diff --git a/drivers/rkflash/sfc_nand.c b/drivers/rkflash/sfc_nand.c
index 90c381a57769..998b794369e6 100644
--- a/drivers/rkflash/sfc_nand.c
+++ b/drivers/rkflash/sfc_nand.c
@@ -600,8 +600,12 @@ u32 sfc_nand_check_bad_block(u8 cs, u32 addr)
 	u32 data_size = p_nand_info->sec_per_page * SFC_NAND_SECTOR_SIZE;
 
 	ret = sfc_nand_read_page_raw(cs, addr, gp_page_buf);
+	/* unify with mtd framework */
 	if (ret == SFC_NAND_ECC_ERROR)
-		return true;
+		rkflash_print_error("%s page= %x ret= %x data0= %x, spare0= %x\n",
+				    __func__, addr, ret, gp_page_buf[0],
+				    (gp_page_buf[data_size / 4] & 0xFF));
+
 	/* Original bad block */
 	if ((gp_page_buf[data_size / 4] & 0xFF) != 0xFF)
 		return true;