From patchwork Thu Jan 24 16:39:58 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [5/6] mtd: bcm47xxpart: add support for other erase sizes Date: Thu, 24 Jan 2013 06:39:58 -0000 From: Hauke Mehrtens X-Patchwork-Id: 215438 Message-Id: <1359045599-1305-6-git-send-email-hauke@hauke-m.de> To: dwmw2@infradead.org Cc: Hauke Mehrtens , zajec5@gmail.com, linux-mtd@lists.infradead.org To make the partitions writable they should aligned to erase sizes of the flash. If the erase size is small use 0x10000. Signed-off-by: Hauke Mehrtens --- drivers/mtd/bcm47xxpart.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index 3411bc2..986ab6e 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -59,11 +59,14 @@ static int bcm47xxpart_parse(struct mtd_info *master, uint32_t *buf; size_t bytes_read; uint32_t offset; - uint32_t blocksize = 0x10000; + uint32_t blocksize = master->erasesize; struct trx_header *trx; int trx_part = -1; int last_trx_part = -1; + if (blocksize <= 0x10000) + blocksize = 0x10000; + /* Alloc */ parts = kzalloc(sizeof(struct mtd_partition) * BCM47XXPART_MAX_PARTS, GFP_KERNEL);