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=-11.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,SPF_PASS,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 D22D4C04EB8 for ; Sat, 8 Dec 2018 12:30:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 886A020837 for ; Sat, 8 Dec 2018 12:30:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 886A020837 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com 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 S1726168AbeLHMaj (ORCPT ); Sat, 8 Dec 2018 07:30:39 -0500 Received: from mail.bootlin.com ([62.4.15.54]:56912 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726121AbeLHMaj (ORCPT ); Sat, 8 Dec 2018 07:30:39 -0500 Received: by mail.bootlin.com (Postfix, from userid 110) id 49DEE20C94; Sat, 8 Dec 2018 13:30:37 +0100 (CET) Received: from localhost.localdomain (unknown [91.160.177.164]) by mail.bootlin.com (Postfix) with ESMTPSA id 061AC20723; Sat, 8 Dec 2018 13:30:37 +0100 (CET) From: Boris Brezillon To: Tudor.Ambarus@microchip.com, marek.vasut@gmail.com, dwmw2@infradead.org, computersforpeace@gmail.com, boris.brezillon@bootlin.com, richard@nod.at, Cyrille.Pitchen@microchip.com Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [v2] mtd: spi-nor: parse SFDP 4-byte Address Instruction Table Date: Sat, 8 Dec 2018 13:30:35 +0100 Message-Id: <20181208123035.9924-1-boris.brezillon@bootlin.com> X-Mailer: git-send-email 2.17.1 X-linux-mtd-patch-notification: thanks X-linux-mtd-patch-commit: ea3ce745426a96252f755aebd8a716c4dabc7450 In-Reply-To: <20181206144330.30860-1-tudor.ambarus@microchip.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2018-12-06 at 14:43:39 UTC, wrote: > From: Cyrille Pitchen > > Add support for SFDP (JESD216B) 4-byte Address Instruction Table. This > table is optional but when available, we parse it to get the 4-byte > address op codes supported by the memory. > Using these op codes is stateless as opposed to entering the 4-byte > address mode or setting the Base Address Register (BAR). > > Flashes that have the 4BAIT table declared can now support > SPINOR_OP_PP_1_1_4_4B and SPINOR_OP_PP_1_4_4_4B opcodes. > > Tested on MX25L25673G. > > Signed-off-by: Cyrille Pitchen > [tudor.ambarus@microchip.com: > - rework erase and page program logic, > - pass DMA-able buffer to spi_nor_read_sfdp(), > - introduce SPI_NOR_HAS_4BAIT > - various minor updates.] > Signed-off-by: Tudor Ambarus Applied to http://git.infradead.org/linux-mtd.git spi-nor/next, thanks. Boris