From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C1CBDC3A59F for ; Thu, 29 Aug 2019 12:07:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A10B92173E for ; Thu, 29 Aug 2019 12:07:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727308AbfH2MHs (ORCPT ); Thu, 29 Aug 2019 08:07:48 -0400 Received: from inva021.nxp.com ([92.121.34.21]:37470 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726973AbfH2MHp (ORCPT ); Thu, 29 Aug 2019 08:07:45 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 1EB45200767; Thu, 29 Aug 2019 14:07:43 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 98460200336; Thu, 29 Aug 2019 14:07:37 +0200 (CEST) Received: from lsv03124.swis.in-blr01.nxp.com (lsv03124.swis.in-blr01.nxp.com [92.120.146.121]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 92A3B402DE; Thu, 29 Aug 2019 20:07:30 +0800 (SGT) From: Ashish Kumar To: tudor.ambarus@microchip.com, marek.vasut@gmail.com, dwmw2@infradead.org, computersforpeace@gmail.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, linux-mtd@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Ashish Kumar , Kuldeep Singh Subject: [PATCH v4] mtd: spi-nor: Rename n25q512a to mt25qu512a(n25q512a) Date: Thu, 29 Aug 2019 17:37:25 +0530 Message-Id: <1567080445-32695-2-git-send-email-Ashish.Kumar@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1567080445-32695-1-git-send-email-Ashish.Kumar@nxp.com> References: <1567080445-32695-1-git-send-email-Ashish.Kumar@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org mt25qu512a is rebranded after its spinoff from STM, so it is different only in term of operating frequency, JEDEC id is same as that of n25q512a. SPI_NOR_4B_OPCODES is appended to flash property. This flash is tested for Single I/O and QUAD I/O mode on LS1046FRWY. Signed-off-by: Kuldeep Singh Signed-off-by: Ashish Kumar Reviewed-by: Vignesh Raghavendra --- v4: -Reword commit message as per review comments from tudor. - split into seperate patch v3: -Reword commits msg -rebase to top of mtd-linux spi-nor/next v2: Incorporate review comments from Vignesh drivers/mtd/spi-nor/spi-nor.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 73172d7f512b..b585f3fee4f0 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1876,7 +1876,18 @@ static const struct flash_info spi_nor_ids[] = { { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_QUAD_READ) }, { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_QUAD_READ) }, - { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + + /* Micron */ + /* n25q512a is rebraned as mt25qu512a after spin-off from ST, + * JEDEC id remains same. + * Operational frequency and Read Performance has increased + */ + { + "mt25qu512a(n25q512a)", INFO(0x20bb20, 0, 64 * 1024, 1024, + SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) + }, + { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) }, { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) }, -- 2.17.1