From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yogesh Narayan Gaur Subject: [PATCH v2 4/7] mtd: spi-nor: add octal read flag for flash mt35xu512aba Date: Mon, 15 Oct 2018 12:14:21 +0000 Message-ID: <1539605534-22302-5-git-send-email-yogeshnarayan.gaur@nxp.com> References: <1539605534-22302-1-git-send-email-yogeshnarayan.gaur@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable 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 To: "linux-mtd@lists.infradead.org" , "boris.brezillon@bootlin.com" , "marek.vasut@gmail.com" , "vigneshr@ti.com" , "linux-spi@vger.kernel.org" , "devicetree@vger.kernel.org" Return-path: In-Reply-To: <1539605534-22302-1-git-send-email-yogeshnarayan.gaur@nxp.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org Add octal read flag for flash mt35xu512aba. This flash, mt35xu512aba, is only complaint to SFDP JESD216B and does not seem to support newer JESD216C standard that provides auto detection of Octal mode capabilities and opcodes. Therefore, this capability is manually added using new SPI_NOR_OCTAL_READ flag. Signed-off-by: Vignesh R Signed-off-by: Yogesh Gaur --- Changes for v2: Incorporated review comments of Boris and Vignesh drivers/mtd/spi-nor/spi-nor.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 7c64ff0..574f3e6 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1413,7 +1413,8 @@ static const struct flash_info spi_nor_ids[] =3D { /* Micron */ { "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512, - SECT_4K | USE_FSR | SPI_NOR_4B_OPCODES) + SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ | + SPI_NOR_4B_OPCODES) }, =20 /* PMC */ --=20 2.7.4