diff --git a/drivers/rkflash/rkflash_api.c b/drivers/rkflash/rkflash_api.c
index 797b676fd4..88e1f1e8ce 100644
--- a/drivers/rkflash/rkflash_api.c
+++ b/drivers/rkflash/rkflash_api.c
@@ -9,14 +9,79 @@
 
 #include "rkflash_api.h"
 #include "rkflash_blk.h"
+#include "rkflash_debug.h"
 
 #ifdef CONFIG_RKSFC_NOR
+
+#define IDB_ALIGN_64			128	/* 64 KB */
+#define IDB_ALIGN_32			64	/* 32 KB */
+
+static void P_RC4(u8 *buf, u16 len)
+{
+	u8 S[256], K[256], temp;
+	u16 i, j, t, x;
+	u8 key[16] = {124, 78, 3, 4, 85, 5, 9, 7,
+		      45, 44, 123, 56, 23, 13, 23, 17};
+
+	j = 0;
+	for (i = 0; i < 256; i++) {
+		S[i] = (u8)i;
+		j &= 0x0f;
+		K[i] = key[j];
+		j++;
+	}
+
+	j = 0;
+	for (i = 0; i < 256; i++) {
+		j = (j + S[i] + K[i]) % 256;
+		temp = S[i];
+		S[i] = S[j];
+		S[j] = temp;
+	}
+
+	i = 0;
+	j = 0;
+	for (x = 0; x < len; x++) {
+		i = (i + 1) % 256;
+		j = (j + S[i]) % 256;
+		temp = S[i];
+		S[i] = S[j];
+		S[j] = temp;
+		t = (S[i] + (S[j] % 256)) % 256;
+		buf[x] = buf[x] ^ S[t];
+	}
+}
+
 int rksfc_nor_init(struct udevice *udev)
 {
 	struct rkflash_info *priv = dev_get_priv(udev);
 	struct SFNOR_DEV *p_dev = (struct SFNOR_DEV *)&priv->flash_dev_info;
+	struct snor_info_packet *packet;
+	struct id_block_tag *idb_tag;
+	int ret;
 
-	return snor_init(p_dev);
+	ret = snor_init(p_dev);
+	if (ret == SFC_OK && p_dev->read_lines == DATA_LINES_X1) {
+		idb_tag = kzalloc(NOR_SECS_PAGE * 512, GFP_KERNEL);
+		if (!idb_tag)
+			return SFC_OK;
+
+		if (sfc_get_version() >= SFC_VER_4)
+			snor_read(p_dev, IDB_ALIGN_32, NOR_SECS_PAGE,
+				  idb_tag);
+		else
+			snor_read(p_dev, IDB_ALIGN_64, NOR_SECS_PAGE,
+				  idb_tag);
+		packet = (struct snor_info_packet *)&idb_tag->dev_param[0];
+		if (idb_tag->id == IDB_BLOCK_TAG_ID) {
+			P_RC4((u8 *)idb_tag, sizeof(struct id_block_tag));
+			snor_reinit_from_table_packet(p_dev, packet);
+			rkflash_print_error("snor reinit, ret= %d\n", ret);
+		}
+		kfree(idb_tag);
+	}
+
+	return ret;
 }
 
 u32 rksfc_nor_get_capacity(struct udevice *udev)