在阳初2410开发板移植U

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在阳初2410开发板移植U-Boot1.2.0的详细笔记，本人按照这个笔记在SMDK2410的开发板上通过测试。-In the beginning of 2410 development board yang transplantation of the U-Boot1.2.0 detailed notes, I SMDK2410 according to the notes in the development of on-board to pass the test.