I2C not working in nRF54L15DK

Hi,

We developed an application on the nRF52833 and are now porting it to the nRF54L15. As part of this process, I'm integrating an external RTC via I2C on the nRF54L15DK. After modifying the overlay file accordingly, the i2c write operation returns a -5 error (input/output error). What could be the possible cause?

Note: The application was working on the nRF52833.

moreover CONFIG_I2C is enabled in "prj.cfg" file.

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