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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 3624EC433DB for ; Tue, 29 Dec 2020 05:52:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0014721D1B for ; Tue, 29 Dec 2020 05:52:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726313AbgL2FwV (ORCPT ); Tue, 29 Dec 2020 00:52:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35392 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725986AbgL2FwU (ORCPT ); Tue, 29 Dec 2020 00:52:20 -0500 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 51950C061793 for ; Mon, 28 Dec 2020 21:51:34 -0800 (PST) Received: by mail-pf1-x434.google.com with SMTP id s21so7441399pfu.13 for ; Mon, 28 Dec 2020 21:51:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=0x0f.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qsY+1M4FJ0q/q5YlR2X9LFRy8FN/y5SCHLrVoOdMv3E=; b=G0M+6Hdg48ktCcJMT3GquHm2iHxZkmS7bPcWWauqhzk3x9hjHyzQ91bMShs431GyGF iUc9P6xXrFJtZTqvPOHe3FsQW/iR7Fn+hdczC0ghwN5wXqzUA+yE8zBp9u2+Ql89phMc LbNv2pm4qpWA+P+KS1EmhSwWzY5JQ6Od55GMg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qsY+1M4FJ0q/q5YlR2X9LFRy8FN/y5SCHLrVoOdMv3E=; b=tvvIVo6lTyzWUcGCZeHh5l108ZghkJxEbHnqIz3CA0a7oGLCaOUdGKvbVOqjsBqSW+ 1fn1rmuTqaNdjxmKV+s2ETNzNS8o2OTL58fEG0WCGjAz1NqOgONz5rZQs863Q1HeYY2/ l/tM6kWtHNEFSCheLhlICSxshapMF0RxXs4Fx/Y5QDMjkFMw0hIQtpLEGWE4W4hG/JPw FoWdMr3+F1xF6DiPsar5pMDYbUe53kiGXR1zCRMsCbypaTv64tangk2fY6MrhdSES4oG j08J4VU30V/POUyuyRBVvtXIMW1u8aZSRw98DpSPSDSc9Qyqw2FbBedlv1DOhoi1/3Zq WNQQ== X-Gm-Message-State: AOAM531o2qFa4thmPe3WqWV3MPjQ2D2f8z/WnvkvlsNxCoKLQl2ReLrd kNB95ZefWgx9wicBpQhVzhABMw== X-Google-Smtp-Source: ABdhPJx3bOkV3xDOnF50Qnq0yVTsSGdFcATNAFITAie1uaeDMZgORmBwE3oTYLZGx9BkwcModmwp3Q== X-Received: by 2002:a63:da58:: with SMTP id l24mr46264434pgj.178.1609221093884; Mon, 28 Dec 2020 21:51:33 -0800 (PST) Received: from shiro.work (p1268123-ipngn200803sizuokaden.shizuoka.ocn.ne.jp. [118.13.124.123]) by smtp.googlemail.com with ESMTPSA id x23sm45041113pge.47.2020.12.28.21.51.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Dec 2020 21:51:33 -0800 (PST) From: Daniel Palmer To: linux-mtd@lists.infradead.org Cc: linux-kernel@vger.kernel.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, Daniel Palmer Subject: [PATCH 1/1] mtd: spinand: add support for Foresee FS35ND01G Date: Tue, 29 Dec 2020 14:50:59 +0900 Message-Id: <20201229055059.2255021-2-daniel@0x0f.com> X-Mailer: git-send-email 2.30.0.rc2 In-Reply-To: <20201229055059.2255021-1-daniel@0x0f.com> References: <20201229055059.2255021-1-daniel@0x0f.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for the Foresee FS35ND01G manufactured by Longsys. Signed-off-by: Daniel Palmer --- drivers/mtd/nand/spi/Makefile | 2 +- drivers/mtd/nand/spi/core.c | 1 + drivers/mtd/nand/spi/longsys.c | 45 ++++++++++++++++++++++++++++++++++ include/linux/mtd/spinand.h | 1 + 4 files changed, 48 insertions(+), 1 deletion(-) create mode 100644 drivers/mtd/nand/spi/longsys.c diff --git a/drivers/mtd/nand/spi/Makefile b/drivers/mtd/nand/spi/Makefile index 9662b9c1d5a9..1d6819022e43 100644 --- a/drivers/mtd/nand/spi/Makefile +++ b/drivers/mtd/nand/spi/Makefile @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -spinand-objs := core.o gigadevice.o macronix.o micron.o paragon.o toshiba.o winbond.o +spinand-objs := core.o gigadevice.o longsys.o macronix.o micron.o paragon.o toshiba.o winbond.o obj-$(CONFIG_MTD_SPI_NAND) += spinand.o diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index 8ea545bb924d..bdc9cd45d232 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -856,6 +856,7 @@ static const struct nand_ops spinand_ops = { static const struct spinand_manufacturer *spinand_manufacturers[] = { &gigadevice_spinand_manufacturer, + &longsys_spinand_manufacturer, ¯onix_spinand_manufacturer, µn_spinand_manufacturer, ¶gon_spinand_manufacturer, diff --git a/drivers/mtd/nand/spi/longsys.c b/drivers/mtd/nand/spi/longsys.c new file mode 100644 index 000000000000..f18271f8e9d2 --- /dev/null +++ b/drivers/mtd/nand/spi/longsys.c @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 Daniel Palmer + * + */ + +#include +#include +#include + +#define SPINAND_MFR_LONGSYS 0xcd + +static SPINAND_OP_VARIANTS(read_cache_variants, + SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0)); + +static SPINAND_OP_VARIANTS(write_cache_variants, + SPINAND_PROG_LOAD(true, 0, NULL, 0)); + +static SPINAND_OP_VARIANTS(update_cache_variants, + SPINAND_PROG_LOAD(false, 0, NULL, 0)); + +static const struct spinand_info longsys_spinand_table[] = { + SPINAND_INFO("FS35ND01G", + SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xea, 0x11), + NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1), + NAND_ECCREQ(4, 512), + SPINAND_INFO_OP_VARIANTS(&read_cache_variants, + &write_cache_variants, + &update_cache_variants), + SPINAND_HAS_QE_BIT, + SPINAND_ECCINFO(NULL, + NULL)), +}; + +static const struct spinand_manufacturer_ops longsys_spinand_manuf_ops = { +}; + +const struct spinand_manufacturer longsys_spinand_manufacturer = { + .id = SPINAND_MFR_LONGSYS, + .name = "Longsys", + .chips = longsys_spinand_table, + .nchips = ARRAY_SIZE(longsys_spinand_table), + .ops = &longsys_spinand_manuf_ops, +}; diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h index 6bb92f26833e..8651e63a2f8a 100644 --- a/include/linux/mtd/spinand.h +++ b/include/linux/mtd/spinand.h @@ -239,6 +239,7 @@ struct spinand_manufacturer { /* SPI NAND manufacturers */ extern const struct spinand_manufacturer gigadevice_spinand_manufacturer; +extern const struct spinand_manufacturer longsys_spinand_manufacturer; extern const struct spinand_manufacturer macronix_spinand_manufacturer; extern const struct spinand_manufacturer micron_spinand_manufacturer; extern const struct spinand_manufacturer paragon_spinand_manufacturer; -- 2.30.0.rc2