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Tue, 25 Apr 2023 06:58:12 +0000 From: Chanh Nguyen To: OpenBMC Maillist , Rob Herring , Krzysztof Kozlowski , Joel Stanley , Andrew Jeffery , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/4] ARM: dts: aspeed: mtmitchell: Add I2C Fan Date: Tue, 25 Apr 2023 13:57:13 +0700 Message-Id: <20230425065715.21871-3-chanh@os.amperecomputing.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230425065715.21871-1-chanh@os.amperecomputing.com> References: <20230425065715.21871-1-chanh@os.amperecomputing.com> X-ClientProxiedBy: SG2PR02CA0051.apcprd02.prod.outlook.com (2603:1096:4:54::15) To BYAPR01MB4966.prod.exchangelabs.com (2603:10b6:a03:7e::28) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BYAPR01MB4966:EE_|PH0PR01MB6504:EE_ X-MS-Office365-Filtering-Correlation-Id: 57ef7d1b-cdf7-45aa-c6d4-08db455a6f86 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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It controls the TACH and PWM for Fan Mt.Mitchell system. Signed-off-by: Chanh Nguyen --- arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts index e79f56208b89..6455cf80da0e 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts @@ -477,6 +477,18 @@ line-name = "bmc-ocp0-en-n"; }; }; + + max31790@20 { + compatible = "maxim,max31790"; + reg = <0x20>; + pwm-to-tach = <0 0 0 0 1 1>; + }; + + max31790@2f { + compatible = "maxim,max31790"; + reg = <0x2f>; + pwm-to-tach = <0 0 0 0 1 1>; + }; }; &i2c9 {