OSC_CTRL_OSC_FREQ_19_2MHZ   23 drivers/clk/tegra/clk-tegra20.c #define OSC_CTRL_OSC_FREQ_19_2MHZ (1<<30)
OSC_CTRL_OSC_FREQ_19_2MHZ   24 drivers/clk/tegra/clk-tegra30.c #define OSC_CTRL_OSC_FREQ_19_2MHZ	(0X4<<28)