diff --git a/drivers/amlogic/mtd/aml_hwctrl.h b/drivers/amlogic/mtd/aml_hwctrl.h
index 7437b651ccf9..0f07139e03ed 100644
--- a/drivers/amlogic/mtd/aml_hwctrl.h
+++ b/drivers/amlogic/mtd/aml_hwctrl.h
@@ -439,21 +439,16 @@ static inline void amlnf_clr_reg32_mask(uint32_t *_reg,
  *#define NFC_CMD_I_ADR(addr)	NFC_CMD_ADI(addr), NFC_CMD_ADI(addr)
  */
 
-#define NAND_ECC_NONE		(0x0)
-#define NAND_ECC_BCH8		(0x1)
-#define NAND_ECC_BCH8_1K	(0x2)
-#define NAND_ECC_BCH16_1K	(0x3)
-#define NAND_ECC_BCH24_1K	(0x4)
-#define NAND_ECC_BCH24_1K_M8	(0x3)
-#define NAND_ECC_BCH30_1K	(0x5)
-#define NAND_ECC_BCH30_1K_M8	(0x4)
-#define NAND_ECC_BCH40_1K	(0x6)
-#define NAND_ECC_BCH40_1K_M8	(0x5)
-#define NAND_ECC_BCH50_1K_M8	(0x6)
+#define NAND_ECC_NONE			(0x0)
+#define NAND_ECC_BCH8			(0x1)
+#define NAND_ECC_BCH8_1K		(0x2)
+#define NAND_ECC_BCH24_1K		(0x3)
+#define NAND_ECC_BCH30_1K		(0x4)
+#define NAND_ECC_BCH40_1K		(0x5)
+#define NAND_ECC_BCH50_1K		(0x6)
 /*NAND_ECC_BCH50_1K only for mtd for general*/
-#define NAND_ECC_BCH50_1K	(0x6)
-#define NAND_ECC_BCH60_1K	(0x7)
-#define NAND_ECC_BCH_SHORT	(0x8)
+#define NAND_ECC_BCH60_1K		(0x7)
+#define NAND_ECC_BCH_SHORT		(0x8)
 
 #define	PER_INFO_BYTE	8
 
diff --git a/drivers/amlogic/mtd/m3_nand.c b/drivers/amlogic/mtd/m3_nand.c
index 128cf9790ee6..1cb3deedb44d 100644
--- a/drivers/amlogic/mtd/m3_nand.c
+++ b/drivers/amlogic/mtd/m3_nand.c
@@ -436,17 +436,6 @@ static int m3_nand_options_confirm(struct aml_nand_chip *aml_chip)
 		aml_chip->ecc_max = 8;
 		chip->ecc.steps = mtd->writesize / chip->ecc.size;
 		break;
-	/*don't support for new chip(greater than m8)*/
-	case NAND_ECC_BCH16_1K_MODE:
-		chip->ecc.strength = 16;
-		chip->ecc.size = NAND_ECC_UNIT_1KSIZE;
-		chip->ecc.bytes = NAND_BCH16_1K_ECC_SIZE;
-		aml_chip->bch_mode = NAND_ECC_BCH16_1K;
-		aml_chip->user_byte_mode = 2;
-		aml_chip->ecc_cnt_limit = 14;
-		aml_chip->ecc_max = 16;
-		chip->ecc.steps = mtd->writesize / chip->ecc.size;
-		break;
 
 	case NAND_ECC_BCH24_1K_MODE:
 		chip->ecc.strength = 24;