MAJOR=247
MINOR=1
DEVNAME=iio:device1
DEVTYPE=iio_device
OF_NAME=ltc2631-l10
OF_FULLNAME=/soc/i2c@78b8000/ltc2631-l10@20
OF_COMPATIBLE_0=adi,ltc2631-l10
OF_COMPATIBLE_N=1
root@qcom:/sys/bus/iio/devices/iio:device1# echo 200 > out_voltage0_raw
[ 4004.255429]
[ 4004.255429] Attempting to write to LTC2631
[ 4004.255711]
[ 4004.255711] Number of bytes sent over I2C: -6 to I2C address: 0
-sh: echo: write error: No such device or address