OSC_CTRL_OSC_FREQ_MASK
#define OSC_CTRL_MASK (0x3f2u | OSC_CTRL_OSC_FREQ_MASK)
u32 auto_clk_control = osc_ctrl & OSC_CTRL_OSC_FREQ_MASK;
#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK)