 @@ eeprom@50 { }; }; +&wdt1 { + aspeed,reset-type = "none"; + aspeed,external-signal; + aspeed,ext-push-pull; + aspeed,ext-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_wdtrst1_default>; +}; + &vuart1 { status = "okay"; };