AUDIO_SYNC_CLK_SPDIF   22 drivers/clk/tegra/clk-tegra-audio.c #define AUDIO_SYNC_CLK_SPDIF 0x4b4
AUDIO_SYNC_CLK_SPDIF   93 drivers/clk/tegra/clk-tegra30.c #define AUDIO_SYNC_CLK_SPDIF 0x4b4