为SAM9261, SAM9261S, SAM9260, SAM9263等开发板编译linux内核，u-boot，bootstrap的详细说明，为SAM9x编译NAND启动版Linux，方便用户配置开发环境。 -for the development board of SAM9261, SAM9261S, SAM9260, SAM9263 and so on, descr ipt the methord of compiling u-boot，bootstrap and linux kernel

The Atmel ® | SMART SAM9260 eMPU is based on the integration of an ARM926EJ-STM processor with fast ROM and RAM memories and a wide range of peripherals.-The Atmel ® | SMART SAM9260 eMPU is based on the integration of an ARM926EJ-STM p