2  * da732x.c --- Dialog DA732X ALSA SoC Audio Driver
27 #include <sound/soc-dapm.h>
44  * da732x register cache - default settings
192 		return -EINVAL;  in da732x_get_input_div()
335 	struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value;  in da732x_hpf_set()
336 	unsigned int reg = enum_ctrl->reg;  in da732x_hpf_set()
337 	unsigned int sel = ucontrol->value.enumerated.item[0];  in da732x_hpf_set()
351 		return -EINVAL;  in da732x_hpf_set()
363 	struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value;  in da732x_hpf_get()
364 	unsigned int reg = enum_ctrl->reg;  in da732x_hpf_get()
371 		ucontrol->value.enumerated.item[0] = DA732X_HPF_VOICE;  in da732x_hpf_get()
374 		ucontrol->value.enumerated.item[0] = DA732X_HPF_MUSIC;  in da732x_hpf_get()
377 		ucontrol->value.enumerated.item[0] = DA732X_HPF_DISABLED;  in da732x_hpf_get()
612 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in da732x_adc_event()
616 		switch (w->reg) {  in da732x_adc_event()
628 			return -EINVAL;  in da732x_adc_event()
631 		snd_soc_component_update_bits(component, w->reg, DA732X_ADC_RST_MASK,  in da732x_adc_event()
633 		snd_soc_component_update_bits(component, w->reg, DA732X_ADC_PD_MASK,  in da732x_adc_event()
637 		snd_soc_component_update_bits(component, w->reg, DA732X_ADC_PD_MASK,  in da732x_adc_event()
639 		snd_soc_component_update_bits(component, w->reg, DA732X_ADC_RST_MASK,  in da732x_adc_event()
642 		switch (w->reg) {  in da732x_adc_event()
652 			return -EINVAL;  in da732x_adc_event()
657 		return -EINVAL;  in da732x_adc_event()
666 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in da732x_out_pga_event()
670 		snd_soc_component_update_bits(component, w->reg,  in da732x_out_pga_event()
671 				    (1 << w->shift) | DA732X_OUT_HIZ_EN,  in da732x_out_pga_event()
672 				    (1 << w->shift) | DA732X_OUT_HIZ_EN);  in da732x_out_pga_event()
675 		snd_soc_component_update_bits(component, w->reg,  in da732x_out_pga_event()
676 				    (1 << w->shift) | DA732X_OUT_HIZ_EN,  in da732x_out_pga_event()
677 				    (1 << w->shift) | DA732X_OUT_HIZ_DIS);  in da732x_out_pga_event()
680 		return -EINVAL;  in da732x_out_pga_event()
952 	struct snd_soc_component *component = dai->component;  in da732x_hw_params()
957 	reg_aif = dai->driver->base;  in da732x_hw_params()
973 		return -EINVAL;  in da732x_hw_params()
1011 		return -EINVAL;  in da732x_hw_params()
1022 	struct snd_soc_component *component = dai->component;  in da732x_set_dai_fmt()
1025 	u32 reg_aif3, aif3;  in da732x_set_dai_fmt()  local
1027 	switch (dai->id) {  in da732x_set_dai_fmt()
1041 		return -EINVAL;  in da732x_set_dai_fmt()
1054 		return -EINVAL;  in da732x_set_dai_fmt()
1059 		aif3 = DA732X_AIF_I2S_MODE;  in da732x_set_dai_fmt()
1062 		aif3 = DA732X_AIF_RIGHT_J_MODE;  in da732x_set_dai_fmt()
1065 		aif3 = DA732X_AIF_LEFT_J_MODE;  in da732x_set_dai_fmt()
1068 		aif3 = DA732X_AIF_DSP_MODE;  in da732x_set_dai_fmt()
1071 		return -EINVAL;  in da732x_set_dai_fmt()
1081 			aif3 |= DA732X_AIF_BCLK_INV;  in da732x_set_dai_fmt()
1084 			return -EINVAL;  in da732x_set_dai_fmt()
1094 			aif3 |= DA732X_AIF_BCLK_INV | DA732X_AIF_WCLK_INV;  in da732x_set_dai_fmt()
1097 			aif3 |= DA732X_AIF_BCLK_INV;  in da732x_set_dai_fmt()
1100 			aif3 |= DA732X_AIF_WCLK_INV;  in da732x_set_dai_fmt()
1103 			return -EINVAL;  in da732x_set_dai_fmt()
1107 		return -EINVAL;  in da732x_set_dai_fmt()
1113 			    DA732X_AIF_WCLK_INV | DA732X_AIF_MODE_MASK, aif3);  in da732x_set_dai_fmt()
1134 		da732x->pll_en = false;  in da732x_set_dai_pll()
1138 	if (da732x->pll_en)  in da732x_set_dai_pll()
1139 		return -EBUSY;  in da732x_set_dai_pll()
1143 		switch (da732x->sysclk) {  in da732x_set_dai_pll()
1154 			dev_err(component->dev,  in da732x_set_dai_pll()
1156 			return -EINVAL;  in da732x_set_dai_pll()
1160 	indiv = da732x_get_input_div(component, da732x->sysclk);  in da732x_set_dai_pll()
1164 	fref = (da732x->sysclk / indiv);  in da732x_set_dai_pll()
1178 	da732x->pll_en = true;  in da732x_set_dai_pll()
1186 	struct snd_soc_component *component = dai->component;  in da732x_set_dai_sysclk()
1189 	da732x->sysclk = freq;  in da732x_set_dai_sysclk()
1430 			/* Init Codec */  in da732x_set_bias_level()
1479 			regcache_cache_only(da732x->regmap, false);  in da732x_set_bias_level()
1480 			regcache_sync(da732x->regmap);  in da732x_set_bias_level()
1487 			da732x->pll_en = false;  in da732x_set_bias_level()
1491 		regcache_cache_only(da732x->regmap, true);  in da732x_set_bias_level()
1495 		da732x->pll_en = false;  in da732x_set_bias_level()
1524 	da732x = devm_kzalloc(&i2c->dev, sizeof(struct da732x_priv),  in da732x_i2c_probe()
1527 		return -ENOMEM;  in da732x_i2c_probe()
1531 	da732x->regmap = devm_regmap_init_i2c(i2c, &da732x_regmap);  in da732x_i2c_probe()
1532 	if (IS_ERR(da732x->regmap)) {  in da732x_i2c_probe()
1533 		ret = PTR_ERR(da732x->regmap);  in da732x_i2c_probe()
1534 		dev_err(&i2c->dev, "Failed to initialize regmap\n");  in da732x_i2c_probe()
1538 	ret = regmap_read(da732x->regmap, DA732X_REG_ID, &reg);  in da732x_i2c_probe()
1540 		dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret);  in da732x_i2c_probe()
1544 	dev_info(&i2c->dev, "Revision: %d.%d\n",  in da732x_i2c_probe()
1548 	ret = devm_snd_soc_register_component(&i2c->dev,  in da732x_i2c_probe()
1552 		dev_err(&i2c->dev, "Failed to register component.\n");  in da732x_i2c_probe()