IMX21_CLK_HCLK     20 include/dt-bindings/clock/imx21-clock.h #define IMX21_CLK_HCLK			11
IMX21_CLK_HCLK     20 scripts/dtc/include-prefixes/dt-bindings/clock/imx21-clock.h #define IMX21_CLK_HCLK			11