AR1021 Disable HW calibration

Disable the hardware calibration on AR1021 Touchcontroller.

cd /sys/kernel/ar1020

echo "1">commandMode
echo "0x55 0x05 0x21 0x00 0x2d 0x01 0x00">sendBuffer
echo "0x55 0x01 0x23">sendBuffer
echo "0">commandMode