* Some more include fixes for linux
* Pass cross-compile path through CROSS_COMPILE
* Lower-upper case conversion fixes for linux
* Rename unmarkPin to brain_pin_markUnused
This is part of external gpiochip integration
* Add gpio_pin prefix to markUsed and markUnused
To distinguish from similar functions using brain_pin
* pin_repository: add helpers
this is part of gpio chips integration
* efi_gpio: simplify getHwPin using brain_pin_is_onchip