Aria NXP imx6 set efuse default MAC address

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Set default MAC address

Warning! Once the address is set, it cannot be changed again!

Write MAC value into file below:

/sys/fsl_otp/HW_OCOTP_MAC0 #(low 32 bits)

/sys/fsl_otp/HW_OCOTP_MAC1 #(high 16 bits)

e.g: Set e6:b8:a8:fb:8b:0e as MAC: 

echo 0xE6B8 > /sys/fsl_otp/HW_OCOTP_MAC1
echo 0xA8FB8B0E > /sys/fsl_otp/HW_OCOTP_MAC0
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