R592_POWER
r592_write_reg(dev, R592_POWER, R592_POWER_0 | R592_POWER_1);
r592_write_reg(dev, R592_POWER, 0);
r592_clear_reg_mask(dev, R592_POWER, R592_POWER_20);
r592_set_reg_mask(dev, R592_POWER, R592_POWER_20);