HI6220_I2C2_CLK 75 include/dt-bindings/clock/hi6220-clock.h #define HI6220_I2C2_CLK 15 HI6220_I2C2_CLK 75 scripts/dtc/include-prefixes/dt-bindings/clock/hi6220-clock.h #define HI6220_I2C2_CLK 15