1. Fix open-control order issue in CAN driver.
2. [N9H30] Improve N9H30 I2C busy-wait implementation.
3. [N9H30] Support 1024x600x32b LCD panel.
4. Move nu_packages menu into sub-menu of board.

* [console] 解决在没有定义RT_USING_DEVICE的情况下使用device报错的问题

* format codes

* [libc] 整理格式

* refresh projects

1. Improve LVGL avg FPS.
2. Sync configuration to 4.1.0.

1. Improve LVGL avg FPS.
2. Sync configuration to 4.1.0.

1. Make up sources and bugfix.
2. Add nu_gpio_pin_get.
3. Add PM operator in USB host driver.
4. Support NUC980 stage 1 and add nk-980iot board.

Fix rtt port issues.

2. Add choice menu for lcd configure
3. Remove origin sdcard driver and add new mmc driver that use kernel
mmc stack for s3c2440

1、加入Kconfig以支持图形化菜单配置
2、编译脚本中添加动态模块编译参数
3、开启自动初始化机制支持
4、重构串口驱动以解决开启posix支持后终端无响应问题
5、解决dm9000网卡驱动link up问题
6、添加mnt.c文件用来挂载文件系统

1. modify at32_msp default configuration 2. add hwtimer driver and fix up some driver errors 3. update related files