* gpios: isBrainPinValid helper
* LCD HD44780: do not touch pins if DM_NONE or invalid gpio
* Fix isEnabled checks for GPS and Joystick
* LCD HD44780: writePad use this method wider
* Guard define argument
* ADC: isAdcChannelValid
Check for both <= EFI_ADC_NONE and >= EFI_ADC_LAST_CHANNEL
Also check for value out of enum range (corrupted settings)
* Fix unit tests