From patchwork Tue Jul 13 13:05:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Apurva Nandan X-Patchwork-Id: 12373907 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=-14.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 85A76C07E95 for ; Tue, 13 Jul 2021 13:06:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 64A08610CB for ; Tue, 13 Jul 2021 13:06:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236329AbhGMNI7 (ORCPT ); Tue, 13 Jul 2021 09:08:59 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:51904 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236205AbhGMNI6 (ORCPT ); Tue, 13 Jul 2021 09:08:58 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 16DD5jfI073235; Tue, 13 Jul 2021 08:05:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1626181545; bh=bv2q0ax7MknWkffZXc/s0ufmW/fG8UgHIGCH2D4ZhGU=; h=From:To:CC:Subject:Date; b=u+Gy9JzrYY6G9gLLKZsPJTjUkBT8Yomgt3O4skcTo+PS7YE9HUSq+GWTp4Kde4QPj CO4A8ACZkGoMdFU5XtzJvzQmy6aI1L7llYqtrymL61rrtyWHeFHdnhB5/j05zrWv5F RiocUxptyAtnLEuVDL2BfsIrTXa+tMJqfvO78iAE= Received: from DFLE112.ent.ti.com (dfle112.ent.ti.com [10.64.6.33]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 16DD5jOR090842 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 13 Jul 2021 08:05:45 -0500 Received: from DFLE110.ent.ti.com (10.64.6.31) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Tue, 13 Jul 2021 08:05:45 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Tue, 13 Jul 2021 08:05:44 -0500 Received: from LT5CD112GSQZ.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 16DD5daA109825; Tue, 13 Jul 2021 08:05:40 -0500 From: Apurva Nandan To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Mark Brown , Patrice Chotard , Boris Brezillon , , , CC: Apurva Nandan , Pratyush Yadav Subject: [PATCH 00/13] mtd: spinand: Add Octal DTR SPI (8D-8D-8D) mode support Date: Tue, 13 Jul 2021 13:05:25 +0000 Message-ID: <20210713130538.646-1-a-nandan@ti.com> X-Mailer: git-send-email 2.31.1.windows.1 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Hi, This series proposes patches for adding the following functionality in SPI NAND core: - Octal DTR SPI (8D-8D-8D) mode support - Winbond W35N01JW SPI NAND chip support - Power-on-Reset instruction support This series has been tested on TI J721e EVM with the Winbond W35N01JW flash with following test utilities: - nandtest Test log: https://textbin.net/raw/fhypoz63f9 - mtd_stresstest Test log: https://textbin.net/raw/0xqjmqntj7 - UBIFS LTP stress test (NAND_XL_STRESS_DD_RW_UBIFS). Test log: https://textbin.net/raw/pyokws7wku Datasheet: https://www.winbond.com/export/sites/winbond/datasheet/W35N01JW_Datasheet_Brief.pdf Apurva Nandan (13): spi: spi-mem: Add DTR templates for cmd, address, dummy and data phase mtd: spinand: Add enum spinand_proto to indicate current SPI IO mode mtd: spinand: Setup spi_mem_op for the SPI IO protocol using reg_proto mtd: spinand: Fix odd byte addr and data phase in read/write reg op and write VCR op for Octal DTR mode mtd: spinand: Add adjust_op() in manufacturer_ops to modify the ops for manufacturer specific changes mtd: spinand: Add macros for Octal DTR page read and write operations mtd: spinand: Allow enabling Octal DTR mode in the core mtd: spinand: Reject 8D-8D-8D op_templates if octal_dtr_enale() is missing in manufacturer_op mtd: spinand: Add support for write volatile configuration register op mtd: spinand: Add octal_dtr_enable() for Winbond manufacturer_ops mtd: spinand: Add support for Power-on-Reset (PoR) instruction mtd: spinand: Perform Power-on-Reset when runtime_pm suspend is issued mtd: spinand: Add support for Winbond W35N01JW SPI NAND flash drivers/mtd/nand/spi/core.c | 196 +++++++++++++++++++++++++++++++-- drivers/mtd/nand/spi/winbond.c | 186 +++++++++++++++++++++++++++++-- include/linux/mtd/spinand.h | 67 +++++++++++ include/linux/spi/spi-mem.h | 87 ++++++++++----- 4 files changed, 494 insertions(+), 42 deletions(-)