CLK_AUD_I2S4_BCLK_SW 420 include/dt-bindings/clock/mt6779-clk.h #define CLK_AUD_I2S4_BCLK_SW 15 CLK_AUD_I2S4_BCLK_SW 420 scripts/dtc/include-prefixes/dt-bindings/clock/mt6779-clk.h #define CLK_AUD_I2S4_BCLK_SW 15