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项目使用TPS65218D0为AM437X供电，在电池供电时（电池电压2.8V）SYS_BU有输出,但是CDC5/DCDC6没有输出，PWR_EN没有1.8V输出，PMIC无法启动。
IN_BU和CC你是怎么接的，看下L5和L6的波形，还有L5和L6的输出电容接了么
