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Date: Sun, 24 Apr 2022 11:25:23 +0800 From: Chuanhong Guo <gch981213@...il.com> To: linux-spi@...r.kernel.org Cc: Chuanhong Guo <gch981213@...il.com>, Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>, Miquel Raynal <miquel.raynal@...tlin.com>, Richard Weinberger <richard@....at>, Vignesh Raghavendra <vigneshr@...com>, Roger Quadros <rogerq@...nel.org>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Cai Huoqing <cai.huoqing@...ux.dev>, Florian Fainelli <f.fainelli@...il.com>, Colin Ian King <colin.king@...el.com>, Wolfram Sang <wsa+renesas@...g-engineering.com>, Paul Cercueil <paul@...pouillou.net>, Pratyush Yadav <p.yadav@...com>, Yu Kuai <yukuai3@...wei.com>, devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@...ts.infradead.org (moderated list:ARM/Mediatek SoC support), linux-kernel@...r.kernel.org (open list), linux-mtd@...ts.infradead.org (open list:NAND FLASH SUBSYSTEM) Subject: [PATCH v6 1/5] mtd: nand: make mtk_ecc.c a separated module this code will be used in mediatek snfi spi-mem controller with pipelined ECC engine. Signed-off-by: Chuanhong Guo <gch981213@...il.com> --- Change since v1: actually make it a module instead of a part of nandcore.o Change in v2-v6: None 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 <linux/of.h> #include <linux/of_platform.h> #include <linux/mutex.h> - -#include "mtk_ecc.h" +#include <linux/mtd/nand-ecc-mtk.h> #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 <linux/iopoll.h> #include <linux/of.h> #include <linux/of_device.h> -#include "mtk_ecc.h" +#include <linux/mtd/nand-ecc-mtk.h> /* 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 -- 2.35.1
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