3  * Rockchip RK3308 internal audio codec driver
183 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_pop_sound_set()  local
189 	regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,  in rk3308_codec_pop_sound_set()
486 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_set_dai_fmt()  local
494 	const unsigned int dac_master_bits = rk3308->codec_ver < ACODEC_VERSION_C ?  in rk3308_codec_set_dai_fmt()
553 		regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);  in rk3308_codec_set_dai_fmt()
556 		regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON01(grp),  in rk3308_codec_set_dai_fmt()
560 		regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON02(grp),  in rk3308_codec_set_dai_fmt()
569 		regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);  in rk3308_codec_set_dai_fmt()
571 	regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON01,  in rk3308_codec_set_dai_fmt()
575 	regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON02,  in rk3308_codec_set_dai_fmt()
582 static int rk3308_codec_dac_dig_config(struct rk3308_codec_priv *rk3308,  in rk3308_codec_dac_dig_config()  argument
604 	regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON01,  in rk3308_codec_dac_dig_config()
606 	regmap_set_bits(rk3308->regmap, RK3308_DAC_DIG_CON02, RK3308_DAC_I2S_WORK);  in rk3308_codec_dac_dig_config()
611 static int rk3308_codec_adc_dig_config(struct rk3308_codec_priv *rk3308,  in rk3308_codec_adc_dig_config()  argument
636 		dev_err(rk3308->dev, "Invalid channel number %d\n", params_channels(params));  in rk3308_codec_adc_dig_config()
658 		regmap_update_bits(rk3308->regmap,  in rk3308_codec_adc_dig_config()
662 		regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON01(grp),  in rk3308_codec_adc_dig_config()
664 		regmap_set_bits(rk3308->regmap, RK3308_ADC_DIG_CON02(grp), RK3308_ADC_I2S_WORK);  in rk3308_codec_adc_dig_config()
675 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_hw_params()  local
678 		rk3308_codec_dac_dig_config(rk3308, params) :  in rk3308_codec_hw_params()
679 		rk3308_codec_adc_dig_config(rk3308, params);  in rk3308_codec_hw_params()
688 	.name = "rk3308-hifi",
714 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_reset()  local
716 	reset_control_assert(rk3308->reset);  in rk3308_codec_reset()
718 	reset_control_deassert(rk3308->reset);  in rk3308_codec_reset()
720 	regmap_write(rk3308->regmap, RK3308_GLB_CON, 0x00);  in rk3308_codec_reset()
722 	regmap_write(rk3308->regmap, RK3308_GLB_CON,  in rk3308_codec_reset()
732 static int rk3308_codec_initialize(struct rk3308_codec_priv *rk3308)  in rk3308_codec_initialize()  argument
740 	if (rk3308->codec_ver == ACODEC_VERSION_C) {  in rk3308_codec_initialize()
742 			regmap_write(rk3308->regmap, RK3308_ADC_DIG_CON05(grp),  in rk3308_codec_initialize()
744 			regmap_write(rk3308->regmap, RK3308_ADC_DIG_CON06(grp),  in rk3308_codec_initialize()
750 	regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON12,  in rk3308_codec_initialize()
757 	if (rk3308->codec_ver == ACODEC_VERSION_C)  in rk3308_codec_initialize()
758 		regmap_write(rk3308->regmap, RK3308_DAC_DIG_CON04,  in rk3308_codec_initialize()
766 		regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),  in rk3308_codec_initialize()
775 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_probe()  local
777 	rk3308->component = component;  in rk3308_codec_probe()
780 	rk3308_codec_initialize(rk3308);  in rk3308_codec_probe()
788 	struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);  in rk3308_codec_set_bias_level()  local
800 		regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,  in rk3308_codec_set_bias_level()
802 		regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),  in rk3308_codec_set_bias_level()
804 		regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),  in rk3308_codec_set_bias_level()
806 		regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),  in rk3308_codec_set_bias_level()
812 		regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),  in rk3308_codec_set_bias_level()
814 		regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),  in rk3308_codec_set_bias_level()
816 		regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,  in rk3308_codec_set_bias_level()
842 static int rk3308_codec_get_version(struct rk3308_codec_priv *rk3308)  in rk3308_codec_get_version()  argument
847 	err = regmap_read(rk3308->grf, GRF_CHIP_ID, &chip_id);  in rk3308_codec_get_version()
853 		rk3308->codec_ver = ACODEC_VERSION_A;  in rk3308_codec_get_version()
856 		rk3308->codec_ver = ACODEC_VERSION_B;  in rk3308_codec_get_version()
857 		return dev_err_probe(rk3308->dev, -EINVAL, "Chip version B not supported\n");  in rk3308_codec_get_version()
859 		rk3308->codec_ver = ACODEC_VERSION_C;  in rk3308_codec_get_version()
862 		return dev_err_probe(rk3308->dev, -EINVAL, "Unknown chip_id: 0x%x\n", chip_id);  in rk3308_codec_get_version()
865 	dev_info(rk3308->dev, "Found codec version %c\n", rk3308->codec_ver);  in rk3308_codec_get_version()
869 static int rk3308_codec_set_micbias_level(struct rk3308_codec_priv *rk3308)  in rk3308_codec_set_micbias_level()  argument
871 	struct device_node *np = rk3308->dev->of_node;  in rk3308_codec_set_micbias_level()
880 		return dev_err_probe(rk3308->dev, err,  in rk3308_codec_set_micbias_level()
888 		return dev_err_probe(rk3308->dev, -EINVAL,  in rk3308_codec_set_micbias_level()
892 	regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(0),  in rk3308_codec_set_micbias_level()
903 	struct rk3308_codec_priv *rk3308;  in rk3308_codec_platform_probe()  local
907 	rk3308 = devm_kzalloc(&pdev->dev, sizeof(*rk3308), GFP_KERNEL);  in rk3308_codec_platform_probe()
908 	if (!rk3308)  in rk3308_codec_platform_probe()
911 	rk3308->dev = dev;  in rk3308_codec_platform_probe()
913 	rk3308->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");  in rk3308_codec_platform_probe()
914 	if (IS_ERR(rk3308->grf))  in rk3308_codec_platform_probe()
915 		return dev_err_probe(dev, PTR_ERR(rk3308->grf), "Error getting GRF\n");  in rk3308_codec_platform_probe()
917 	rk3308->reset = devm_reset_control_get_optional_exclusive(dev, "codec");  in rk3308_codec_platform_probe()
918 	if (IS_ERR(rk3308->reset))  in rk3308_codec_platform_probe()
919 		return dev_err_probe(dev, PTR_ERR(rk3308->reset), "Failed to get reset control\n");  in rk3308_codec_platform_probe()
929 	err = rk3308_codec_get_version(rk3308);  in rk3308_codec_platform_probe()
937 	rk3308->regmap = devm_regmap_init_mmio(dev, base, &rk3308_codec_regmap_config);  in rk3308_codec_platform_probe()
938 	if (IS_ERR(rk3308->regmap))  in rk3308_codec_platform_probe()
939 		return dev_err_probe(dev, PTR_ERR(rk3308->regmap),  in rk3308_codec_platform_probe()
942 	platform_set_drvdata(pdev, rk3308);  in rk3308_codec_platform_probe()
944 	err = rk3308_codec_set_micbias_level(rk3308);  in rk3308_codec_platform_probe()
957 	{ .compatible = "rockchip,rk3308-codec", },
964 		.name = "rk3308-acodec",
973 MODULE_DESCRIPTION("ASoC RK3308 Codec Driver");