336 		regmap_update_bits(nau8825->regmap, NAU8825_REG_HSVOL_CTRL,  in nau8825_hpvol_ramp()
345 	regmap_update_bits(nau8825->regmap, NAU8825_REG_HSVOL_CTRL,  in nau8825_hpvol_ramp()
463 		regmap_read(nau8825->regmap, nau8825_xtalk_baktab[i].reg,  in nau8825_xtalk_backup()
490 		regmap_write(nau8825->regmap, nau8825_xtalk_baktab[i].reg,  in nau8825_xtalk_restore()
500 	regmap_update_bits(nau8825->regmap, NAU8825_REG_ENA_CTRL,  in nau8825_xtalk_prepare_dac()
509 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_xtalk_prepare_dac()
513 	regmap_update_bits(nau8825->regmap, NAU8825_REG_RDAC,  in nau8825_xtalk_prepare_dac()
518 	regmap_update_bits(nau8825->regmap, NAU8825_REG_POWER_UP_CONTROL,  in nau8825_xtalk_prepare_dac()
523 	regmap_update_bits(nau8825->regmap, NAU8825_REG_POWER_UP_CONTROL,  in nau8825_xtalk_prepare_dac()
527 	regmap_update_bits(nau8825->regmap, NAU8825_REG_HSD_CTRL,  in nau8825_xtalk_prepare_dac()
530 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,  in nau8825_xtalk_prepare_dac()
533 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLASSG_CTRL,  in nau8825_xtalk_prepare_dac()
541 	regmap_update_bits(nau8825->regmap, NAU8825_REG_ANALOG_ADC_2,  in nau8825_xtalk_prepare_adc()
549 	regmap_write(nau8825->regmap, NAU8825_REG_FLL1, 0x0);  in nau8825_xtalk_clock()
550 	regmap_write(nau8825->regmap, NAU8825_REG_FLL2, 0x3126);  in nau8825_xtalk_clock()
551 	regmap_write(nau8825->regmap, NAU8825_REG_FLL3, 0x0008);  in nau8825_xtalk_clock()
552 	regmap_write(nau8825->regmap, NAU8825_REG_FLL4, 0x0010);  in nau8825_xtalk_clock()
553 	regmap_write(nau8825->regmap, NAU8825_REG_FLL5, 0x0);  in nau8825_xtalk_clock()
554 	regmap_write(nau8825->regmap, NAU8825_REG_FLL6, 0x6000);  in nau8825_xtalk_clock()
556 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_xtalk_clock()
558 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL6, NAU8825_DCO_EN,  in nau8825_xtalk_clock()
563 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_xtalk_clock()
565 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL1,  in nau8825_xtalk_clock()
576 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_xtalk_prepare()
593 	regmap_update_bits(nau8825->regmap, NAU8825_REG_DACL_CTRL,  in nau8825_xtalk_prepare()
596 	regmap_update_bits(nau8825->regmap, NAU8825_REG_DACR_CTRL,  in nau8825_xtalk_prepare()
602 	regmap_update_bits(nau8825->regmap, NAU8825_REG_IMM_MODE_CTRL,  in nau8825_xtalk_prepare()
608 	regmap_update_bits(nau8825->regmap,  in nau8825_xtalk_prepare()
611 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_xtalk_prepare()
618 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,  in nau8825_xtalk_clean_dac()
621 	regmap_update_bits(nau8825->regmap, NAU8825_REG_HSD_CTRL,  in nau8825_xtalk_clean_dac()
625 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_xtalk_clean_dac()
629 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_xtalk_clean_dac()
633 	regmap_update_bits(nau8825->regmap, NAU8825_REG_POWER_UP_CONTROL,  in nau8825_xtalk_clean_dac()
635 	regmap_update_bits(nau8825->regmap, NAU8825_REG_POWER_UP_CONTROL,  in nau8825_xtalk_clean_dac()
639 	regmap_update_bits(nau8825->regmap, NAU8825_REG_RDAC,  in nau8825_xtalk_clean_dac()
642 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_xtalk_clean_dac()
645 	regmap_update_bits(nau8825->regmap, NAU8825_REG_ENA_CTRL,  in nau8825_xtalk_clean_dac()
649 		regmap_update_bits(nau8825->regmap,  in nau8825_xtalk_clean_dac()
656 	regmap_update_bits(nau8825->regmap, NAU8825_REG_ANALOG_ADC_2,  in nau8825_xtalk_clean_adc()
667 	regmap_write(nau8825->regmap, NAU8825_REG_IMM_MODE_CTRL, 0);  in nau8825_xtalk_clean()
669 	regmap_update_bits(nau8825->regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_xtalk_clean()
672 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_xtalk_clean()
682 	regmap_update_bits(nau8825->regmap, NAU8825_REG_ADC_DGAIN_CTRL,  in nau8825_xtalk_imm_start()
687 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_xtalk_imm_start()
693 		regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_xtalk_imm_start()
699 		regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_xtalk_imm_start()
708 	regmap_update_bits(nau8825->regmap, NAU8825_REG_IMM_MODE_CTRL,  in nau8825_xtalk_imm_start()
715 	regmap_update_bits(nau8825->regmap,  in nau8825_xtalk_imm_stop()
758 		regmap_read(nau8825->regmap, NAU8825_REG_IMM_RMS_L,  in nau8825_xtalk_measure()
775 		regmap_read(nau8825->regmap, NAU8825_REG_IMM_RMS_L,  in nau8825_xtalk_measure()
793 		regmap_write(nau8825->regmap, NAU8825_REG_DAC_DGAIN_CTRL,  in nau8825_xtalk_measure()
923 		regmap_update_bits(nau8825->regmap, NAU8825_REG_ENA_CTRL,  in nau8825_adc_event()
928 			regmap_update_bits(nau8825->regmap,  in nau8825_adc_event()
948 		regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_pump_event()
952 		regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_pump_event()
971 		regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_output_dac_event()
975 		regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_output_dac_event()
991 	if (!component->regmap)  in nau8825_biq_coeff_get()
994 	regmap_raw_read(component->regmap, NAU8825_REG_BIQ_COF1,  in nau8825_biq_coeff_get()
1006 	if (!component->regmap)  in nau8825_biq_coeff_put()
1014 	regmap_update_bits(component->regmap, NAU8825_REG_BIQ_CTRL,  in nau8825_biq_coeff_put()
1016 	regmap_raw_write(component->regmap, NAU8825_REG_BIQ_COF1,  in nau8825_biq_coeff_put()
1018 	regmap_update_bits(component->regmap, NAU8825_REG_BIQ_CTRL,  in nau8825_biq_coeff_put()
1260 		regmap_read(nau8825->regmap, NAU8825_REG_DAC_CTRL1, &osr);  in nau8825_hw_params()
1267 		regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_hw_params()
1271 		regmap_read(nau8825->regmap, NAU8825_REG_ADC_RATE, &osr);  in nau8825_hw_params()
1278 		regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_hw_params()
1284 	regmap_read(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2, &ctrl_val);  in nau8825_hw_params()
1298 		regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_hw_params()
1321 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL1,  in nau8825_hw_params()
1379 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL1,  in nau8825_set_dai_fmt()
1383 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_set_dai_fmt()
1434 	struct regmap *regmap = nau8825->regmap;  in nau8825_enable_jack_detect()  local
1441 	regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL,  in nau8825_enable_jack_detect()
1450 static bool nau8825_is_jack_inserted(struct regmap *regmap)  in nau8825_is_jack_inserted()  argument
1455 	regmap_read(regmap, NAU8825_REG_JACK_DET_CTRL, &jkdet);  in nau8825_is_jack_inserted()
1457 	regmap_read(regmap, NAU8825_REG_I2C_DEVICE_ID, &status);  in nau8825_is_jack_inserted()
1465 static void nau8825_restart_jack_detection(struct regmap *regmap)  in nau8825_restart_jack_detection()  argument
1471 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_restart_jack_detection()
1473 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_restart_jack_detection()
1477 static void nau8825_int_status_clear_all(struct regmap *regmap)  in nau8825_int_status_clear_all()  argument
1484 	regmap_read(regmap, NAU8825_REG_IRQ_STATUS, &active_irq);  in nau8825_int_status_clear_all()
1488 			regmap_write(regmap,  in nau8825_int_status_clear_all()
1496 	struct regmap *regmap = nau8825->regmap;  in nau8825_eject_jack()  local
1504 	regmap_update_bits(regmap, NAU8825_REG_MIC_BIAS,  in nau8825_eject_jack()
1507 	regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL, 0xf, 0xf);  in nau8825_eject_jack()
1512 	nau8825_int_status_clear_all(regmap);  in nau8825_eject_jack()
1517 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_DIS_CTRL,  in nau8825_eject_jack()
1520 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_eject_jack()
1525 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_eject_jack()
1529 	regmap_update_bits(regmap, NAU8825_REG_ENA_CTRL,  in nau8825_eject_jack()
1539 	struct regmap *regmap = nau8825->regmap;  in nau8825_setup_auto_irq()  local
1544 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_setup_auto_irq()
1551 	regmap_update_bits(regmap, NAU8825_REG_ENA_CTRL,  in nau8825_setup_auto_irq()
1559 	regmap_update_bits(regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_setup_auto_irq()
1561 	regmap_update_bits(regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_setup_auto_irq()
1565 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_setup_auto_irq()
1569 	regmap_write(regmap, NAU8825_REG_INTERRUPT_DIS_CTRL, 0);  in nau8825_setup_auto_irq()
1572 	nau8825_restart_jack_detection(regmap);  in nau8825_setup_auto_irq()
1598 	struct regmap *regmap = nau8825->regmap;  in nau8825_jack_insert()  local
1603 	regmap_read(regmap, NAU8825_REG_GENERAL_STATUS, &jack_status_reg);  in nau8825_jack_insert()
1621 		regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL, 3 << 2,  in nau8825_jack_insert()
1624 		regmap_update_bits(regmap, NAU8825_REG_MIC_BIAS,  in nau8825_jack_insert()
1628 		regmap_update_bits(regmap, NAU8825_REG_SAR_CTRL,  in nau8825_jack_insert()
1641 		regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL, 3 << 2,  in nau8825_jack_insert()
1644 		regmap_update_bits(regmap, NAU8825_REG_MIC_BIAS,  in nau8825_jack_insert()
1648 		regmap_update_bits(regmap, NAU8825_REG_SAR_CTRL,  in nau8825_jack_insert()
1676 	struct regmap *regmap = nau8825->regmap;  in nau8825_interrupt()  local
1679 	if (regmap_read(regmap, NAU8825_REG_IRQ_STATUS, &active_irq)) {  in nau8825_interrupt()
1693 		regmap_read(regmap, NAU8825_REG_INT_CLR_KEY_STATUS,  in nau8825_interrupt()
1709 		if (nau8825_is_jack_inserted(regmap)) {  in nau8825_interrupt()
1771 		if (nau8825_is_jack_inserted(regmap)) {  in nau8825_interrupt()
1773 			regmap_update_bits(regmap,  in nau8825_interrupt()
1777 			regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_interrupt()
1789 	regmap_write(regmap, NAU8825_REG_INT_CLR_KEY_STATUS, clear_irq);  in nau8825_interrupt()
1804 	struct regmap *regmap = nau8825->regmap;  in nau8825_setup_buttons()  local
1806 	regmap_update_bits(regmap, NAU8825_REG_SAR_CTRL,  in nau8825_setup_buttons()
1809 	regmap_update_bits(regmap, NAU8825_REG_SAR_CTRL,  in nau8825_setup_buttons()
1812 	regmap_update_bits(regmap, NAU8825_REG_SAR_CTRL,  in nau8825_setup_buttons()
1816 	regmap_update_bits(regmap, NAU8825_REG_KEYDET_CTRL,  in nau8825_setup_buttons()
1819 	regmap_update_bits(regmap, NAU8825_REG_KEYDET_CTRL,  in nau8825_setup_buttons()
1822 	regmap_update_bits(regmap, NAU8825_REG_KEYDET_CTRL,  in nau8825_setup_buttons()
1826 	regmap_write(regmap, NAU8825_REG_VDET_THRESHOLD_1,  in nau8825_setup_buttons()
1828 	regmap_write(regmap, NAU8825_REG_VDET_THRESHOLD_2,  in nau8825_setup_buttons()
1830 	regmap_write(regmap, NAU8825_REG_VDET_THRESHOLD_3,  in nau8825_setup_buttons()
1832 	regmap_write(regmap, NAU8825_REG_VDET_THRESHOLD_4,  in nau8825_setup_buttons()
1836 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_setup_buttons()
1843 	struct regmap *regmap = nau8825->regmap;  in nau8825_init_regs()  local
1846 	regmap_write(regmap, NAU8825_REG_IIC_ADDR_SET, 0x0001);  in nau8825_init_regs()
1848 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_init_regs()
1850 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,  in nau8825_init_regs()
1854 	regmap_update_bits(regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_init_regs()
1858 	regmap_update_bits(regmap, NAU8825_REG_BOOST,  in nau8825_init_regs()
1864 	regmap_update_bits(regmap, NAU8825_REG_GPIO12_CTRL,  in nau8825_init_regs()
1867 	regmap_update_bits(regmap, NAU8825_REG_GPIO12_CTRL,  in nau8825_init_regs()
1870 	regmap_update_bits(regmap, NAU8825_REG_GPIO12_CTRL,  in nau8825_init_regs()
1873 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_init_regs()
1878 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_init_regs()
1881 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_init_regs()
1886 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK, 0x7ff, 0x7ff);  in nau8825_init_regs()
1888 	regmap_update_bits(regmap, NAU8825_REG_MIC_BIAS,  in nau8825_init_regs()
1897 	regmap_update_bits(regmap, NAU8825_REG_ADC_RATE,  in nau8825_init_regs()
1900 	regmap_update_bits(regmap, NAU8825_REG_DAC_CTRL1,  in nau8825_init_regs()
1903 	regmap_update_bits(regmap, NAU8825_REG_CHARGE_PUMP,  in nau8825_init_regs()
1910 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_init_regs()
1913 	regmap_update_bits(regmap, NAU8825_REG_DAC_CTRL1,  in nau8825_init_regs()
1917 	regmap_update_bits(regmap, NAU8825_REG_ANALOG_CONTROL_2,  in nau8825_init_regs()
1923 	regmap_update_bits(regmap, NAU8825_REG_CLASSG_CTRL,  in nau8825_init_regs()
1927 	regmap_update_bits(regmap, NAU8825_REG_RDAC,  in nau8825_init_regs()
1932 	regmap_update_bits(nau8825->regmap, NAU8825_REG_DACL_CTRL,  in nau8825_init_regs()
1934 	regmap_update_bits(nau8825->regmap, NAU8825_REG_DACR_CTRL,  in nau8825_init_regs()
1937 	regmap_update_bits(regmap, NAU8825_REG_LEFT_TIME_SLOT,  in nau8825_init_regs()
2042 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_fll_apply()
2046 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL1,  in nau8825_fll_apply()
2050 	regmap_write(nau8825->regmap, NAU8825_REG_FLL2, fll_param->fll_frac);  in nau8825_fll_apply()
2052 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL3,  in nau8825_fll_apply()
2055 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL4,  in nau8825_fll_apply()
2059 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL5,  in nau8825_fll_apply()
2062 	regmap_update_bits(nau8825->regmap,  in nau8825_fll_apply()
2066 		regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL5,  in nau8825_fll_apply()
2071 		regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL6,  in nau8825_fll_apply()
2076 		regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL5,  in nau8825_fll_apply()
2079 		regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL6,  in nau8825_fll_apply()
2104 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_set_pll()
2140 static void nau8825_configure_mclk_as_sysclk(struct regmap *regmap)  in nau8825_configure_mclk_as_sysclk()  argument
2142 	regmap_update_bits(regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_configure_mclk_as_sysclk()
2144 	regmap_update_bits(regmap, NAU8825_REG_FLL6,  in nau8825_configure_mclk_as_sysclk()
2147 	regmap_update_bits(regmap, NAU8825_REG_FLL1,  in nau8825_configure_mclk_as_sysclk()
2154 	struct regmap *regmap = nau8825->regmap;  in nau8825_configure_sysclk()  local
2160 		nau8825_configure_mclk_as_sysclk(regmap);  in nau8825_configure_sysclk()
2174 		nau8825_configure_mclk_as_sysclk(regmap);  in nau8825_configure_sysclk()
2176 		regmap_update_bits(regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_configure_sysclk()
2187 		if (nau8825_is_jack_inserted(nau8825->regmap)) {  in nau8825_configure_sysclk()
2188 			regmap_update_bits(regmap, NAU8825_REG_FLL6,  in nau8825_configure_sysclk()
2190 			regmap_update_bits(regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_configure_sysclk()
2195 			regmap_update_bits(regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_configure_sysclk()
2197 			regmap_update_bits(regmap, NAU8825_REG_FLL1,  in nau8825_configure_sysclk()
2200 			regmap_update_bits(regmap, NAU8825_REG_FLL6,  in nau8825_configure_sysclk()
2206 			nau8825_configure_mclk_as_sysclk(regmap);  in nau8825_configure_sysclk()
2226 		regmap_update_bits(regmap, NAU8825_REG_FLL3,  in nau8825_configure_sysclk()
2250 		regmap_update_bits(regmap, NAU8825_REG_FLL3,  in nau8825_configure_sysclk()
2276 		regmap_update_bits(regmap, NAU8825_REG_FLL3,  in nau8825_configure_sysclk()
2309 	struct regmap *regmap = nau8825->regmap;  in nau8825_resume_setup()  local
2315 	nau8825_int_status_clear_all(regmap);  in nau8825_resume_setup()
2320 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,  in nau8825_resume_setup()
2324 	regmap_update_bits(regmap, NAU8825_REG_JACK_DET_CTRL,  in nau8825_resume_setup()
2326 	regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_DIS_CTRL,  in nau8825_resume_setup()
2362 		regmap_update_bits(nau8825->regmap, NAU8825_REG_MIC_BIAS,  in nau8825_set_bias_level()
2365 		regmap_update_bits(nau8825->regmap,  in nau8825_set_bias_level()
2372 		regmap_write(nau8825->regmap,  in nau8825_set_bias_level()
2375 		regmap_update_bits(nau8825->regmap, NAU8825_REG_ENA_CTRL,  in nau8825_set_bias_level()
2394 	regcache_cache_only(nau8825->regmap, true);  in nau8825_suspend()
2395 	regcache_mark_dirty(nau8825->regmap);  in nau8825_suspend()
2405 	regcache_cache_only(nau8825->regmap, false);  in nau8825_resume()
2406 	regcache_sync(nau8825->regmap);  in nau8825_resume()
2437 static void nau8825_reset_chip(struct regmap *regmap)  in nau8825_reset_chip()  argument
2439 	regmap_write(regmap, NAU8825_REG_RESET, 0x00);  in nau8825_reset_chip()
2440 	regmap_write(regmap, NAU8825_REG_RESET, 0x00);  in nau8825_reset_chip()
2587 	nau8825->regmap = devm_regmap_init_i2c(i2c, &nau8825_regmap_config);  in nau8825_i2c_probe()
2588 	if (IS_ERR(nau8825->regmap))  in nau8825_i2c_probe()
2589 		return PTR_ERR(nau8825->regmap);  in nau8825_i2c_probe()
2603 	nau8825_reset_chip(nau8825->regmap);  in nau8825_i2c_probe()
2604 	ret = regmap_read(nau8825->regmap, NAU8825_REG_I2C_DEVICE_ID, &value);  in nau8825_i2c_probe()