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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 E9D8CC43382 for ; Wed, 26 Sep 2018 22:08:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AB5CA21557 for ; Wed, 26 Sep 2018 22:08:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AB5CA21557 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727213AbeI0EXY (ORCPT ); Thu, 27 Sep 2018 00:23:24 -0400 Received: from mail-out.m-online.net ([212.18.0.10]:49620 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726192AbeI0EXY (ORCPT ); Thu, 27 Sep 2018 00:23:24 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 42LBsH1qNpz1qv3Q; Thu, 27 Sep 2018 00:08:19 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 42LBsH1W0gz1qqkx; Thu, 27 Sep 2018 00:08:19 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id mBFi4u0Ixaea; Thu, 27 Sep 2018 00:08:13 +0200 (CEST) X-Auth-Info: G3cSlPus583s1B3MpaxwZBJlKKP9u6bINvQCeZ682LM= Received: from localhost.localdomain (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Thu, 27 Sep 2018 00:08:12 +0200 (CEST) From: Lukasz Majewski To: Frieder Schrempf , boris.brezillon@bootlin.com, Mark Rutland Cc: linux-mtd@lists.infradead.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, yogeshnarayan.gaur@nxp.com, richard@nod.at, Stefan Agner , Fabio Estevam , Fabio Estevam , prabhakar.kushwaha@nxp.com, han.xu@nxp.com, broonie@kernel.org, david.wolfe@nxp.com, computersforpeace@gmail.com, dwmw2@infradead.org, albert.aribaud@3adev.fr, Lukasz Majewski Subject: [RFC/RFT PATCH v1 7/9] mtd: spi: Add SPI_NOR_DUAL_READ property for the 'n25q128a13' Micron memory Date: Thu, 27 Sep 2018 00:07:37 +0200 Message-Id: <20180926220739.620-8-lukma@denx.de> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180926220739.620-1-lukma@denx.de> References: <20180926220739.620-1-lukma@denx.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This memory supports not only QUAD reads, but DUAL as well. Those are needed when two identical memories are used, but one is not using four lines for read I/O. Signed-off-by: Lukasz Majewski --- drivers/mtd/spi-nor/spi-nor.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index f028277fb1ce..442102be174e 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1103,7 +1103,7 @@ static const struct flash_info spi_nor_ids[] = { { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_QUAD_READ) }, { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_QUAD_READ) }, { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_QUAD_READ) }, - { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_QUAD_READ) }, + { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_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) }, -- 2.11.0