55 lines
1.6 KiB
Diff
55 lines
1.6 KiB
Diff
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From 8e01740813dc6a1d804e61d303549b04e160d153 Mon Sep 17 00:00:00 2001
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From: mokopatches <mokopatches@openmoko.org>
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Date: Fri, 4 Apr 2008 11:30:37 +0100
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Subject: [PATCH] s3c2410-bbt.patch
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[PATCH] Add Kconfig option to enable NAND bad-block-table support for s3c2410
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This patch adds a new CONFIG_MTD_NAND_S3C2410_BBT which, if enabled,
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asks the mtd NAND core to use a bad-block table.
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Signed-off-by: Harald Welte <laforge@openmoko.org>
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---
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drivers/mtd/nand/s3c2410.c | 6 +++++-
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include/asm-arm/plat-s3c/nand.h | 3 +++
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2 files changed, 8 insertions(+), 1 deletions(-)
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diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
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index 355de78..770306c 100644
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--- a/drivers/mtd/nand/s3c2410.c
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+++ b/drivers/mtd/nand/s3c2410.c
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@@ -612,9 +612,13 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info *info,
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chip->select_chip = s3c2410_nand_select_chip;
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chip->chip_delay = 50;
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chip->priv = nmtd;
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- chip->options = 0;
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chip->controller = &info->controller;
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+ if (set->flags & S3C2410_NAND_BBT)
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+ chip->options = NAND_USE_FLASH_BBT;
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+ else
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+ chip->options = 0;
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+
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switch (info->cpu_type) {
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case TYPE_S3C2410:
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chip->IO_ADDR_W = regs + S3C2410_NFDATA;
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diff --git a/include/asm-arm/plat-s3c/nand.h b/include/asm-arm/plat-s3c/nand.h
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index 8816f7f..cb87f9e 100644
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--- a/include/asm-arm/plat-s3c/nand.h
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+++ b/include/asm-arm/plat-s3c/nand.h
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@@ -21,9 +21,12 @@
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* partitions = mtd partition list
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*/
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+#define S3C2410_NAND_BBT 0x0001
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+
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struct s3c2410_nand_set {
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int nr_chips;
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int nr_partitions;
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+ unsigned int flags;
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char *name;
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int *nr_map;
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struct mtd_partition *partitions;
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--
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1.5.6.5
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