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ar71xx: ar934x-nfc: disable subpage write when hardware ECC is used

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It is not supported by the controller.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 38234
This commit is contained in:
Gabor Juhos 2013-09-27 11:15:34 +00:00
parent 5da90c4e1f
commit 7815af409a
1 changed files with 6 additions and 0 deletions
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6
target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
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@ -1281,6 +1281,12 @@ ar934x_nfc_setup_hwecc(struct ar934x_nfc *nfc)
switch (nfc->mtd.writesize) {
case 2048:
/*
* Writing a subpage separately is not supported, because
* the controller only does ECC on full-page accesses.
*/
nand->options = NAND_NO_SUBPAGE_WRITE;
nand->ecc.size = 512;
nand->ecc.bytes = 7;
nand->ecc.strength = 4;