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mtd: fix mtd erasesize 

Set mtd erasize using max erasesize from erase regions

Signed-off-by: Herve Codina <Herve.CODINA@celad.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Herve Codina 2014-06-09 17:14:08 +02:00 committed by Sascha Hauer
parent 4d032fd6fa
commit d2d058365c
1 changed files with 10 additions and 1 deletions
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11
drivers/mtd/nor/cfi_flash.c
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@ -949,6 +949,8 @@ static int cfi_mtd_erase(struct mtd_info *mtd, struct erase_info *instr)
static void cfi_init_mtd(struct flash_info *info)
{
struct mtd_info *mtd = &info->mtd;
u_int32_t erasesize;
int i;
mtd->read = cfi_mtd_read;
mtd->write = cfi_mtd_write;
@ -956,7 +958,14 @@ static void cfi_init_mtd(struct flash_info *info)
mtd->lock = cfi_mtd_lock;
mtd->unlock = cfi_mtd_unlock;
mtd->size = info->size;
mtd->erasesize = info->eraseregions[1].erasesize; /* FIXME */
erasesize = 0;
for (i=0; i < info->numeraseregions; i++) {
if (erasesize < info->eraseregions[i].erasesize)
erasesize = info->eraseregions[i].erasesize;
}
mtd->erasesize = erasesize;
mtd->writesize = 1;
mtd->subpage_sft = 0;
mtd->eraseregions = info->eraseregions;