Unexpected Warnings in project with nRF Connect SDK

Hi all,

I recently started checking the nRF Connect SDK with Zephyr and I created a simple example using nRF52840 and an IMU sensor using nRF Connect SDK v2.6.1 .

I performed the following changes

  • I  created an overlay file for the device tree to assign the pins I want for the I2C without changing the actual devicetree
  • I added the path to the IMU library in the CMakeLists.txt file
  • I added the IMU library files to the project
  • In prj.config I added the CONFIG_GPIO = y and CONFIG_I2C = y

The problem now is that I get 10 warnings that make no sense to me . The warnings are the following

1. In prj_conf

2. In nrf52840dk_nrf52840.dts

1st Warning

2nd & 3rd Warning

3. nrf52840.dtsi

1st warning

2nd and 3rd waring

4th and 5th warning

6th warning

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