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AM4378 官方评估板时钟的晶振电路接地问题?

Other Parts Discussed in Thread: AM4378

ARM MPU AM4378 General Purpose EVM评估板的晶振电路进行了分地处理,这样进行分地处理有什么好处?可以不进行分地吗?另外它对应的电源域VDDS_OSC 的去耦电容需不需要接在GND_OSC地上然后再通过0欧姆电阻接GND上?评估板上的晶振电路如下图1,2所示

                                                                                                                图1

                                                                                                           图2