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-rw-r--r--target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
index 8b6658087f..9231251593 100644
--- a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
+++ b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
@@ -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;