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-rw-r--r--drivers/mtd/chips/amd_flash.c1
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c1
-rw-r--r--drivers/mtd/chips/sharp.c1
-rw-r--r--drivers/mtd/devices/lart.c1
-rw-r--r--drivers/mtd/devices/m25p80.c1
-rw-r--r--drivers/mtd/devices/mtdram.c1
-rw-r--r--drivers/mtd/mtdcore.c1
7 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mtd/chips/amd_flash.c b/drivers/mtd/chips/amd_flash.c
index 9e46650..16eaca6 100644
--- a/drivers/mtd/chips/amd_flash.c
+++ b/drivers/mtd/chips/amd_flash.c
@@ -730,6 +730,7 @@ static struct mtd_info *amd_flash_probe(struct map_info *map)
offset += dev_size;
}
mtd->type = MTD_NORFLASH;
+ mtd->writesize = 1;
mtd->flags = MTD_CAP_NORFLASH;
mtd->name = map->name;
mtd->erase = amd_flash_erase;
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 3aeb0c7..1e01ad3 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -236,6 +236,7 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
mtd->resume = cfi_amdstd_resume;
mtd->flags = MTD_CAP_NORFLASH;
mtd->name = map->name;
+ mtd->writesize = 1;
if (cfi->cfi_mode==CFI_MODE_CFI){
unsigned char bootloc;
diff --git a/drivers/mtd/chips/sharp.c b/drivers/mtd/chips/sharp.c
index 3cc0b23..967abbe 100644
--- a/drivers/mtd/chips/sharp.c
+++ b/drivers/mtd/chips/sharp.c
@@ -140,6 +140,7 @@ static struct mtd_info *sharp_probe(struct map_info *map)
mtd->suspend = sharp_suspend;
mtd->resume = sharp_resume;
mtd->flags = MTD_CAP_NORFLASH;
+ mtd->writesize = 1;
mtd->name = map->name;
memset(sharp, 0, sizeof(*sharp));
diff --git a/drivers/mtd/devices/lart.c b/drivers/mtd/devices/lart.c
index 29b0dda..4ea50a1 100644
--- a/drivers/mtd/devices/lart.c
+++ b/drivers/mtd/devices/lart.c
@@ -635,6 +635,7 @@ int __init lart_flash_init (void)
printk ("%s: This looks like a LART board to me.\n",module_name);
mtd.name = module_name;
mtd.type = MTD_NORFLASH;
+ mtd.writesize = 1;
mtd.flags = MTD_CAP_NORFLASH;
mtd.size = FLASH_BLOCKSIZE_PARAM * FLASH_NUMBLOCKS_16m_PARAM + FLASH_BLOCKSIZE_MAIN * FLASH_NUMBLOCKS_16m_MAIN;
mtd.erasesize = FLASH_BLOCKSIZE_MAIN;
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 04e65d5..a846614 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -465,6 +465,7 @@ static int __devinit m25p_probe(struct spi_device *spi)
flash->mtd.name = spi->dev.bus_id;
flash->mtd.type = MTD_NORFLASH;
+ flash->mtd.writesize = 1;
flash->mtd.flags = MTD_CAP_NORFLASH;
flash->mtd.size = info->sector_size * info->n_sectors;
flash->mtd.erasesize = info->sector_size;
diff --git a/drivers/mtd/devices/mtdram.c b/drivers/mtd/devices/mtdram.c
index f284c96..8ab4b93 100644
--- a/drivers/mtd/devices/mtdram.c
+++ b/drivers/mtd/devices/mtdram.c
@@ -106,6 +106,7 @@ int mtdram_init_device(struct mtd_info *mtd, void *mapped_address,
mtd->type = MTD_GENERIC_TYPE;
mtd->flags = MTD_CAP_RAM;
mtd->size = size;
+ mtd->writesize = 1;
mtd->erasesize = MTDRAM_ERASE_SIZE;
mtd->priv = mapped_address;
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 49bc9fdc..16a952dd 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -47,6 +47,7 @@ int add_mtd_device(struct mtd_info *mtd)
{
int i;
+ BUG_ON(mtd->writesize == 0);
mutex_lock(&mtd_table_mutex);
for (i=0; i < MAX_MTD_DEVICES; i++)
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