IMX7D_UART6_ROOT_CLK 255 include/dt-bindings/clock/imx7d-clock.h #define IMX7D_UART6_ROOT_CLK 246 IMX7D_UART6_ROOT_CLK 255 scripts/dtc/include-prefixes/dt-bindings/clock/imx7d-clock.h #define IMX7D_UART6_ROOT_CLK 246