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Wed, 10 Mar 2021 17:32:24 +0000 (GMT) From: Eddie James To: openbmc@lists.ozlabs.org Subject: [PATCH linux dev-5.10 2/3] ARM: dts: aspeed: everest: Enable fan watchdog Date: Wed, 10 Mar 2021 11:32:21 -0600 Message-Id: <20210310173222.17556-2-eajames@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210310173222.17556-1-eajames@linux.ibm.com> References: <20210310173222.17556-1-eajames@linux.ibm.com> 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 adultscore=0 clxscore=1015 mlxlogscore=999 mlxscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 lowpriorityscore=0 spamscore=0 bulkscore=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-everest.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts index f33c22f824cd..4836750776d0 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts @@ -2335,6 +2335,20 @@ &mac3 { use-ncsi; }; +&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