Kasper Hjort Berthelsen

Add information on which features are provided by each board

1

#### Description The process to find the features a board support is currently to have an application Makefile and call `make BOARD= info-features-provided`. This is cumbersome for users looking for...

pkg/semtech-loramac: add eepreg support

1

### Contribution description This pull-request makes the `semtech-loramac` package utilize the `sys_eepreg` module to figure out where to store it's configuration if it's loaded. If it's not loaded but `eeprom`...

### Contribution description since `CONFIG_SLOT_AUX_LEN` is only supported on platforms where `MODULE_PERIPH_FLASHPAGE_AUX` is provided, it should also only successfuly compile on those platforms. Thats not the case right now, as...

cpu/stm32wl: Enable rtc support

3

### Contribution description This PR adds support for the real-time clock on the stm32wl series devices. Based on information from https://www.st.com/resource/en/reference_manual/dm00451556-stm32wl5x-advanced-armbased-32bit-mcus-with-subghz-radio-solution-stmicroelectronics.pdf ### Testing procedure ### Issues/PRs references

pkg/semtech-loramac: _lock_acquire called in interrupt context causes kernel panic on esp32-ttgo-t-beam and possibly other esp boards

1

#### Description trying to otaa join using the `tests/pkg/semtech-loramac` test results in a kernel panic due to a failed assertion in the esp sdk relevant snippet from the "actual results"...