Ray Lau contributed to the lowRISC/opentitan repository by focusing on code quality improvements within the SPI device module. During this period, Ray addressed a specific lint issue by removing a redundant localparam, TpmRdFifoWidth, which enhanced maintainability and reduced code complexity. His work involved aligning the spi_device implementation with spi_device_reg_pkg usage, thereby minimizing the risk of variable shadowing and future lint errors. Utilizing SystemVerilog and drawing on his expertise in FPGA development and hardware design, Ray’s targeted bug fix improved the continuous integration lint health for the SPI device path, supporting smoother future integrations and more reliable development workflows.