Nicola Sparnacci authored 8 months ago and Michele Cirinei committed 6 months ago

LCD:
Add reg-userspace-consumer to let the user handle the LCD panel.

Test procedure:
i) switch off the panel:
```
echo "disabled" > /sys/class/regulator/regulator.7/reg_rgb_panel_on_consumer-rgb_panel_on/state
echo 0 > /sys/class/backlight/backlight/brightness
```
ii) switch on the panel:
```
echo 255 > /sys/class/backlight/backlight/brightness
echo "enabled" > /sys/class/regulator/regulator.7/reg_rgb_panel_on_consumer-rgb_panel_on/state
```

TOUCH:
Calibration needed at OS level. For weston:
```
weston-touch-calibrator /dev/fb0
```

JIRA Reference: [SANTINO-19]