Solved
RM0399 Rev 2: Wrong DP_TARGETID Reset value
RM0399, p3226:
Debug port target identification register (DP_TARGETID)
Address offset: 0x4
Reset value: 0x1048 0401
should probably read Reset value: 0x1045 0401
RM0399, p3226:
Debug port target identification register (DP_TARGETID)
Address offset: 0x4
Reset value: 0x1048 0401
should probably read Reset value: 0x1045 0401
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