RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ v5.2.1-beta

镜像自地址 https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

yixinghua121 983f02151a 修复 MMCSD 宏拼写错误+内核开启LOG_D编译问题		11 月之前
..
Libraries	9bc68d26a4 format Kconfig and sconscript	3 年之前
M0	983f02151a 修复 MMCSD 宏拼写错误+内核开启LOG_D编译问题	11 月之前
M4	fe3c4d456e bsp中option env语句替换为新语句，并同步更新了source "$xxx"语句	1 年之前
applications	99bdf978d7 [rtdef] use lower-case to define attributes (#6728)	3 年之前
drivers	f58d3c5200 rt_device_write/read return data type as rt_ssize_t	3 年之前