[LEDE-DEV] [PATCH] Fix UBIFS work on Mikrotik RB95x devices

[adron at yapic.net]

From: Sergey Sergeev <adron at yapic.net>

If nand chip has no NAND_NO_SUBPAGE_WRITE flag on its options
ubifs can't use it mtd devices and the kernel crashes with error:
__nand_correct_data: uncorrectable ECC error
---
 target/linux/ar71xx/files/arch/mips/ath79/mach-rb95x.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb95x.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb95x.c
index 05e15e7..e940d6c 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb95x.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb95x.c
@@ -165,6 +165,8 @@ static int rb95x_nand_scan_fixup(struct mtd_info *mtd)
 		chip->ecc.layout = &rb95x_nand_ecclayout;
 	}
 
+	chip->options = NAND_NO_SUBPAGE_WRITE;
+
 	return 0;
 }
 
-- 
2.7.4