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Wed, 10 Mar 2021 17:32:24 GMT Received: from b01cxnp22034.gho.pok.ibm.com (b01cxnp22034.gho.pok.ibm.com [9.57.198.24]) by ppma01wdc.us.ibm.com with ESMTP id 3768mh1mh8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 10 Mar 2021 17:32:24 +0000 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 12AHWOe328049800 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Mar 2021 17:32:24 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 12E44AC062; Wed, 10 Mar 2021 17:32:24 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 80D19AC064; Wed, 10 Mar 2021 17:32:23 +0000 (GMT) Received: from v0005c16.aus.stglabs.ibm.com (unknown [9.211.115.36]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTP; Wed, 10 Mar 2021 17:32:23 +0000 (GMT) From: Eddie James To: openbmc@lists.ozlabs.org Subject: [PATCH linux dev-5.10 1/3] ARM: dts: aspeed: rainier: Enable fan watchdog Date: Wed, 10 Mar 2021 11:32:20 -0600 Message-Id: <20210310173222.17556-1-eajames@linux.ibm.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.761 definitions=2021-03-10_10:2021-03-10, 2021-03-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 suspectscore=0 spamscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2103100083 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: , Errors-To: openbmc-bounces+openbmc=archiver.kernel.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 point the BMC stops pulsing it, such as a BMC reboot at runtime. Enable watchdog 2 for BMC reboots. Signed-off-by: Matthew Barth Signed-off-by: Eddie James --- arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts index 85fb60d16fdf..9f34136ec40f 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts @@ -3193,6 +3193,20 @@ flash@0 { }; }; +&wdt1 { + aspeed,reset-type = "none"; + aspeed,external-signal; + aspeed,ext-push-pull; + aspeed,ext-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_wdtrst1_default>; +}; + +&wdt2 { + status = "okay"; +}; + &xdma { status = "okay"; memory-region = <&vga_memory>; -- 2.27.0