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-rw-r--r--drivers/mtd/nand/mxs_nand.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c
index 3f8d223..f17a691 100644
--- a/drivers/mtd/nand/mxs_nand.c
+++ b/drivers/mtd/nand/mxs_nand.c
@@ -41,6 +41,12 @@
#define MXS_NAND_BCH_TIMEOUT 10000
+#if (defined(CONFIG_MX6SX) || defined(CONFIG_MX7))
+#define MXS_NAND_MAX_ECC_STRENGTH 62
+#else
+#define MXS_NAND_MAX_ECC_STRENGTH 40
+#endif
+
int chunk_data_chunk_size = MXS_NAND_CHUNK_DATA_CHUNK_SIZE;
int galois_field = 13;
@@ -156,7 +162,7 @@ static inline uint32_t mxs_nand_get_ecc_strength(uint32_t page_data_size,
/* We need the minor even number. */
ecc_strength -= ecc_strength & 1;
- return ecc_strength;
+ return min(ecc_strength, MXS_NAND_MAX_ECC_STRENGTH);
}
static inline uint32_t mxs_nand_get_mark_offset(uint32_t page_data_size,