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root@imx95-19x19-lpddr5-evk:~# i2ctransfer -y 2 w4@0x40 0x79 0x00 0x00 0x00
Error: Could not set address to 0x40: Device or resource busy
Error: faulty argument is 'w4@0x40'
root@imx95-19x19-lpddr5-evk:~# i2ctransfer -f -y 2 w4@0x40 0x79 0x00 0x00 0x00                                                                         
root@imx95-19x19-lpddr5-evk:~# i2ctransfer -f -y 2 w4@0x40 0x3A 0x00 0x00 0x00                                                                         
root@imx95-19x19-lpddr5-evk:~# cat /sys/class/fpga_manager/fpga0/state 
operating
root@imx95-19x19-lpddr5-evk:~# i2ctransfer -y 2 w4@0x40 0x3c 0x00 0x00 0x00 r4
Error: Could not set address to 0x40: Device or resource busy
Error: faulty argument is 'w4@0x40'
root@imx95-19x19-lpddr5-evk:~# i2ctransfer -f -y 2 w4@0x40 0x3c 0x00 0x00 0x00 r4                                                                      
0xff 0xff 0xff 0xff