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Thu, 8 Mar 2018 01:05:54 -0500 Received: from mail-bl2nam02on0103.outbound.protection.outlook.com ([104.47.38.103]:23927 "EHLO NAM02-BL2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750705AbeCHFCT (ORCPT ); Thu, 8 Mar 2018 00:02:19 -0500 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Rask Ingemann Lambertsen , Lee Jones , Sasha Levin Subject: [PATCH AUTOSEL for 4.9 100/190] dt-bindings: mfd: axp20x: Add "xpowers,master-mode" property for AXP806 PMICs Thread-Topic: [PATCH AUTOSEL for 4.9 100/190] dt-bindings: mfd: axp20x: Add "xpowers,master-mode" property for AXP806 PMICs Thread-Index: AQHTtppApcpfKVUjTUyMpuhRQzO0ng== Date: Thu, 8 Mar 2018 04:59:35 +0000 Message-ID: <20180308045810.8041-100-alexander.levin@microsoft.com> References: <20180308045810.8041-1-alexander.levin@microsoft.com> In-Reply-To: <20180308045810.8041-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB1063;7:CPueq8EfOxCZ/g8wPBbxI2mwlD+VxT19En2KrFc+5F+3x9jvt9UcFSacgQ4MS9E/GK0ZEb/eTtgl8hIAPAXG1JvZzqFlrSqk+UIU76TO5Yvm4g9wMxC/gt/53+oyBQRO38HEUGUF7YCgbz8CwarQ3LApkZV/DUWlj8GoLXwb0bcD06eVC7rsXIAlPZgshRZqgeQzp0X1aMS1qyC++GjThgZknD8qH9SR/Wbj9CqTA/2WKpY/MetD1oMDr9jDZVHL;20:bgj7x6Cd1MGAjPPa1G5MM3xs+OwikzstiUb0deu6Xzw1fn66Zw1e+8XQt1sTegk+Mni33PjvTb9i4mKjhS2uujGgeB8N7n5nViC0h/7CI3MVzhoEnrJPut+RhzbR+tGhAUkRlo0KW5CNg+D7TAYGRGBuIav0YXNmX7VX34ycDLw= x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 5e7c2044-b9dd-480d-9462-08d584b1bff6 x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7193020);SRVR:DM5PR2101MB1063; 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x-microsoft-antispam-message-info: sWFTSShFErNzk70Rt8ePo7Ua7rTkP6I8J94gM40sKq+PS+Xa6bsYSEkJj3ObMt0cxACOeIa6uLp4njMxmJBz7+j4MejV924qRUb+nAvfSgcC3AvlXQbidrL7pb4jyAvh8peYbmf4gb7ksVMZhX+kATGJ4MELLTO2LohntWV4nk6aYB7siK6UloQbVcUOCnwbePdgVsALL08ycvIvQnASO7epb2sQkVoG5NSJQRoNUKN8S7nOcYDA7L3faDgr6CA5A6bOR5UrtoxbTXO3e9QdIxoxb80dgOpRfOf5k3X1D3cplk4DoMjlmkufjzIAxeosk1q6JCLzksTH1Xa26/Tr3g== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5e7c2044-b9dd-480d-9462-08d584b1bff6 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Mar 2018 04:59:35.4770 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB1063 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Rask Ingemann Lambertsen [ Upstream commit 8461cf20d17e0090e9236b73d25b31be4f7fadc5 ] commit b101829a029a ("mfd: axp20x: Fix AXP806 access errors on cold boot") was intended to fix the case where a board uses an AXP806 in slave mode, but the boot loader leaves it in master mode for lack of AXP806 support. But now the driver breaks on boards where the PMIC is operating in master mode. To let the device tree describe which mode of operation is needed, this patch introduces a new property "xpowers,master-mode". Fixes: 204ae2963e10 ("mfd: axp20x: Add bindings for AXP806 PMIC") Signed-off-by: Rask Ingemann Lambertsen Acked-by: Chen-Yu Tsai Signed-off-by: Lee Jones Signed-off-by: Sasha Levin --- Documentation/devicetree/bindings/mfd/axp20x.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentati= on/devicetree/bindings/mfd/axp20x.txt index 8f3ad9ab4637..b41d2601c6ba 100644 --- a/Documentation/devicetree/bindings/mfd/axp20x.txt +++ b/Documentation/devicetree/bindings/mfd/axp20x.txt @@ -28,6 +28,9 @@ Optional properties: regulator to drive the OTG VBus, rather then as an input pin which signals whether the board is driving OTG VBus or not. =20 +- x-powers,master-mode: Boolean (axp806 only). Set this when the PMIC is + wired for master mode. The default is slave mode. + - -supply: a phandle to the regulator supply node. May be omitted i= f inputs are unregulated, such as using the IPSOUT output from the PMIC. --=20 2.14.1