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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F831C433EF for ; Fri, 22 Oct 2021 02:51:43 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E1219613A9 for ; Fri, 22 Oct 2021 02:51:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org E1219613A9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=xeBE7Oq9/lP4Bk7XXY13si0dAP+rszFaXpPSA8HFI+4=; b=KbMCsBAXJhLZ/3 hbYT959USEm+3a9Qrpstic6IGjDZSD1wSsTKeIZ5KFA0haGj76yPvBzEqDnlL+wSSrXL7p8nSEbn2 QW95f51ovfZnP/Izg0Il2u64ZFqOk+QEDVl7DCeq8QAsg8H7gDRM9YLXPBkaYyPZKtXTCeOtkgDXo aAXZsm1cSD6Ra/oFVrPlom1qLrlnaCpH9kNt89erGTVG2kGZHZZ6PxmqioO86WwXNc87pCYyw7keE 7XCBw1WBUfgn8en1FmpZblZkS8cysGuLSOXcjWMhSlJZTfUVKTMoivBv422/U7AmQyVT0ZZMWvKYW DlFUnMxRyb8+phvwDbJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mdke7-009cZZ-1D; Fri, 22 Oct 2021 02:51:03 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mdkdr-009cXp-HX; Fri, 22 Oct 2021 02:50:48 +0000 X-UUID: f95c0a28ead24abd89f97df7c1cfc6b1-20211021 X-UUID: f95c0a28ead24abd89f97df7c1cfc6b1-20211021 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1981290014; Thu, 21 Oct 2021 19:50:44 -0700 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 21 Oct 2021 19:40:41 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Fri, 22 Oct 2021 10:40:40 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 Oct 2021 10:40:39 +0800 From: Xiangsheng Hou To: , CC: , , , , , , , , , , , , Subject: [RFC,v3 1/5] mtd: ecc: move mediatek HW ECC driver Date: Fri, 22 Oct 2021 10:40:17 +0800 Message-ID: <20211022024021.14665-2-xiangsheng.hou@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211022024021.14665-1-xiangsheng.hou@mediatek.com> References: <20211022024021.14665-1-xiangsheng.hou@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211021_195047_608012_FD96828D X-CRM114-Status: GOOD ( 13.23 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Move Mediatek HW ECC source driver to mtd nand folder and the header file to include linux mtd folder. The HW ECC driver can be used by Mediatek raw nand and spi nand controller. Signed-off-by: Xiangsheng Hou --- drivers/mtd/nand/Kconfig | 9 +++++++++ drivers/mtd/nand/Makefile | 1 + drivers/mtd/nand/{raw => }/mtk_ecc.c | 2 +- drivers/mtd/nand/raw/Kconfig | 1 + drivers/mtd/nand/raw/Makefile | 2 +- drivers/mtd/nand/raw/mtk_nand.c | 2 +- {drivers/mtd/nand/raw => include/linux/mtd}/mtk_ecc.h | 0 7 files changed, 14 insertions(+), 3 deletions(-) rename drivers/mtd/nand/{raw => }/mtk_ecc.c (99%) rename {drivers/mtd/nand/raw => include/linux/mtd}/mtk_ecc.h (100%) diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index b40455234cbd..e657823329d2 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -46,6 +46,15 @@ config MTD_NAND_ECC_SW_BCH ECC codes. They are used with NAND devices requiring more than 1 bit of error correction. +config MTD_NAND_ECC_MTK + bool "Mediatek hardware ECC engine" + select MTD_NAND_ECC + help + This enables support for Mediatek hardware ECC engine which + used for error correction. This correction strength depends + on different project. The ECC engine can be used with Mediatek + raw nand and spi nand controller driver. + endmenu endmenu diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index 1c0b46960eb1..66d1741fe7ff 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -10,3 +10,4 @@ obj-y += spi/ nandcore-$(CONFIG_MTD_NAND_ECC) += ecc.o nandcore-$(CONFIG_MTD_NAND_ECC_SW_HAMMING) += ecc-sw-hamming.o nandcore-$(CONFIG_MTD_NAND_ECC_SW_BCH) += ecc-sw-bch.o +nandcore-$(CONFIG_MTD_NAND_ECC_MTK) += mtk_ecc.o diff --git a/drivers/mtd/nand/raw/mtk_ecc.c b/drivers/mtd/nand/mtk_ecc.c similarity index 99% rename from drivers/mtd/nand/raw/mtk_ecc.c rename to drivers/mtd/nand/mtk_ecc.c index c437d97debb8..ce0f8b491e5d 100644 --- a/drivers/mtd/nand/raw/mtk_ecc.c +++ b/drivers/mtd/nand/mtk_ecc.c @@ -16,7 +16,7 @@ #include #include -#include "mtk_ecc.h" +#include #define ECC_IDLE_MASK BIT(0) #define ECC_IRQ_EN BIT(0) diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 67b7cb67c030..c90bc166034b 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -362,6 +362,7 @@ config MTD_NAND_MTK tristate "MTK NAND controller" depends on ARCH_MEDIATEK || COMPILE_TEST depends on HAS_IOMEM + select MTD_NAND_ECC_MTK help Enables support for NAND controller on MTK SoCs. This controller is found on mt27xx, mt81xx, mt65xx SoCs. diff --git a/drivers/mtd/nand/raw/Makefile b/drivers/mtd/nand/raw/Makefile index 2f97958c3a33..49d3946c166b 100644 --- a/drivers/mtd/nand/raw/Makefile +++ b/drivers/mtd/nand/raw/Makefile @@ -48,7 +48,7 @@ obj-$(CONFIG_MTD_NAND_SUNXI) += sunxi_nand.o obj-$(CONFIG_MTD_NAND_HISI504) += hisi504_nand.o obj-$(CONFIG_MTD_NAND_BRCMNAND) += brcmnand/ obj-$(CONFIG_MTD_NAND_QCOM) += qcom_nandc.o -obj-$(CONFIG_MTD_NAND_MTK) += mtk_ecc.o mtk_nand.o +obj-$(CONFIG_MTD_NAND_MTK) += mtk_nand.o obj-$(CONFIG_MTD_NAND_MXIC) += mxic_nand.o obj-$(CONFIG_MTD_NAND_TEGRA) += tegra_nand.o obj-$(CONFIG_MTD_NAND_STM32_FMC2) += stm32_fmc2_nand.o diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c index 5c5c92132287..7d8a6b35c102 100644 --- a/drivers/mtd/nand/raw/mtk_nand.c +++ b/drivers/mtd/nand/raw/mtk_nand.c @@ -17,7 +17,7 @@ #include #include #include -#include "mtk_ecc.h" +#include /* NAND controller register definition */ #define NFI_CNFG (0x00) diff --git a/drivers/mtd/nand/raw/mtk_ecc.h b/include/linux/mtd/mtk_ecc.h similarity index 100% rename from drivers/mtd/nand/raw/mtk_ecc.h rename to include/linux/mtd/mtk_ecc.h -- 2.25.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/