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Tue, 15 Jan 2019 05:05:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=6H5vAledmi0esA7RBZS8cP072AFqnf9w5a0YwwQhDEs=; b=nPQ6AqV3xVQajzukwEsDcrJtsmi6ZIeOxOZRKZw4MavbMwD6MRQmcUbxkdO1GxgPQHo0zY1uH/btRbFAhHoIs78nE6KD7oNOx5YAz4QMfAV79gMc71jF4vUkNIVqGonQxACMXgiWyUaMseGBzfbmP3rAVex7fJc91Umgo0aU9lg= Received: from VI1PR04MB5726.eurprd04.prod.outlook.com (20.178.127.24) by VI1PR04MB5822.eurprd04.prod.outlook.com (20.178.204.88) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1516.14; Tue, 15 Jan 2019 10:05:23 +0000 Received: from VI1PR04MB5726.eurprd04.prod.outlook.com ([fe80::a1c2:cc79:80f3:3bcb]) by VI1PR04MB5726.eurprd04.prod.outlook.com ([fe80::a1c2:cc79:80f3:3bcb%4]) with mapi id 15.20.1516.019; Tue, 15 Jan 2019 10:05:23 +0000 From: Yogesh Narayan Gaur To: "linux-mtd@lists.infradead.org" , "boris.brezillon@bootlin.com" , "broonie@kernel.org" , "marek.vasut@gmail.com" , "vigneshr@ti.com" , "linux-spi@vger.kernel.org" , "devicetree@vger.kernel.org" CC: "tudor.ambarus@microchip.com" , "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 v7 3/5] mtd: m25p80: add support of octal mode I/O transfer Thread-Topic: [PATCH v7 3/5] mtd: m25p80: add support of octal mode I/O transfer Thread-Index: AQHUrLnUkUf6WbGWr02OhoksrpQ9ag== Date: Tue, 15 Jan 2019 10:05:22 +0000 Message-ID: <1547546584-5254-4-git-send-email-yogeshnarayan.gaur@nxp.com> References: <1547546584-5254-1-git-send-email-yogeshnarayan.gaur@nxp.com> In-Reply-To: <1547546584-5254-1-git-send-email-yogeshnarayan.gaur@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: SG2PR06CA0123.apcprd06.prod.outlook.com (2603:1096:1:1d::25) To VI1PR04MB5726.eurprd04.prod.outlook.com (2603:10a6:803:e4::24) authentication-results: spf=none (sender IP is ) smtp.mailfrom=yogeshnarayan.gaur@nxp.com; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 383a9aaa-f204-4ca4-9ff8-08d67ad0f670 X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Jan 2019 10:05:17.0864 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB5822 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for octal mode I/O data transfer based on the controller (spi) mode. Assign hw-capability mask bits for octal transfer. Signed-off-by: Yogesh Narayan Gaur --- drivers/mtd/devices/m25p80.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index c4a1d04b8c80..651bab6d4e31 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -195,7 +195,14 @@ static int m25p_probe(struct spi_mem *spimem) spi_mem_set_drvdata(spimem, flash); flash->spimem =3D spimem; =20 - if (spi->mode & SPI_RX_QUAD) { + if (spi->mode & SPI_RX_OCTAL) { + hwcaps.mask |=3D SNOR_HWCAPS_READ_1_1_8; + + if (spi->mode & SPI_TX_OCTAL) + hwcaps.mask |=3D (SNOR_HWCAPS_READ_1_8_8 | + SNOR_HWCAPS_PP_1_1_8 | + SNOR_HWCAPS_PP_1_8_8); + } else if (spi->mode & SPI_RX_QUAD) { hwcaps.mask |=3D SNOR_HWCAPS_READ_1_1_4; =20 if (spi->mode & SPI_TX_QUAD) --=20 2.17.1