i download uboot and find it have some u-boot that is have different way to boot,can you tell me how to modify i can make different types uboot ,such as "spi flash "and "uart flash"and so on ,how i modify to generate different uboot?
i download uboot and find it have some u-boot that is have different way to boot,can you tell me how to modify i can make different types uboot ,such as "spi flash "and "uart flash"and so on ,how i modify to generate different uboot?