From patchwork Mon Apr 4 04:01:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuanhong Guo X-Patchwork-Id: 12799804 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 7398CC433F5 for ; Mon, 4 Apr 2022 04:03:39 +0000 (UTC) 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=d2mxOl/IMgmALAh8iV1SSC12BkrnsORF95o+eFunecM=; b=Rd0q3hboI4abxA TloApwjFxoVaQKHHw1mnSOqnhgn4xX6tYs+cB8vToh8v/JsLKDzX3SPjZ8IfB+EjI1dJu3TZZ39zX NH0PXgwrjdkTpR5aUSMj2Wfl4X0tZAlg0bkLKpwAlHTaxj7EBOQgh8LIXwdkzb0m4xWLVMZEo5QOe a3h8oKTy0RFRqG2QI3bmGN0B+D+s7AwCNFoYKhFpmVLPM2n1rcF/Gn7KdgfgKgPplBr+yd4tsm40V EZZV44SMn2k1BQiL08K6Y+h8TgPNYfPmnsKHEIETRrEZkfgzwuVreX86t2Gy3sJ9ssi3oVA+tVzGO x/jg2S/KRbEHSXkybKvw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbDvH-00Cwqg-Op; Mon, 04 Apr 2022 04:02:36 +0000 Received: from mail-pj1-x102f.google.com ([2607:f8b0:4864:20::102f]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbDuz-00CwkK-6W; Mon, 04 Apr 2022 04:02:18 +0000 Received: by mail-pj1-x102f.google.com with SMTP id g15-20020a17090adb0f00b001caa9a230c7so445740pjv.5; Sun, 03 Apr 2022 21:02:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=/Oa+8byNWNKKPzQUi9Ts2CajVA6iBJj5SCfhXQT0Kjo=; b=X/Y5YHGZW9tWJ+B9jlEAAJWG+dmynG23Ldbowkbt071qsod4+Nod/haYkCzrENf8Ar sEhtn5BucB36zCep41qVSWZHCOTktzTgx3RBuwizi3SW73tQMnmBLXHeP8AycXUUJcZj wUHWlOBVW0s27lHlormQyPUchXW5ys5Tc7AaAeqyyNy7/AO+xcqWgp90yTCJUH3qCiYx Q/2pOM4bTnbqyA+KICTsySdkiZrki207AcDjqeZAxJUqZrs81BnOrcMy8/3LMYNVZ6zA k5rwuVGdtbLZUv9qv/gObf6yAOiW+yvqP3oEStnV2t/Hk2KmonD0TFsaExVHpkJ8Ko4s sQrQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=/Oa+8byNWNKKPzQUi9Ts2CajVA6iBJj5SCfhXQT0Kjo=; b=4oA2aQxhUvkygo2qssgDl83bR3AoEZ9ekHrYxzg2QQuM+Tj8QdT3WTET08bUNbIIg6 bQsNX96WCkVStyGDB6gXlTJx94TnhCAL9Xu+RO3iGI3qe5b0LF6T6AGo+5N1sy3RXBwU tQgl16QJyeYfQtYvDj4U/hMNoRPIWcK+FSElvDJ9BPDN50EouCyjc4DpfRSLUMFRLeEA HIxjZqLWnuINmHv0BxsH4qNoibO42MmIZ5OwhTfTxD4ULD1mZ1f4bu/x+UgK2cg9YW/6 xKAO9RdxSXZNX+JwA/5BWpJNRnXrrz48H0gv3sk1d1QLp8rZ3HQxfaE2+gIPzAnY5sL5 SOaw== X-Gm-Message-State: AOAM533U81XfxyT5nrJDiynkhFzwlFgoNlJnk6omohYAXkhdwrBF9lyZ yirQYXgUD3LVRha9rU66cFc= X-Google-Smtp-Source: ABdhPJyez1j8M8EU8wBC4daK2EdE3R5g7YnIA5VP3b4jqFeO/EPK99JHzzzxw9a6LhitJTZtxqAtlw== X-Received: by 2002:a17:90b:1bc9:b0:1c7:228a:95ce with SMTP id oa9-20020a17090b1bc900b001c7228a95cemr24273683pjb.3.1649044935542; Sun, 03 Apr 2022 21:02:15 -0700 (PDT) Received: from guoguo-omen.lan ([2401:c080:1400:4da2:b701:47d5:9291:4cf9]) by smtp.gmail.com with ESMTPSA id j70-20020a638b49000000b003985b5ddaa1sm8756191pge.49.2022.04.03.21.02.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Apr 2022 21:02:15 -0700 (PDT) From: Chuanhong Guo To: linux-spi@vger.kernel.org Cc: Chuanhong Guo , Mark Brown , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Roger Quadros , Thomas Bogendoerfer , Cai Huoqing , Florian Fainelli , Colin Ian King , Wolfram Sang , Paul Cercueil , Pratyush Yadav , Yu Kuai , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-kernel@vger.kernel.org (open list), linux-mtd@lists.infradead.org (open list:NAND FLASH SUBSYSTEM) Subject: [PATCH v2 1/5] mtd: nand: make mtk_ecc.c a separated module Date: Mon, 4 Apr 2022 12:01:49 +0800 Message-Id: <20220404040153.1509966-2-gch981213@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220404040153.1509966-1-gch981213@gmail.com> References: <20220404040153.1509966-1-gch981213@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220403_210217_283767_03CA9041 X-CRM114-Status: GOOD ( 13.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org this code will be used in mediatek snfi spi-mem controller with pipelined ECC engine. Signed-off-by: Chuanhong Guo --- Change since v1: actually make it a module instead of a part of nandcore.o (ECC_MXIC probablly needs a similar fix.) drivers/mtd/nand/Kconfig | 7 +++++++ drivers/mtd/nand/Makefile | 1 + drivers/mtd/nand/{raw/mtk_ecc.c => ecc-mtk.c} | 3 +-- drivers/mtd/nand/raw/Kconfig | 1 + drivers/mtd/nand/raw/Makefile | 2 +- drivers/mtd/nand/raw/mtk_nand.c | 2 +- .../nand/raw/mtk_ecc.h => include/linux/mtd/nand-ecc-mtk.h | 0 7 files changed, 12 insertions(+), 4 deletions(-) rename drivers/mtd/nand/{raw/mtk_ecc.c => ecc-mtk.c} (99%) rename drivers/mtd/nand/raw/mtk_ecc.h => include/linux/mtd/nand-ecc-mtk.h (100%) diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 9b249826ef93..2f3e02ab72ed 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -53,6 +53,13 @@ config MTD_NAND_ECC_MXIC help This enables support for the hardware ECC engine from Macronix. +config MTD_NAND_ECC_MEDIATEK + tristate "Mediatek hardware ECC engine" + depends on HAS_IOMEM + select MTD_NAND_ECC + help + This enables support for the hardware ECC engine from Mediatek. + endmenu endmenu diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index a4e6b7ae0614..19e1291ac4d5 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -2,6 +2,7 @@ nandcore-objs := core.o bbt.o obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o +obj-$(CONFIG_MTD_NAND_ECC_MEDIATEK) += ecc-mtk.o obj-y += onenand/ obj-y += raw/ diff --git a/drivers/mtd/nand/raw/mtk_ecc.c b/drivers/mtd/nand/ecc-mtk.c similarity index 99% rename from drivers/mtd/nand/raw/mtk_ecc.c rename to drivers/mtd/nand/ecc-mtk.c index 49ab3448b9b1..74ddaa46ba7c 100644 --- a/drivers/mtd/nand/raw/mtk_ecc.c +++ b/drivers/mtd/nand/ecc-mtk.c @@ -15,8 +15,7 @@ #include #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 9b078e78f3fa..8b6d7a515445 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -374,6 +374,7 @@ config MTD_NAND_QCOM config MTD_NAND_MTK tristate "MTK NAND controller" + depends on MTD_NAND_ECC_MEDIATEK depends on ARCH_MEDIATEK || COMPILE_TEST depends on HAS_IOMEM help diff --git a/drivers/mtd/nand/raw/Makefile b/drivers/mtd/nand/raw/Makefile index 88a566513c56..fa1d00120310 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 66f04c693c87..d540454cbbdf 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/nand-ecc-mtk.h similarity index 100% rename from drivers/mtd/nand/raw/mtk_ecc.h rename to include/linux/mtd/nand-ecc-mtk.h