From mboxrd@z Thu Jan 1 00:00:00 1970 From: w.sang@pengutronix.de (Wolfram Sang) Date: Tue, 31 Jan 2012 13:10:07 +0100 Subject: [PATCH v3] mtd/gpmi : add BBT support to gpmi nand driver In-Reply-To: <1328008316-27258-1-git-send-email-b32955@freescale.com> References: <1328008316-27258-1-git-send-email-b32955@freescale.com> Message-ID: <20120131121007.GO2471@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Jan 31, 2012 at 07:11:56PM +0800, Huang Shijie wrote: > Add a new field to gpmi_nand_platform_data{}. > Make the BBT support to board specific. > > Signed-off-by: Huang Shijie Reviewed-by: Wolfram Sang I'd think you won't be able to mark blocks bad, though. Will send a patch in a minute. Please test. > --- > drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 2 ++ > include/linux/mtd/gpmi-nand.h | 2 ++ > 2 files changed, 4 insertions(+), 0 deletions(-) > > diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c > index 493ec2f..4d369df 100644 > --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c > +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c > @@ -1493,6 +1493,8 @@ static int __devinit gpmi_nfc_init(struct gpmi_nand_data *this) > chip->ecc.mode = NAND_ECC_HW; > chip->ecc.size = 1; > chip->ecc.layout = &gpmi_hw_ecclayout; > + if (pdata->enable_bbt) > + chip->bbt_options = NAND_BBT_USE_FLASH | NAND_BBT_NO_OOB; > > /* Allocate a temporary DMA buffer for reading ID in the nand_scan() */ > this->bch_geometry.payload_size = 1024; > diff --git a/include/linux/mtd/gpmi-nand.h b/include/linux/mtd/gpmi-nand.h > index 69b6dbf..04ab366 100644 > --- a/include/linux/mtd/gpmi-nand.h > +++ b/include/linux/mtd/gpmi-nand.h > @@ -51,6 +51,7 @@ > * @partitions: An optional pointer to an array of partition > * descriptions. > * @partition_count: The number of elements in the partitions array. > + * @enable_bbt: Enable the BBT or not. > */ > struct gpmi_nand_platform_data { > /* SoC hardware information. */ > @@ -64,5 +65,6 @@ struct gpmi_nand_platform_data { > /* Medium information. */ > struct mtd_partition *partitions; > unsigned partition_count; > + unsigned int enable_bbt:1; > }; > #endif > -- > 1.7.0.4 > > -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ | -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 198 bytes Desc: Digital signature URL: