SX9310_REG_PROX_CTRL5_STARTUPSENS_MASK
start = FIELD_GET(SX9310_REG_PROX_CTRL5_STARTUPSENS_MASK,
reg_def->def &= ~SX9310_REG_PROX_CTRL5_STARTUPSENS_MASK;
reg_def->def |= FIELD_PREP(SX9310_REG_PROX_CTRL5_STARTUPSENS_MASK,