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Tue, 29 Oct 2019 08:58:40 +0000 From: To: , Subject: [PATCH 1/2] mtd: spi-nor: Enable Quad I/O and locking for w25q128 Thread-Topic: [PATCH 1/2] mtd: spi-nor: Enable Quad I/O and locking for w25q128 Thread-Index: AQHVjjcOKrRqUy7rqkimJ/R/5NWxtQ== Date: Tue, 29 Oct 2019 08:58:39 +0000 Message-ID: <20191029085816.22892-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LNXP265CA0066.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:5d::30) To MN2PR11MB4448.namprd11.prod.outlook.com (2603:10b6:208:193::29) x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.9.5 x-originating-ip: [83.166.207.93] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 4f8f54e2-2123-42c3-64ec-08d75c4e30fc x-ms-traffictypediagnostic: MN2PR11MB3647: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:3826; x-forefront-prvs: 0205EDCD76 x-forefront-antispam-report: SFV:NSPM; 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X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [68.232.149.84 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tudor.Ambarus@microchip.com Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Tudor Ambarus w25q128 supports dual and quad I/O and locking via the BP bits of the Status Register. Tested with atmel-quadspi controller. Signed-off-by: Tudor Ambarus --- drivers/mtd/spi-nor/spi-nor.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index f6a58427cc26..c52ff1b8a1cf 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2634,7 +2634,9 @@ static const struct flash_info spi_nor_ids[] = { }, { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) }, { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) }, - { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) }, + { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | + SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) }, { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },