clk_HFPERCLKUART0 27 include/dt-bindings/clock/efm32-cmu.h #define clk_HFPERCLKUART0 22 clk_HFPERCLKUART0 27 scripts/dtc/include-prefixes/dt-bindings/clock/efm32-cmu.h #define clk_HFPERCLKUART0 22