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arm mpu dpll 控制

Other Parts Discussed in Thread: OMAP3530

在uboot之初始化cpu的过程中调用了void prcm_init(void)。真个函数。这个函数是针对arm mpu输入频率的调整。这个时候的代码应该运行在片内sram中。如果这个时候动态的调整了输入的频率,会不会影响cpu的稳定性。诸如:程序跑飞了这样的情况?