diff --git a/README.md b/README.md
index 5a75941..9e500a3 100644
--- a/README.md
+++ b/README.md
@@ -27,14 +27,19 @@ The vendor provides the driver code of the chip architecture.
 
 ```
 kernel/linux/patches
-├── linux-4.19					# linux-4.19 patches
-│   └── hi3516dv300_patch		
-│   		├── hi3516dv300.patch	# linux-4.19 Hi3516D V300 SOC patches
-│   		└── hdf.patch			# linux-4.19 Hi3516D V300 HDF patches
+├── linux-4.19				# linux-4.19 patches
+│   ├── common_patch
+│   │		└── hdf.patch		# linux-4.19 HDF patches
+│   └── hi3516dv300_patch
+│   		└── hi3516dv300.patch	# linux-4.19 Hi3516D V300 SOC patches
 └── linux-5.10
-    └── hi3516dv300_patch		
-    		├── hi3516dv300.patch	# linux-5.10 Hi3516D V300 SOC patches
-    		└── hdf.patch			# linux-5.10 Hi3516D V300 HDF patches
+    ├── common_patch
+    │		└── hdf.patch		# linux-5.10 HDF patches
+    └── hi3516dv300_patch
+    │		└── hi3516dv300.patch	# linux-5.10 Hi3516D V300 SOC patches
+    └── rkrk3568_patch
+    		├── kernel.patch		# linux-5.10 rk3568 SOC patches
+    		└── hdf.patch		# linux-5.10 rk3568 customized HDF patches
 ```
 
 ## Usage<a name="section1393789267"></a>
@@ -44,7 +49,7 @@ kernel/linux/patches
 	Apply the HDF kernel patches matching your kernel version. For details, see the method in **kernel.mk** in the **kernel/linux/build** repository.
 	
 	```
-	$(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH)     $(HDF_PATCH_FILE)
+	$(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH) $(KERNEL_PATCH_PATH) $(DEVICE_NAME)
 	```
 
 2. Apply the chip driver patches.
diff --git a/README_zh.md b/README_zh.md
index 2f3b328..c54c399 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -27,14 +27,19 @@ hi3516dv300_small.patch: 在Hi3516DV300芯片上支持arm架构的内核启动
 
 ```
 kernel/linux/patches
-├── linux-4.19					# linux-4.19 相关patch
-│   └── hi3516dv300_patch		
-│   		├── hi3516dv300.patch	# linux-4.19 hi3516dv300 SOC patch
-│   		└── hdf.patch			# linux-4.19 hi3516dv300 hdf patch
+├── linux-4.19				# linux-4.19 相关patch
+│   ├── common_patch
+│   │		└── hdf.patch		# linux-4.19 HDF patches
+│   └── hi3516dv300_patch
+│   		└── hi3516dv300.patch	# linux-4.19 Hi3516D V300 SOC patches
 └── linux-5.10
-    └── hi3516dv300_patch		
-    		├── hi3516dv300.patch	# linux-5.10 hi3516dv300 SOC patch
-    		└── hdf.patch			# linux-5.10 hi3516dv300 hdf patch
+    ├── common_patch
+    │		└── hdf.patch		# linux-5.10 HDF patches
+    └── hi3516dv300_patch
+    │		└── hi3516dv300.patch	# linux-5.10 Hi3516D V300 SOC patches
+    └── rkrk3568_patch
+    		├── kernel.patch		# linux-5.10 rk3568 SOC patches
+    		└── hdf.patch		# linux-5.10 rk3568 定制 HDF patches
 ```
 
 ## 使用说明<a name="section1393789267"></a>
@@ -44,7 +49,7 @@ kernel/linux/patches
 	在kernel/linux/build仓中，按照kernel.mk中HDF的补丁合入方法，合入不同内核版本对应的HDF内核补丁：
 	
 	```
-	$(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH)     $(HDF_PATCH_FILE)
+	$(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH) $(KERNEL_PATCH_PATH) $(DEVICE_NAME)
 	```
 
 2. 合入芯片平台驱动补丁
diff --git a/kernel.mk b/kernel.mk
old mode 100755
new mode 100644
index 585e1e9..31ffd7f
--- a/kernel.mk
+++ b/kernel.mk
@@ -64,7 +64,6 @@ ifneq ($(findstring $(BUILD_TYPE), small standard),)
 DEVICE_PATCH_DIR := $(OHOS_BUILD_HOME)/kernel/linux/patches/${KERNEL_VERSION}/$(DEVICE_NAME)_patch
 DEVICE_PATCH_FILE := $(DEVICE_PATCH_DIR)/$(DEVICE_NAME).patch
 PRODUCT_PATCH_FILE := $(OHOS_BUILD_HOME)/vendor/hisilicon/watchos/patches/$(DEVICE_NAME).patch
-HDF_PATCH_FILE := $(DEVICE_PATCH_DIR)/hdf.patch
 SMALL_PATCH_FILE := $(DEVICE_PATCH_DIR)/$(DEVICE_NAME)_$(BUILD_TYPE).patch
 KERNEL_IMAGE_FILE := $(KERNEL_SRC_TMP_PATH)/arch/$(KERNEL_ARCH)/boot/$(KERNEL_IMAGE)
 DEFCONFIG_FILE := $(DEVICE_NAME)_$(BUILD_TYPE)_defconfig
@@ -80,7 +79,7 @@ ifeq ($(DEVICE_NAME), hispark_phoenix)
 else
 	$(hide) rm -rf $(KERNEL_SRC_TMP_PATH);mkdir -p $(KERNEL_SRC_TMP_PATH);cp -arfL $(KERNEL_SRC_PATH)/* $(KERNEL_SRC_TMP_PATH)/
 endif
-	$(hide) $(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH) $(HDF_PATCH_FILE)
+	$(hide) $(OHOS_BUILD_HOME)/drivers/hdf_core/adapter/khdf/linux/patch_hdf.sh $(OHOS_BUILD_HOME) $(KERNEL_SRC_TMP_PATH) $(KERNEL_PATCH_PATH) $(DEVICE_NAME)
      
 ifeq ($(PRODUCT_PATH), vendor/hisilicon/watchos)
 	$(hide) cd $(KERNEL_SRC_TMP_PATH) && patch -p1 < $(PRODUCT_PATCH_FILE)