diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/sharpsl.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c index 88b5b5b40b4..6def3d33b06 100644 --- a/drivers/mtd/nand/sharpsl.c +++ b/drivers/mtd/nand/sharpsl.c @@ -3,7 +3,7 @@ * * Copyright (C) 2004 Richard Purdie * - * $Id: sharpsl.c,v 1.4 2005/01/23 11:09:19 rpurdie Exp $ + * $Id: sharpsl.c,v 1.6 2005/11/03 11:36:42 rpurdie Exp $ * * Based on Sharp's NAND driver sharp_sl.c * @@ -115,6 +115,23 @@ static struct nand_bbt_descr sharpsl_bbt = { .pattern = scan_ff_pattern }; +static struct nand_bbt_descr sharpsl_akita_bbt = { + .options = 0, + .offs = 4, + .len = 1, + .pattern = scan_ff_pattern +}; + +static struct nand_oobinfo akita_oobinfo = { + .useecc = MTD_NANDECC_AUTOPLACE, + .eccbytes = 24, + .eccpos = { + 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11, + 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, + 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37}, + .oobfree = { {0x08, 0x09} } +}; + static int sharpsl_nand_dev_ready(struct mtd_info* mtd) { @@ -194,10 +211,14 @@ sharpsl_nand_init(void) this->chip_delay = 15; /* set eccmode using hardware ECC */ this->eccmode = NAND_ECC_HW3_256; + this->badblock_pattern = &sharpsl_bbt; + if (machine_is_akita() || machine_is_borzoi()) { + this->badblock_pattern = &sharpsl_akita_bbt; + this->autooob = &akita_oobinfo; + } this->enable_hwecc = sharpsl_nand_enable_hwecc; this->calculate_ecc = sharpsl_nand_calculate_ecc; this->correct_data = nand_correct_data; - this->badblock_pattern = &sharpsl_bbt; /* Scan to find existence of the device */ err=nand_scan(sharpsl_mtd,1); @@ -230,7 +251,7 @@ sharpsl_nand_init(void) } } - if (machine_is_husky() || machine_is_borzoi()) { + if (machine_is_husky() || machine_is_borzoi() || machine_is_akita()) { /* Need to use small eraseblock size for backward compatibility */ sharpsl_mtd->flags |= MTD_NO_VIRTBLOCKS; } |