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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by DS2PEPF0000343F.mail.protection.outlook.com (10.167.18.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7113.14 via Frontend Transport; Wed, 20 Dec 2023 13:12:18 +0000 Received: from localhost (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.34; Wed, 20 Dec 2023 07:12:16 -0600 From: Michal Simek To: , , , CC: Conor Dooley , Guenter Roeck , Jean Delvare , Krzysztof Kozlowski , Rob Herring , , Subject: [PATCH 1/2] dt-bindings: hwmon: ina2xx: Add label property Date: Wed, 20 Dec 2023 14:12:13 +0100 Message-ID: <6f3c57d08984c1978569d3918cb38eb295c0c67d.1703077926.git.michal.simek@amd.com> X-Mailer: git-send-email 2.36.1 Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Dec 2023 13:12:18.9716 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3cba849a-11d6-4d71-14f7-08dc015d4b87 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF0000343F.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY5PR12MB6058 Add a label property to allow a custom name to be used for identifying a device on the board. This is useful when multiple devices are present on the same board. Similar change was done by commit ffae65fb1ae4 ("dt-bindings: spi: spi-cadence: Add label property"). Signed-off-by: Michal Simek Reviewed-by: Krzysztof Kozlowski --- zcu102 is using this feature --- Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml index 378d1f6aeeb3..8e5c1935b5f4 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml @@ -32,6 +32,9 @@ properties: reg: maxItems: 1 + label: + description: A descriptive name for this device. + shunt-resistor: description: Shunt resistor value in micro-Ohm. @@ -77,6 +80,7 @@ examples: power-sensor@44 { compatible = "ti,ina220"; reg = <0x44>; + label = "vdd_3v0"; shunt-resistor = <1000>; vs-supply = <&vdd_3v0>; }; From patchwork Wed Dec 20 13:12:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Simek X-Patchwork-Id: 13500051 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2070.outbound.protection.outlook.com [40.107.244.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F195B2CCB4; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Dec 2023 13:12:22.1568 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d6b9dbbf-30d8-40b2-b88e-08dc015d4d6a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF0000343E.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR12MB6939 There are two drivers in the Linux kernel. One is hwmon based and second IIO. IIO version requires to define #io-channel-cells to operate. Signed-off-by: Michal Simek Reviewed-by: Krzysztof Kozlowski --- zynqmp zcu102 uses this feature too. --- Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml index 8e5c1935b5f4..f324b627bf9c 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml @@ -32,6 +32,9 @@ properties: reg: maxItems: 1 + "#io-channel-cells": + const: 1 + label: description: A descriptive name for this device. @@ -80,6 +83,7 @@ examples: power-sensor@44 { compatible = "ti,ina220"; reg = <0x44>; + #io-channel-cells = <1>; label = "vdd_3v0"; shunt-resistor = <1000>; vs-supply = <&vdd_3v0>;