Michal Princ developed robust inter-core synchronization and hardware spinlock support for NXP SoCs in the Zephyr4Microchip/zephyr and nxp-upstream/zephyr repositories, focusing on the MIMXRT700 and MIMXRT1180 evaluation kits. He implemented sema42 device nodes, clock control for multiple peripherals, and hwspinlock samples, using C, CMake, and device tree configuration to enable reliable multi-core coordination. Michal also introduced SoC-specific build dependencies and test harnesses, streamlining board support and validation. His work addressed hardware abstraction and resource management challenges, enabling advanced real-time multi-core workflows and improving platform reliability for embedded systems without introducing regressions or unresolved bugs.