clk_HFPERCLKUART1 28 include/dt-bindings/clock/efm32-cmu.h #define clk_HFPERCLKUART1 23 clk_HFPERCLKUART1 28 scripts/dtc/include-prefixes/dt-bindings/clock/efm32-cmu.h #define clk_HFPERCLKUART1 23