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Dharun krithik k

PROFILE

Dharun Krithik K

Dharun Krithik K developed and integrated hardware support features across Zephyr-based repositories, focusing on Infineon PSoC4 platforms. He delivered DMA, SPI, UART, and watchdog functionality in nrfconnect/sdk-zephyr and nxp-upstream/zephyr, using C, DTS, and YAML to implement device drivers, device tree bindings, and board overlays. His work included refactoring device trees for maintainability, aligning clock and divider configurations with hardware specifications, and expanding peripheral support for boards like CY8CPROTO-041TP. By enabling robust testing frameworks and cross-repository collaboration, Dharun improved hardware validation, reduced integration risk, and established a foundation for reliable, scalable embedded systems development within Zephyr projects.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

20Total
Bugs
0
Commits
20
Features
10
Lines of code
1,931
Activity Months4

Work History

March 2026

3 Commits • 2 Features

Mar 1, 2026

For 2026-03, key development focused on expanding hardware capabilities and improving testability in the nxp-upstream/zephyr repository. Major bugs fixed: none reported in this period; effort was concentrated on feature delivery and validation improvements. Overall impact includes broader device support, enhanced test coverage, and stronger validation workflows, contributing to faster time-to-value for new boards and peripherals. Technologies demonstrated include DMA integration, peripheral expansion (SPI, I2C, ADC, counter, watchdog, PWM, flash), SPI loopback testing, and Zephyr board configuration via YAML.

January 2026

6 Commits • 3 Features

Jan 1, 2026

January 2026 performance summary focusing on hardware integration, maintainability, and cross-repo collaboration. Delivered Infineon-focused device-tree and SPI-driver enhancements across two major Zephyr-based repos, enabling new hardware support and more reliable configurations while reducing future maintenance.

December 2025

3 Commits • 1 Features

Dec 1, 2025

Month: 2025-12. Focus: deliver PSoC DMA platform-wide support and testing in nxp-upstream/zephyr. Key work delivered includes unified DMA support across PSoC platforms: Infineon DMAC driver for PSoC4 Series, DMA controller support for PSoC 4100TP, and board-level DMA testing overlays for CY8CPROTO-041TP. This work is backed by three commits with explicit messages. Impact: enables cross-platform DMA functionality, improves test coverage, reduces integration risk for DMA features, and accelerates time-to-market for PSoC-based platforms. Technologies/skills demonstrated include device-tree integration (infineon,dmac.yaml), board overlays, and driver development for DMAC. Business value: higher performance DMA paths across PSoC devices, streamlined validation, and stronger platform consistency.

November 2025

8 Commits • 4 Features

Nov 1, 2025

In November 2025, the team delivered critical PSoC4 integration and peripheral bring-up across Zephyr-based platforms, enabling more reliable operation, expanded hardware support, and improved maintainability. Focused work on clock, watchdog, UART, and SPI subsystems across two repositories laid a strong foundation for PSoC4-based products and testing. Key outcomes include robust clock source support and error handling for Infineon PSoC4, board bring-up improvements for CY8CPROTO-041TP, enhanced reliability through watchdog integration, and expanded SPI master capabilities for cy8cproto_041tp and PSoC4100TP, enabling richer peripheral ecosystems.

Activity

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Quality Metrics

Correctness99.0%
Maintainability94.0%
Architecture98.0%
Performance93.0%
AI Usage21.0%

Skills & Technologies

Programming Languages

CDTSYAMLdtsi

Technical Skills

C programmingconfiguration managementdevice driver developmentdevice driversdevice treedevice tree bindingsdevice tree configurationdevice tree managementdriver developmentembedded systemshardware abstractionhardware configurationhardware integrationhardware interfacingtesting frameworks

Repositories Contributed To

3 repos

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

nxp-upstream/zephyr

Nov 2025 Mar 2026
3 Months active

Languages Used

CDTSdtsiYAML

Technical Skills

C programmingdevice driver developmentdevice treedevice tree configurationdriver developmentembedded systems

nrfconnect/sdk-zephyr

Nov 2025 Jan 2026
2 Months active

Languages Used

CDTSYAML

Technical Skills

C programmingdevice treedevice tree bindingsdriver developmentembedded systemshardware configuration

zephyrproject-rtos/zephyr

Jan 2026 Jan 2026
1 Month active

Languages Used

C

Technical Skills

C programmingdevice driversdriver developmentembedded systemshardware interfacing