diff --git a/mkrtos_script/build_at32f437.sh b/mkrtos_script/build_at32f437.sh
index 7d34b2514..67fc277e1 100755
--- a/mkrtos_script/build_at32f437.sh
+++ b/mkrtos_script/build_at32f437.sh
@@ -1,11 +1,12 @@
 #!/bin/bash
 
-# export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/bin/
-# export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/lib/gcc/arm-none-eabi/5.4.1/armv7e-m/fpu
+# linux build
+export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/bin/
+export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/lib/gcc/arm-none-eabi/5.4.1/armv7e-m/fpu
 
 # mac compile
-export TOOLCHAIN=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
-export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7e-m+fp/hard
+# export TOOLCHAIN=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
+# export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7e-m+fp/hard
 
 # windows compile
 # export TOOLCHAIN=/d/GNUArmEmbeddedToolchain/102021.10/bin/
@@ -14,6 +15,7 @@ export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/ar
 # export TOOLCHAIN=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
 # export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7-m/nofp
 
+# linux build
 # export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
 # export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7e-m+fp/hard
 
diff --git a/mkrtos_script/build_f2.sh b/mkrtos_script/build_f2.sh
index f68144664..1feb3dbc4 100755
--- a/mkrtos_script/build_f2.sh
+++ b/mkrtos_script/build_f2.sh
@@ -1,13 +1,13 @@
 #!/bin/bash
 
-export TOOLCHAIN=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
-export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7-m/nofp
+# export TOOLCHAIN=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
+# export TOOLCHAIN_LIB=/Users/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7-m/nofp
 
 # export TOOLCHAIN=/d/GNUArmEmbeddedToolchain/102021.10/bin/
 # export TOOLCHAIN_LIB=/d/GNUArmEmbeddedToolchain/102021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7-m/nofp
 
-# export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/bin/
-# export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/lib/gcc/arm-none-eabi/5.4.1/armv7-m/
+export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/bin/
+export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-5_4-2016q3/lib/gcc/arm-none-eabi/5.4.1/armv7-m/
 
 # export TOOLCHAIN=/home/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/bin/
 # export TOOLCHAIN_LIB=/home/zhangzheng/gcc-arm-none-eabi-10.3-2021.10/lib/gcc/arm-none-eabi/10.3.1/thumb/v7-m/nofp
diff --git a/mkrtos_tool/kconfig/__pycache__/kconfigfunctions.cpython-38.pyc b/mkrtos_tool/kconfig/__pycache__/kconfigfunctions.cpython-38.pyc
index 0a08ee6c5..6fd7df0a4 100644
Binary files a/mkrtos_tool/kconfig/__pycache__/kconfigfunctions.cpython-38.pyc and b/mkrtos_tool/kconfig/__pycache__/kconfigfunctions.cpython-38.pyc differ
diff --git a/mkrtos_tool/kconfig/__pycache__/kconfiglib.cpython-38.pyc b/mkrtos_tool/kconfig/__pycache__/kconfiglib.cpython-38.pyc
index d0cb14dd1..4e23e594f 100644
Binary files a/mkrtos_tool/kconfig/__pycache__/kconfiglib.cpython-38.pyc and b/mkrtos_tool/kconfig/__pycache__/kconfiglib.cpython-38.pyc differ
diff --git a/mkrtos_user/user/app/ATSURFF437/3d_test/3DTest.c b/mkrtos_user/user/app/ATSURFF437/3d_test/3DTest.c
index f0c2bb4e8..79d277ed5 100644
--- a/mkrtos_user/user/app/ATSURFF437/3d_test/3DTest.c
+++ b/mkrtos_user/user/app/ATSURFF437/3d_test/3DTest.c
@@ -424,7 +424,8 @@ int fastCos(int i)
  *
  */
 
-const int16_t numVerts1 = 8;
+// const int16_t numVerts1 = 8;
+#define numVerts1 8
 const int16_t verts1[] = {
   -100, -100, -100,  // 0
    100, -100, -100,  // 1
@@ -436,7 +437,8 @@ const int16_t verts1[] = {
   -100,  100,  100,  // 7
 };
 
-const int16_t numQuads1 = 6;
+// const int16_t numQuads1 = 6;
+#define numQuads1 6
 const int16_t quads1[] = {
   0, 1, 2, 3,  // front
   7, 6, 5, 4,  // back
diff --git a/mkrtos_user/user/app/ATSURFF437/nes_simulator/infoNES/K6502_rw.h b/mkrtos_user/user/app/ATSURFF437/nes_simulator/infoNES/K6502_rw.h
index c29598b7d..6c0b992e3 100644
--- a/mkrtos_user/user/app/ATSURFF437/nes_simulator/infoNES/K6502_rw.h
+++ b/mkrtos_user/user/app/ATSURFF437/nes_simulator/infoNES/K6502_rw.h
@@ -16,7 +16,7 @@
 
 #include "InfoNES.h"
 #include "InfoNES_System.h"
-#include "infones_mapper.h"
+// #include "infones_mapper.h"
 #include "InfoNES_pAPU.h"
 
 #ifdef __cplusplus 
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/CMakeLists.txt b/mkrtos_user/user/drv/ATSURFF437/pin/CMakeLists.txt
index 47f8db6ed..9a92fd3bb 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/CMakeLists.txt
+++ b/mkrtos_user/user/drv/ATSURFF437/pin/CMakeLists.txt
@@ -22,6 +22,9 @@ target_link_libraries(
     PUBLIC
     -Bstatic
     ${LIBC_NAME}
+    mk_drv
+    mk_pin
+    mk_char
     --whole-archive
     ${START_LIB}
     libc_be
@@ -29,7 +32,6 @@ target_link_libraries(
     sys_util
     sys_svr
     --no-whole-archive
-    fdt
     ${GCC_LIB_PATH}/libgcc.a
 )
 target_include_directories(
@@ -46,13 +48,17 @@ target_include_directories(
     ${CMAKE_SOURCE_DIR}/mkrtos_bsp/AT32/AT32F435_437_Firmware_Library_V2.2.0/middlewares/i2c_application_library
     ${CMAKE_CURRENT_SOURCE_DIR}/
 
-    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/libfdt/lib/contrib
+    
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/user/drv/lib/mk_pin
 )
 add_dependencies(
     pin.elf
     ${START_LIB}
     sys
     sys_util
+    mk_char
+    mk_drv
+    mk_pin
 )
 set_target_properties(
     pin.elf PROPERTIES LINK_FLAGS
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/fs_rpc.c b/mkrtos_user/user/drv/ATSURFF437/pin/fs_rpc.c
index 3c483fea3..4aa2ac94a 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/fs_rpc.c
+++ b/mkrtos_user/user/drv/ATSURFF437/pin/fs_rpc.c
@@ -118,9 +118,9 @@ int fs_svr_open(const char *path, int flags, int mode)
             printf("[pin] not dev %s.\n", path);
             return -ENODEV;
         }
-        if (char_dev->ops->mk_pin_drv_open)
+        if (char_dev->ops->open)
         {
-            ret = char_dev->ops->mk_pin_drv_open(char_dev->dev);
+            ret = char_dev->ops->open(char_dev->dev);
         }
         if (ret < 0)
         {
@@ -132,9 +132,9 @@ int fs_svr_open(const char *path, int flags, int mode)
         if (!fdp)
         {
             printf("[pin] not fd %s.\n", path);
-            if (char_dev->ops->mk_pin_drv_release)
+            if (char_dev->ops->release)
             {
-                char_dev->ops->mk_pin_drv_release(char_dev->dev);
+                char_dev->ops->release(char_dev->dev);
             }
             return -ENOMEM;
         }
@@ -169,16 +169,19 @@ int fs_svr_read(int fd, void *buf, size_t len)
     mk_char_dev_t *char_dev;
 
     char_dev = fdp->ptr_dev;
-    if (!char_dev->ops->mk_pin_drv_ioctl)
+    if (!char_dev->ops->ioctl)
     {
         return -EACCES;
     }
-    char_dev->ops->mk_pin_drv_ioctl(char_dev->dev, MK_PIN_SET_OP_PIN, fdp->offset);
-    if (!char_dev->ops->mk_pin_drv_read)
+    ret = char_dev->ops->ioctl(char_dev->dev, MK_PIN_SET_OP_PIN, fdp->offset);
+    if (ret < 0) {
+        return ret;
+    }
+    if (!char_dev->ops->read)
     {
         return -EACCES;
     }
-    ret = char_dev->ops->mk_pin_drv_read(char_dev->dev, buf, len);
+    ret = char_dev->ops->read(char_dev->dev, buf, len);
     if (ret > 0)
     {
         fdp->offset += ret;
@@ -201,16 +204,16 @@ int fs_svr_write(int fd, void *buf, size_t len)
     mk_char_dev_t *char_dev;
 
     char_dev = fdp->ptr_dev;
-    if (!char_dev->ops->mk_pin_drv_ioctl)
+    if (!char_dev->ops->ioctl)
     {
         return -EACCES;
     }
-    char_dev->ops->mk_pin_drv_ioctl(char_dev->dev, MK_PIN_SET_OP_PIN, fdp->offset);
-    if (!char_dev->ops->mk_pin_drv_write)
+    char_dev->ops->ioctl(char_dev->dev, MK_PIN_SET_OP_PIN, fdp->offset);
+    if (!char_dev->ops->write)
     {
         return -EACCES;
     }
-    ret = char_dev->ops->mk_pin_drv_write(char_dev->dev, buf, len);
+    ret = char_dev->ops->write(char_dev->dev, buf, len);
     if (ret > 0)
     {
         fdp->offset += ret;
@@ -231,9 +234,9 @@ void fs_svr_close(int fd)
         mk_char_dev_t *char_dev;
 
         char_dev = fdp->ptr_dev;
-        if (char_dev->ops->mk_pin_drv_release)
+        if (char_dev->ops->release)
         {
-            char_dev->ops->mk_pin_drv_release(char_dev->dev);
+            char_dev->ops->release(char_dev->dev);
         }
     }
     else
@@ -346,9 +349,9 @@ int fs_svr_ioctl(int fd, int req, void *arg)
     }
     mk_char_dev_t *char_dev = file->ptr_dev;
 
-    if (char_dev->ops->mk_pin_drv_ioctl)
+    if (char_dev->ops->ioctl)
     {
-        ret = char_dev->ops->mk_pin_drv_ioctl(char_dev->dev, req, (umword_t)arg);
+        ret = char_dev->ops->ioctl(char_dev->dev, req, (umword_t)arg);
     }
     return ret;
 }
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/main.c b/mkrtos_user/user/drv/ATSURFF437/pin/main.c
index 89c1f2a54..8c27ab1d5 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/main.c
+++ b/mkrtos_user/user/drv/ATSURFF437/pin/main.c
@@ -12,19 +12,19 @@
 #include "ns_cli.h"
 #include <assert.h>
 #include <sys/stat.h>
+#include "mk_pin_drv_impl.h"
 
 int main(int argc, char *argv[])
 {
     obj_handler_t hd;
     int ret;
 
-    printf("pin init..\n");
+    printf("%s init..\n", argv[0]);
 #if 1
     thread_run(-1, 3);
 #endif
     mk_drv_init();
     mk_dev_init();
-    extern void drv_pin_init(void);
     drv_pin_init();
     dtb_parse_init();
 
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.h b/mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.h
deleted file mode 100644
index 32f07a76e..000000000
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#pragma once
-
-
-int dtb_parse_init(void);
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.c b/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.c
index 7a1be88a4..5c558f8e1 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.c
+++ b/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.c
@@ -8,6 +8,7 @@
 #include <assert.h>
 #include "mk_drv.h"
 #include "mk_pin_drv.h"
+#include "mk_dtb_parse.h"
 #include <u_prot.h>
 #include <u_vmam.h>
 #include "at32f435_437_gpio.h"
@@ -208,51 +209,7 @@ static int pin_write(mk_pin_t *pin, int number, uint8_t value)
     return 0;
 }
 
-static int dev_regs_map(mk_dev_t *dev, void *fdt)
-{
-    const umword_t *reg_raw;
-    int len;
-    msg_tag_t tag;
 
-    reg_raw = fdt_getprop(dev->dtb, dev->dtb_offset,
-                          "regs", &len);
-    if (!reg_raw)
-    {
-        return -ENODEV;
-    }
-    if (len < sizeof(void *) * 2)
-    {
-        return -ENODEV;
-    }
-
-    /*寄存器两个一组*/
-    for (int i = 0; i < len / sizeof(void *); i += 2)
-    {
-        addr_t vaddr;
-        uint32_t reg[2];
-
-        reg[0] = fdt32_to_cpu((fdt32_t)reg_raw[i]);
-        reg[1] = fdt32_to_cpu((fdt32_t)reg_raw[i + 1]);
-
-        printf("reg:0x%x size:0x%x\n", reg[0], reg[1]);
-        tag = u_vmam_alloc(VMA_PROT, vma_addr_create(VPAGE_PROT_RWX, 0, 0),
-                           reg[1], reg[0], &vaddr);
-        if (msg_tag_get_val(tag) < 0)
-        {
-            if (i == 0)
-            {
-                printf("periph mem alloc failed..\n");
-                return msg_tag_get_val(tag);
-            }
-            else
-            {
-                printf("periph mem alloc failed. success:%d\n", i / 2);
-                return i / 2;
-            }
-        }
-    }
-    return 0;
-}
 
 static mk_pin_ops_t pin_ops = {
     .drv_pin_configure = pin_configure,
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.h b/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.h
index 45dcbb04b..815412347 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.h
+++ b/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv_impl.h
@@ -1,3 +1,3 @@
 #pragma once
 
-
+void drv_pin_init(void);
diff --git a/mkrtos_user/user/drv/CMakeLists.txt b/mkrtos_user/user/drv/CMakeLists.txt
index 948a34261..2666ee3be 100644
--- a/mkrtos_user/user/drv/CMakeLists.txt
+++ b/mkrtos_user/user/drv/CMakeLists.txt
@@ -3,5 +3,5 @@ cmake_minimum_required(VERSION 3.13)
 # if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${CONFIG_BOARD_NAME})
 #     add_subdirectory(${CONFIG_BOARD_NAME})
 # endif()
-
 add_subdirectory(ATSURFF437)
+add_subdirectory(lib)
diff --git a/mkrtos_user/user/drv/lib/CMakeLists.txt b/mkrtos_user/user/drv/lib/CMakeLists.txt
new file mode 100644
index 000000000..db3d33d62
--- /dev/null
+++ b/mkrtos_user/user/drv/lib/CMakeLists.txt
@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.13)
+
+add_subdirectory(mk_drv)
+add_subdirectory(mk_pin)
+add_subdirectory(mk_char)
diff --git a/mkrtos_user/user/drv/lib/mk_char/CMakeLists.txt b/mkrtos_user/user/drv/lib/mk_char/CMakeLists.txt
new file mode 100644
index 000000000..ca7062942
--- /dev/null
+++ b/mkrtos_user/user/drv/lib/mk_char/CMakeLists.txt
@@ -0,0 +1,27 @@
+cmake_minimum_required(VERSION 3.13)
+
+
+file(GLOB_RECURSE deps  *.c *.S)
+add_library(
+    mk_char
+    STATIC
+    ${deps}
+)
+add_dependencies(
+    mk_char
+    fdt
+    sys
+    sys_util
+    sys_svr
+)
+target_include_directories(
+    mk_char
+    PUBLIC
+    ${CMAKE_CURRENT_SOURCE_DIR}/
+    ${CMAKE_CURRENT_SOURCE_DIR}/../mk_drv
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc/${ARCH_NAME}
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys_svr/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/util/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/libfdt/lib/contrib
+)
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_char_dev.c b/mkrtos_user/user/drv/lib/mk_char/mk_char_dev.c
similarity index 100%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_char_dev.c
rename to mkrtos_user/user/drv/lib/mk_char/mk_char_dev.c
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_char_dev.h b/mkrtos_user/user/drv/lib/mk_char/mk_char_dev.h
similarity index 68%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_char_dev.h
rename to mkrtos_user/user/drv/lib/mk_char/mk_char_dev.h
index 287a5a173..9ea13899f 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_char_dev.h
+++ b/mkrtos_user/user/drv/lib/mk_char/mk_char_dev.h
@@ -6,11 +6,11 @@
 
 typedef struct mk_file_ops
 {
-    int (*mk_pin_drv_open)(mk_dev_t *dev);
-    int (*mk_pin_drv_write)(mk_dev_t *dev, void *buf, size_t size);
-    int (*mk_pin_drv_read)(mk_dev_t *dev, void *buf, size_t size);
-    int (*mk_pin_drv_ioctl)(mk_dev_t *dev, int cmd, umword_t args);
-    int (*mk_pin_drv_release)(mk_dev_t *dev);
+    int (*open)(mk_dev_t *dev);
+    int (*write)(mk_dev_t *dev, void *buf, size_t size);
+    int (*read)(mk_dev_t *dev, void *buf, size_t size);
+    int (*ioctl)(mk_dev_t *dev, int cmd, umword_t args);
+    int (*release)(mk_dev_t *dev);
 } mk_file_ops_t;
 
 typedef struct mk_char_dev
diff --git a/mkrtos_user/user/drv/lib/mk_drv/CMakeLists.txt b/mkrtos_user/user/drv/lib/mk_drv/CMakeLists.txt
new file mode 100644
index 000000000..119b06a93
--- /dev/null
+++ b/mkrtos_user/user/drv/lib/mk_drv/CMakeLists.txt
@@ -0,0 +1,35 @@
+cmake_minimum_required(VERSION 3.13)
+
+
+file(GLOB_RECURSE deps  *.c *.S)
+add_library(
+    mk_drv
+    STATIC
+    ${deps}
+)
+target_link_libraries(
+    mk_drv
+    PRIVATE
+    fdt
+    sys
+    sys_util
+    sys_svr
+)
+add_dependencies(
+    mk_drv
+    fdt
+    sys
+    sys_util
+    sys_svr
+)
+target_include_directories(
+    mk_drv
+    PUBLIC
+    ${CMAKE_CURRENT_SOURCE_DIR}/
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/user/drv/lib/mk_char
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc/${ARCH_NAME}
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys_svr/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/util/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/libfdt/lib/contrib
+)
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dev.c b/mkrtos_user/user/drv/lib/mk_drv/mk_dev.c
similarity index 100%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_dev.c
rename to mkrtos_user/user/drv/lib/mk_drv/mk_dev.c
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dev.h b/mkrtos_user/user/drv/lib/mk_drv/mk_dev.h
similarity index 100%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_dev.h
rename to mkrtos_user/user/drv/lib/mk_drv/mk_dev.h
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_drv.c b/mkrtos_user/user/drv/lib/mk_drv/mk_drv.c
similarity index 100%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_drv.c
rename to mkrtos_user/user/drv/lib/mk_drv/mk_drv.c
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_drv.h b/mkrtos_user/user/drv/lib/mk_drv/mk_drv.h
similarity index 100%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_drv.h
rename to mkrtos_user/user/drv/lib/mk_drv/mk_drv.h
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.c b/mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.c
similarity index 62%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.c
rename to mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.c
index 4f78ee3d7..5bd09a2b5 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_dtb_parse.c
+++ b/mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.c
@@ -8,6 +8,7 @@
 #include <mk_dev.h>
 #include <mk_drv.h>
 #include <stdio.h>
+#include <u_vmam.h>
 typedef struct hook_mach_info
 {
     int node_offset;
@@ -37,7 +38,51 @@ static int dd_hook_mach(mk_drv_t *drv, const char *dev_name, void *data)
     }
     return ret;
 }
+int dev_regs_map(mk_dev_t *dev, void *fdt)
+{
+    const umword_t *reg_raw;
+    int len;
+    msg_tag_t tag;
 
+    reg_raw = fdt_getprop(dev->dtb, dev->dtb_offset,
+                          "regs", &len);
+    if (!reg_raw)
+    {
+        return -ENODEV;
+    }
+    if (len < sizeof(void *) * 2)
+    {
+        return -ENODEV;
+    }
+
+    /*寄存器两个一组*/
+    for (int i = 0; i < len / sizeof(void *); i += 2)
+    {
+        addr_t vaddr;
+        uint32_t reg[2];
+
+        reg[0] = fdt32_to_cpu((fdt32_t)reg_raw[i]);
+        reg[1] = fdt32_to_cpu((fdt32_t)reg_raw[i + 1]);
+
+        printf("reg:0x%x size:0x%x\n", reg[0], reg[1]);
+        tag = u_vmam_alloc(VMA_PROT, vma_addr_create(VPAGE_PROT_RWX, 0, 0),
+                           reg[1], reg[0], &vaddr);
+        if (msg_tag_get_val(tag) < 0)
+        {
+            if (i == 0)
+            {
+                printf("periph mem alloc failed..\n");
+                return msg_tag_get_val(tag);
+            }
+            else
+            {
+                printf("periph mem alloc failed. success:%d\n", i / 2);
+                return i / 2;
+            }
+        }
+    }
+    return 0;
+}
 int dtb_parse_init(void)
 {
     printf("init dts parsing.\n");
diff --git a/mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.h b/mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.h
new file mode 100644
index 000000000..7c4cf02f3
--- /dev/null
+++ b/mkrtos_user/user/drv/lib/mk_drv/mk_dtb_parse.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#include "mk_dev.h"
+
+int dev_regs_map(mk_dev_t *dev, void *fdt);
+int dtb_parse_init(void);
diff --git a/mkrtos_user/user/drv/lib/mk_pin/CMakeLists.txt b/mkrtos_user/user/drv/lib/mk_pin/CMakeLists.txt
new file mode 100644
index 000000000..9bba5518b
--- /dev/null
+++ b/mkrtos_user/user/drv/lib/mk_pin/CMakeLists.txt
@@ -0,0 +1,38 @@
+cmake_minimum_required(VERSION 3.13)
+
+
+file(GLOB_RECURSE deps  *.c *.S)
+add_library(
+    mk_pin
+    STATIC
+    ${deps}
+)
+target_link_libraries(
+    mk_pin
+    PRIVATE
+    fdt
+    sys
+    sys_util
+    sys_svr
+    mk_drv
+)
+add_dependencies(
+    mk_pin
+    fdt
+    sys
+    sys_util
+    sys_svr
+    mk_drv
+)
+target_include_directories(
+    mk_pin
+    PUBLIC
+    ${CMAKE_CURRENT_SOURCE_DIR}/
+    ${CMAKE_CURRENT_SOURCE_DIR}/../mk_drv
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/user/drv/lib/mk_char
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys/inc/${ARCH_NAME}
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/sys_svr/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/util/inc
+    ${CMAKE_SOURCE_DIR}/mkrtos_user/lib/libfdt/lib/contrib
+)
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.c b/mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.c
similarity index 94%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.c
rename to mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.c
index 943abc1ac..56e8a5c90 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.c
+++ b/mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.c
@@ -141,11 +141,11 @@ static int mk_pin_drv_ioctl(mk_dev_t *pin, int cmd, umword_t args)
     return 0;
 }
 static mk_file_ops_t file_ops = {
-    .mk_pin_drv_open = NULL,
-    .mk_pin_drv_write = mk_pin_drv_write,
-    .mk_pin_drv_read = mk_pin_drv_read,
-    .mk_pin_drv_ioctl = mk_pin_drv_ioctl,
-    .mk_pin_drv_release = NULL,
+    .open = NULL,
+    .write = mk_pin_drv_write,
+    .read = mk_pin_drv_read,
+    .ioctl = mk_pin_drv_ioctl,
+    .release = NULL,
 };
 
 int mk_pin_register(mk_dev_t *dev, mk_pin_dev_t *pin_drv)
diff --git a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.h b/mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.h
similarity index 99%
rename from mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.h
rename to mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.h
index 6473fa3b3..e63007241 100644
--- a/mkrtos_user/user/drv/ATSURFF437/pin/mk_pin_drv.h
+++ b/mkrtos_user/user/drv/lib/mk_pin/mk_pin_drv.h
@@ -3,6 +3,7 @@
 #include <u_types.h>
 #include "mk_drv.h"
 #include "mk_dev.h"
+
 #define MK_PIN_MAX_NUM (16 * 8)
 
 typedef struct mk_pin