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c6657 SPI BOOT

自己设计的C6657板卡,使用的SPI NOR FLASH型号与开发板相同,燒写成功,但加载失败。

使用nysh.spi.map将内核配置为850MHz,加载后停留在0x2BXXXXXX,

SYSCLKOUT的时钟输出为8.33MHz(CORE_CLK=50MH),好像PLL并没有配置成功,读出MAINPLL设置0x02620328寄存器值为全零。不知道问题在哪