NAU8821_CLASSG_TIMER_SFT
0x20 << NAU8821_CLASSG_TIMER_SFT);
#define NAU8821_CLASSG_TIMER_MASK (0x3f << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_64MS (0x20 << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_32MS (0x10 << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_16MS (0x8 << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_8MS (0x4 << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_2MS (0x2 << NAU8821_CLASSG_TIMER_SFT)
#define NAU8821_CLASSG_TIMER_1MS (0x1 << NAU8821_CLASSG_TIMER_SFT)