Aditya Bhutada enhanced the reliability of the eSPI TAF NPCX driver in the nxp-upstream/zephyr repository by implementing a retry mechanism for the RPMC OP2 command path. Using C programming and embedded systems expertise, Aditya addressed scenarios where the device might be busy by allowing up to three command retries, thereby reducing the likelihood of command failures. This feature upgrade improved the robustness of the eSPI interface, contributing to greater system stability and uptime. The work demonstrated practical driver development skills, focusing on resilience and reliability in embedded environments, and was delivered as a targeted, well-scoped engineering improvement.