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Michal Smola

PROFILE

Michal Smola

Michal Smola developed and enhanced embedded hardware support across multiple Zephyr repositories, focusing on NXP MCXL and MCXC platforms. He implemented device tree and driver updates in C and CMake to enable new board bring-up, improved clock and pin control, and expanded DMA-based testing. In nrfconnect/sdk-zephyr and kholia/zephyr, Michal addressed test harness reliability and introduced features like split-role interrupt support for I2C drivers, ensuring compatibility across diverse SoCs. His work included firmware and configuration management, hardware abstraction, and CI integration, resulting in robust, repeatable flashing, streamlined onboarding, and broader hardware validation for Zephyr-based embedded systems.

Overall Statistics

Feature vs Bugs

75%Features

Repository Contributions

17Total
Bugs
3
Commits
17
Features
9
Lines of code
5,129
Activity Months5

Work History

February 2026

5 Commits • 3 Features

Feb 1, 2026

February 2026: Delivered targeted NXP hardware support enhancements for Zephyr and expanded DMA-based test coverage on FRDM-MCXC242, complemented by a Zephyr-compatibility macro in the HAL to align with linker constraints. These changes improve early SoC enablement, driver compatibility, and testing breadth across NXP platforms, driving faster onboarding and more robust validation.

December 2025

7 Commits • 4 Features

Dec 1, 2025

In December 2025, delivered end-to-end MCXL family support across Zephyr forks (zephyrproject-rtos/hal_nxp and nxp-upstream/zephyr). Implemented hardware control and initialization for MCXL25x-based platforms, including pinctrl, device-tree, and clock management, integrated MCXL support into HAL_NXP, and added basic FRDM_MCXL255 board support. The work enables customers to use MCXL MCUs with Zephyr, aligns with Kconfig/CMake CI, and improves scalability for MCXL-based solutions.

July 2025

2 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for nrfconnect/sdk-zephyr: Delivered targeted improvements to expand hardware compatibility and stabilize test harnesses. Key feature delivered: i2c_mcux_lpi2c driver now supports split-role interrupts, enabling proper interrupt handling for SoCs with separate controller and target IRQ lines, broadening compatibility across NXP devices. Major bug fixed: accel_trig sample harness corrected configuration to avoid the 'no regex patterns configured' error, ensuring reliable harness interpretation after fixture additions. Overall impact: improved cross-SOC interoperability, reduced CI/test noise, and faster integration for customers using NXP platforms. Technologies demonstrated: embedded I2C (LPI2C) driver work, interrupt architecture, test harness customization (regex and one_line types), and CI stability practices.

December 2024

1 Commits

Dec 1, 2024

December 2024 monthly summary focusing on delivering a critical bug fix to the LinkServer flashing loop in telink-semi/zephyr, enabling reliable and repeatable flashing across devices. The change adjusted the MCU security state from fully secure (0xFF) to less secure (0xFE), implemented via device tree and flash configuration, enabling repeated flash cycles and reducing manual intervention. This work strengthens CI/test reliability and accelerates hardware bring-up.

October 2024

2 Commits • 1 Features

Oct 1, 2024

October 2024 monthly summary for kholia/zephyr focused on delivering toolchain-friendly features and stabilizing test automation for MCUXp MCXC samples.

Activity

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Quality Metrics

Correctness94.2%
Maintainability91.8%
Architecture93.0%
Performance87.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

CCMakeDTSKconfigYAML

Technical Skills

C programmingCMakeConfiguration ManagementDevice TestingDevice TreeDriver DevelopmentEmbedded SystemsFirmware DevelopmentI2C ProtocolTestingdevice driver developmentdevice driversdevice treedevice tree configurationdevice tree management

Repositories Contributed To

6 repos

Overview of all repositories you've contributed to across your timeline

nxp-upstream/zephyr

Dec 2025 Dec 2025
1 Month active

Languages Used

CCMake

Technical Skills

C programmingCMakedevice driversdevice treedriver developmentembedded systems

Zephyr4Microchip/zephyr

Feb 2026 Feb 2026
1 Month active

Languages Used

CDTSYAML

Technical Skills

C programmingdevice driver developmentdevice tree configurationdriver developmentembedded systemshardware abstraction

kholia/zephyr

Oct 2024 Oct 2024
1 Month active

Languages Used

KconfigYAML

Technical Skills

Configuration ManagementDevice TestingEmbedded Systems

nrfconnect/sdk-zephyr

Jul 2025 Jul 2025
1 Month active

Languages Used

CYAML

Technical Skills

Configuration ManagementDriver DevelopmentEmbedded SystemsI2C ProtocolTesting

zephyrproject-rtos/hal_nxp

Dec 2025 Feb 2026
2 Months active

Languages Used

C

Technical Skills

device tree managementembedded systemshardware programmingC programmingfirmware development

telink-semi/zephyr

Dec 2024 Dec 2024
1 Month active

Languages Used

C

Technical Skills

Device TreeEmbedded SystemsFirmware Development