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-rw-r--r--drivers/mtd/nand/sharpsl.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c
index 88b5b5b40b43..6def3d33b060 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;
}