From patchwork Tue Dec 15 15:46:35 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: OMAP: NAND: Adding config option to enable/disable HW ECC mode Date: Tue, 15 Dec 2009 05:46:35 -0000 From: vimal singh X-Patchwork-Id: 41193 Message-Id: To: Linux MTD Cc: linux-omap@vger.kernel.org OMAP NAND driver got HW ECC implemented. >From d5e28c9fdbc6b0a95c1259fac7add207f9c294d7 Mon Sep 17 00:00:00 2001 From: Vimal Singh Date: Tue, 15 Dec 2009 21:10:54 +0530 Subject: [PATCH] OMAP: NAND: Adding config option to enable/disable HW ECC mode This patch adds config option to select/deselect HW ECC feature on OMAP NAND driver. This is a feature provided by OMAP GPMC for NAND devices. Signed-off-by: Vimal Singh --- drivers/mtd/nand/Kconfig | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 34598e9..6c4b27c 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -97,6 +97,16 @@ config MTD_NAND_OMAP_PREFETCH_DMA or in DMA interrupt mode. Say y for DMA mode or MPU mode will be used +config MTD_NAND_OMAP_HWECC + bool "The Hardware ECC support" + depends on MTD_NAND && MTD_NAND_OMAP2 + default n + help + The ECC compuatation for the data to be written/read can be either by + software or omap has Hw ecc engine which calculates it. + MTD_NAND_OMAP_HWECC = y which enables the hw ecc + MTD_NAND_OMAP_HWECC = n enables software ecc + config MTD_NAND_TS7250 tristate "NAND Flash device on TS-7250 board" depends on MACH_TS72XX