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Tue, 11 Dec 2018 05:13:14 +0000 Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::adf8:f49d:deb4:58fd]) by DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::adf8:f49d:deb4:58fd%3]) with mapi id 15.20.1404.026; Tue, 11 Dec 2018 05:13:14 +0000 From: Anson Huang To: "jic23@kernel.org" , "knaack.h@gmx.de" , "lars@metafoo.de" , "pmeerw@pmeerw.net" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "gregkh@linuxfoundation.org" , "martink@posteo.de" , Leonard Crestez , "rtresidd@electromag.com.au" , "gustavo@embeddedor.com" , "linux-iio@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "festevam@gmail.com" , "preid@electromag.com.au" CC: dl-linux-imx Subject: [PATCH V4 1/2] dt-bindings: iio: accel: mma8452: add optional power supply property Thread-Topic: [PATCH V4 1/2] dt-bindings: iio: accel: mma8452: add optional power supply property Thread-Index: AQHUkRA4dxx72hqNAU+qHe784LeveA== Date: Tue, 11 Dec 2018 05:13:14 +0000 Message-ID: <1544504839-10958-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR04CA0066.apcprd04.prod.outlook.com (2603:1096:202:14::34) To DB3PR0402MB3916.eurprd04.prod.outlook.com (2603:10a6:8:10::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: imEkcKmU4CuAS1bMtrs51mvwyph6oWFHsAVlFqmkA5BZxrzOJxiKs+9fIsJqkBvtAVhJqqiUyim86Cqc7zbyk2v03t55vmjnRSG88NhA3eoGCzyUQkmtR7VYBwAk8f1JiN7LH/CvztXLvID3JIvC8K7eIn4R7NNVnm+HzmUXlB1tlhtx2UgTgbqDtIr6FbcjqWAjNQYGVutwHBdYbwAl8enLvQZqa8OnLkARqAMEkl5o56U2EVF3oPsAsp+i13LFTANJR5xdwz2xG5i7YS/rb2jil2oZG72U1Lk6wtfCThst75Xhyu5U1YHpdXKyTkjA spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: a96672df-5512-42fd-76ce-08d65f275a49 X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Dec 2018 05:13:14.7514 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0402MB3868 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The accelerometer's power supply could be controlled by regulator on some platforms, add optional property "vdd/vddio" power supply to let device tree to pass phandles to the regulators to driver. Signed-off-by: Anson Huang --- Documentation/devicetree/bindings/iio/accel/mma8452.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/accel/mma8452.txt b/Documentation/devicetree/bindings/iio/accel/mma8452.txt index 2100e9a..e132394 100644 --- a/Documentation/devicetree/bindings/iio/accel/mma8452.txt +++ b/Documentation/devicetree/bindings/iio/accel/mma8452.txt @@ -20,6 +20,10 @@ Optional properties: - interrupt-names: should contain "INT1" and/or "INT2", the accelerometer's interrupt line in use. + - vdd-supply: phandle to the regulator that provides vdd power to the accelerometer. + + - vddio-supply: phandle to the regulator that provides vddio power to the accelerometer. + Example: mma8453fc@1d {