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Mon, 3 Sep 2018 09:54:09 +0000 Received: from VI1PR0402MB3854.eurprd04.prod.outlook.com ([fe80::897:f79:30db:fffb]) by VI1PR0402MB3854.eurprd04.prod.outlook.com ([fe80::897:f79:30db:fffb%3]) with mapi id 15.20.1101.016; Mon, 3 Sep 2018 09:54:09 +0000 From: Prabhakar Kushwaha To: Yogesh Narayan Gaur , "linux-mtd@lists.infradead.org" , "boris.brezillon@bootlin.com" , "marek.vasut@gmail.com" , "linux-spi@vger.kernel.org" , "devicetree@vger.kernel.org" CC: "robh@kernel.org" , "mark.rutland@arm.com" , "shawnguo@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "computersforpeace@gmail.com" , "frieder.schrempf@exceet.de" , "linux-kernel@vger.kernel.org" , Yogesh Narayan Gaur Subject: RE: [PATCH 4/7] dt-bindings: spi: add binding file for NXP FlexSPI driver Thread-Topic: [PATCH 4/7] dt-bindings: spi: add binding file for NXP FlexSPI driver Thread-Index: AQHUQRXqXHufO5GR/k6Z3bXrn70xkqTeVVkw Date: Mon, 3 Sep 2018 09:54:08 +0000 Message-ID: References: <1535711404-29528-1-git-send-email-yogeshnarayan.gaur@nxp.com> <1535711404-29528-5-git-send-email-yogeshnarayan.gaur@nxp.com> In-Reply-To: <1535711404-29528-5-git-send-email-yogeshnarayan.gaur@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=prabhakar.kushwaha@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: xqUEPBLTb5kVF0MwPtqTpxVs97rzW+a8eESW5bg9+uwvzRy7uJ4rPThvkgMOXElzCMCS7sgSApEVMCLB3+9K9LSl7V4JcPmu5E95ZzB/VSBg4oVZp+XxpfwSy8ptrj8PHTorwsGSmuFvcQqLd2q95jvuVZKbbU33LmtX6Y8N21EnpAG296/urRKNYckUIVTk6izQxILfRhrFvwtx1JzYj3D3V6qnhWg3OM2QXrZKEj7nnSlzH8J18VmIuCLQlOXqMXeU0b8EHAZSVEiLvdpefmeBfp5/3a3IJwOLT4TugNVE5OrdN709gjDW1TEEe41nDRW5ibFZQ1+ui1Gy9KNb+mNJS9xwP3aJJp8SjFseAa4= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9b740554-25cd-49cf-07cf-08d6118331a8 X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Sep 2018 09:54:09.0049 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR0402MB3453 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dear Yogesh, > -----Original Message----- > From: linux-kernel-owner@vger.kernel.org owner@vger.kernel.org> On Behalf Of Yogesh Gaur > Sent: Friday, August 31, 2018 4:00 PM > To: linux-mtd@lists.infradead.org; boris.brezillon@bootlin.com; > marek.vasut@gmail.com; linux-spi@vger.kernel.org; > devicetree@vger.kernel.org > Cc: robh@kernel.org; mark.rutland@arm.com; shawnguo@kernel.org; linux- > arm-kernel@lists.infradead.org; computersforpeace@gmail.com; > frieder.schrempf@exceet.de; linux-kernel@vger.kernel.org; Yogesh > Narayan Gaur > Subject: [PATCH 4/7] dt-bindings: spi: add binding file for NXP FlexSPI d= river >=20 > Add binding file for NXP FlexSPI driver. >=20 > Signed-off-by: Yogesh Gaur > --- > .../devicetree/bindings/spi/spi-nxp-fspi.txt | 42 > ++++++++++++++++++++++ > 1 file changed, 42 insertions(+) > create mode 100644 Documentation/devicetree/bindings/spi/spi-nxp- > fspi.txt >=20 > diff --git a/Documentation/devicetree/bindings/spi/spi-nxp-fspi.txt > b/Documentation/devicetree/bindings/spi/spi-nxp-fspi.txt > new file mode 100644 > index 0000000..9f07116 > --- /dev/null > +++ b/Documentation/devicetree/bindings/spi/spi-nxp-fspi.txt > @@ -0,0 +1,42 @@ > +* NXP Flex Serial Peripheral Interface (FSPI) > + > +Required properties: > + - compatible : Should be "nxp,lx2160a-fspi" > + - reg : First contains the register location and length, > + Second contains the memory mapping address and length Why are we overriding reg property. Is there any special requirement.=20 Can we use "reg" and "ranges" property in device tree. Here "reg" represents controller registers and "ranges" represent the memor= y address of flash. --pk