Hi
in my custom board (stm32mp157f) i removed the IC (STUSB1600). and i try to flash the images on sd card through the USB (DFU mode using cubeprogrammer). and it works,
but while flashing the images i saw to logs.
CPU: STM32MP157DAC Rev.Z
Model: STMicroelectronics STM32MP157F-DK2 Discovery Board
Board: stm32mp1 in trusted mode (st,stm32mp157f-dk2)
DRAM: 512 MiB
optee optee: OP-TEE: revision 3.19 (afacf356)
Clocks:
- MPU : 800 MHz
- MCU : 208.878 MHz
- AXI : 266.500 MHz
- PER : 24 MHz
- DDR : 533 MHz
Core: 363 devices, 43 uclasses, devicetree: board
WDT: Started watchdog with servicing (32s timeout)
NAND: 0 MiB
MMC: STM32 SD/MMC: 0, STM32 SD/MMC: 1
Loading Environment from nowhere... OK
In: serial
Out: serial
Err: serial
invalid MAC address 0 in OTP 00:00:00:00:00:00
Net:
Error: ethernet@5800a000 address not set.
No ethernet found.
Card did not respond to voltage select! : -110
No EFI system partition
Error: ethernet@5800a000 address not set.
Error: ethernet@5800a000 address not set.
Hit any key to stop autoboot: 0
Boot over usb0!
DFU alt info setting: done
dwc2-udc-otg usb-otg@49000000: No UCLASS_USB_TYPEC for remote-endpoint
#
UPLOAD ... done
Ctrl+C to exit ...
#
FlashLayout received, size = 665
DOWNLOAD ... OK
Ctrl+C to exit ...
#
UPLOAD ... done
Ctrl+C to exit ...
partitions on mmc0: Writing GPT: success!
done
DFU alt info setting: done
dwc2-udc-otg usb-otg@49000000: No UCLASS_USB_TYPEC for remote-endpoint
#
no issue i remove the (STUSB1600) cofiguration from the u-boot as well as linux device trees.
but. my question is why we use this IC(STUSB1600). if i removed this IC on my custom board is there any issue Occurred.
Note: no issue while flashing
booting : no issue it works fine
