| Message ID | 20240801091217.1408809-3-chanh@os.amperecomputing.com |
|---|---|
| State | New |
| Headers | show
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Received: from BL3PR01MB7057.prod.exchangelabs.com (2603:10b6:208:35c::16) by SA1PR01MB6640.prod.exchangelabs.com (2603:10b6:806:1a4::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7807.28; Thu, 1 Aug 2024 09:13:11 +0000 Received: from BL3PR01MB7057.prod.exchangelabs.com ([fe80::b69e:5684:ed7c:4d09]) by BL3PR01MB7057.prod.exchangelabs.com ([fe80::b69e:5684:ed7c:4d09%4]) with mapi id 15.20.7828.021; Thu, 1 Aug 2024 09:13:11 +0000 From: Chanh Nguyen <chanh@os.amperecomputing.com> To: Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org>, Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, OpenBMC Maillist <openbmc@lists.ozlabs.org>, Open Source Submission <patches@amperecomputing.com> Subject: [PATCH 2/6] ARM: dts: aspeed: mtmitchell: Add I2C temperature sensor alias ports Date: Thu, 1 Aug 2024 09:12:12 +0000 Message-ID: <20240801091217.1408809-3-chanh@os.amperecomputing.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240801091217.1408809-1-chanh@os.amperecomputing.com> References: <20240801091217.1408809-1-chanh@os.amperecomputing.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: KL1PR01CA0105.apcprd01.prod.exchangelabs.com (2603:1096:820:3::21) To BL3PR01MB7057.prod.exchangelabs.com (2603:10b6:208:35c::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL3PR01MB7057:EE_|SA1PR01MB6640:EE_ X-MS-Office365-Filtering-Correlation-Id: d04b03e2-98a0-46c9-d1f4-08dcb20a2a15 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|366016|52116014|1800799024|38350700014|921020; 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| Series |
Update the device tree for Ampere's BMC platform
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expand
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diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts index 3a97e88278d5..1679911e4fd8 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts @@ -15,6 +15,14 @@ aliases { serial7 = &uart8; serial8 = &uart9; + /* + * I2C temperature alias port + */ + i2c20 = &i2c4_bus70_chn0; + i2c21 = &i2c4_bus70_chn1; + i2c22 = &i2c4_bus70_chn2; + i2c23 = &i2c4_bus70_chn3; + /* * i2c bus 30-31 assigned to OCP slot 0-1 */
Add the I2C alias ports to read temperature sensors via channels of the I2C muxes. Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com> --- arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts | 8 ++++++++ 1 file changed, 8 insertions(+)