1 // SPDX-License-Identifier: GPL-2.0
3  * ak4619.c -- Asahi Kasei ALSA SoC Audio driver
39 #define ADC_DF		0x0a	/* ADC Digital Filter Setting */
40 #define ADC_AI		0x0b	/* ADC Analog Input Setting */
41 #define ADC_MHPF	0x0D	/* ADC Mute & HPF Control */
47 #define DAC_DEMP	0x13	/* DAC De-Emphasis Setting */
91 /* ADC Digital Volume */
95 /* ADC Digital Filter Setting */
105 /* ADC Mute & HPF Control */
126 /* DAC De-Emphasis Setting */
165  * min : 0xFE : -115.0 dB
168 static const DECLARE_TLV_DB_SCALE(dac_tlv, -11550, 50, 1);
175  * min: 0x00 : -6.0 dB
177 static const DECLARE_TLV_DB_SCALE(mic_tlv, -600, 300, 0);
180  * ADC Volume
184  * min : 0xFE : -103.0 dB
187 static const DECLARE_TLV_DB_SCALE(adc_tlv, -10350, 50, 1);
189 /* ADC & DAC Volume Level Transition Time select */
197 /* ADC Digital Filter select */
199 	"Sharp Roll-Off Filter",
200 	"Slow Roll-Off Filter",
201 	"Short Delay Sharp Roll-Off Filter",
202 	"Short Delay Slow Roll-Off Filter",
209 /* DAC De-Emphasis Filter select */
219 	"Sharp Roll-Off Filter",
220 	"Slow Roll-Off Filter",
221 	"Short Delay Sharp Roll-Off Filter",
222 	"Short Delay Slow Roll-Off Filter"
237 	if (!ak4619->deemph_en)  in ak4619_set_deemph()
240 	switch (ak4619->playback_rate) {  in ak4619_set_deemph()
262 	int deemph_en = ucontrol->value.integer.value[0];  in ak4619_put_deemph()
270 		return -EINVAL;  in ak4619_put_deemph()
273 	if (ak4619->deemph_en != deemph_en)  in ak4619_put_deemph()
276 	ak4619->deemph_en = deemph_en;  in ak4619_put_deemph()
288 	ucontrol->value.integer.value[0] = ak4619->deemph_en;  in ak4619_get_deemph()
301 	SOC_DOUBLE_R_TLV("ADC 1 Volume", LADC1, RADC1, VOLAD_SHIFT, VOLAD_MAX, 1, adc_tlv),
302 	SOC_DOUBLE_R_TLV("ADC 2 Volume", LADC2, RADC2, VOLAD_SHIFT, VOLAD_MAX, 1, adc_tlv),
307 	/* Volume Level Transition Time controls */
308 	SOC_ENUM("ADC Volume Level Transition Time", ak4619_adc_vol_trans),
309 	SOC_ENUM("DAC Volume Level Transition Time", ak4619_dac_vol_trans),
315 	SOC_SINGLE("ADC 1 Switch", ADC_MHPF, AD1MUTE_SHIFT, AD1MUTE_MAX, 1),
316 	SOC_SINGLE("ADC 2 Switch", ADC_MHPF, AD2MUTE_SHIFT, AD2MUTE_MAX, 1),
319 	SOC_ENUM("ADC 1 Digital Filter", ak4619_adc_1_digi_fil),
320 	SOC_ENUM("ADC 2 Digital Filter", ak4619_adc_2_digi_fil),
322 	SOC_SINGLE("ADC 1 HPF", ADC_MHPF, AD1HPFN_SHIFT, AD1HPFN_MAX, 1),
323 	SOC_SINGLE("ADC 2 HPF", ADC_MHPF, AD2HPFN_SHIFT, AD2HPFN_MAX, 1),
325 	SOC_ENUM("DAC 1 De-Emphasis Filter", ak4619_dac_1_de_emp),
326 	SOC_ENUM("DAC 2 De-Emphasis Filter", ak4619_dac_2_de_emp),
331 	SOC_SINGLE_BOOL_EXT("Playback De-Emphasis Switch", 0, ak4619_get_deemph, ak4619_put_deemph),
340 	"Differential", "Single-Ended1", "Single-Ended2", "Pseudo Differential"
454 	{"Analog Input 1 Left MUX", "Single-Ended1",		"MIC1L"},
455 	{"Analog Input 1 Left MUX", "Single-Ended2",		"MIC1L"},
459 	{"Analog Input 1 Right MUX", "Single-Ended1",		"MIC1R"},
460 	{"Analog Input 1 Right MUX", "Single-Ended2",		"MIC1R"},
464 	{"Analog Input 2 Left MUX", "Single-Ended1",		"MIC2L"},
465 	{"Analog Input 2 Left MUX", "Single-Ended2",		"MIC2L"},
469 	{"Analog Input 2 Right MUX", "Single-Ended1",		"MIC2R"},
470 	{"Analog Input 2 Right MUX", "Single-Ended2",		"MIC2R"},
536 	struct snd_soc_component *component = dai->component;  in ak4619_dai_hw_params()
541 	bool is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;  in ak4619_dai_hw_params()
560 			return -EINVAL;  in ak4619_dai_hw_params()
563 		return -EINVAL;  in ak4619_dai_hw_params()
568 		fs = ak4619->sysclk / rate;  in ak4619_dai_hw_params()
570 		return -EINVAL;  in ak4619_dai_hw_params()
593 			return -EINVAL;  in ak4619_dai_hw_params()
602 			return -EINVAL;  in ak4619_dai_hw_params()
609 			return -EINVAL;  in ak4619_dai_hw_params()
612 		return -EINVAL;  in ak4619_dai_hw_params()
620 		ak4619->playback_rate = rate;  in ak4619_dai_hw_params()
629 	struct snd_soc_component *component = dai->component;  in ak4619_dai_set_fmt()
643 		return -EINVAL;  in ak4619_dai_set_fmt()
663 		return -EINVAL;  in ak4619_dai_set_fmt()
671 		return -EINVAL;  in ak4619_dai_set_fmt()
687 	struct snd_soc_component *component = codec_dai->component;  in ak4619_dai_set_sysclk()
690 	ak4619->sysclk = freq;  in ak4619_dai_set_sysclk()
697 	struct snd_soc_component *component = dai->component;  in ak4619_dai_mute()
708 	struct snd_pcm_hw_constraint_list *constraint = &ak4619->constraint;  in ak4619_hw_constraints()
730 	 *	[8kHz - 48kHz]		: 256fs, 384fs or 512fs  in ak4619_hw_constraints()
731 	 *	[64kHz - 96kHz]		: 256fs  in ak4619_hw_constraints()
736 		fs = ak4619->sysclk / ak4619_sr[i];  in ak4619_hw_constraints()
746 			case (ARRAY_SIZE(ak4619_sr) - 1):  in ak4619_hw_constraints()
747 			case (ARRAY_SIZE(ak4619_sr) - 2):  in ak4619_hw_constraints()
759 	constraint->list	= ak4619_sr;  in ak4619_hw_constraints()
760 	constraint->mask	= ak4619_rate_mask;  in ak4619_hw_constraints()
761 	constraint->count	= ARRAY_SIZE(ak4619_sr);  in ak4619_hw_constraints()
772 	struct snd_soc_component *component = dai->component;  in ak4619_dai_startup()
775 	ak4619_hw_constraints(ak4619, substream->runtime);  in ak4619_dai_startup()
797 	.startup			= ak4619_dai_startup,
828 	{ .compatible = "asahi-kasei,ak4619",	.data = &ak4619_regmap_cfg },
851 	.name = "ak4619-hifi",
872 	struct device *dev = &i2c->dev;  in ak4619_i2c_probe()
878 		return -ENOMEM;  in ak4619_i2c_probe()
882 	ak4619->regmap = devm_regmap_init_i2c(i2c, &ak4619_regmap_cfg);  in ak4619_i2c_probe()
883 	if (IS_ERR(ak4619->regmap)) {  in ak4619_i2c_probe()
884 		ret = PTR_ERR(ak4619->regmap);  in ak4619_i2c_probe()
902 		.name = "ak4619-codec",