tfs源码，包含s29glp系列flash的驱动程序，在tornado下编译-tfs source, including s29glp series flash driver, compiled in tornado

完整的spiflash驱动代码，架构扩展性良好，兼容性广，支持四线串行闪存QPI模式。-Complete spiflash driver code, schema extension is good, wide compatibility, support for four-wire serial flash QPI mode.