OSC_CTRL_PLL_REF_DIV_4   31 drivers/clk/tegra/clk-tegra20.c #define OSC_CTRL_PLL_REF_DIV_4		(2<<28)
OSC_CTRL_PLL_REF_DIV_4   35 drivers/clk/tegra/clk-tegra30.c #define OSC_CTRL_PLL_REF_DIV_4		(2<<26)