RK3308_ADC_HPF_CUTOFF_SFT
#define RK3308_ADC_HPF_CUTOFF_MSK (0x3 << RK3308_ADC_HPF_CUTOFF_SFT)
#define RK3308_ADC_HPF_CUTOFF_612HZ (0x2 << RK3308_ADC_HPF_CUTOFF_SFT)
#define RK3308_ADC_HPF_CUTOFF_245HZ (0x1 << RK3308_ADC_HPF_CUTOFF_SFT)
#define RK3308_ADC_HPF_CUTOFF_20HZ (0x0 << RK3308_ADC_HPF_CUTOFF_SFT)