Resolved! How is SUB_NRST generated in STM32MP157x-EV1 eval board?
According to the documentation of the EV1 eval board:"The STM32MP157xAA3 also drives a sub system reset, SUB_NRST signal on PD10 IO, to the peripherals: USB Host Hub, MFX, Ethernet, and RGB_LTDC connector."Is this signal generated automatically by th...