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如果修改hdmi或者dvo2的视频输出的时钟?



DM8148EVM 板子

这里是720P输出,timing的时钟理论应当是74250,被我修改为148500;用示波器测量发现输出还是74250;(vpshal_hdvenc.c中修改的)

请问我应当怎么样修改时钟输出的实际值?

我现在的问题是480P输出的时钟理论上应当为27MHz,但是出来的是270MHz,想查出怎么控制时钟频率的输出;