3  * ALSA SoC CPCAP codec driver
14 #include <linux/mfd/motorola-cpcap.h>
260 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_st_workaround()  local
263 	/* Only CPCAP from ST requires workaround */  in cpcap_st_workaround()
264 	if (cpcap->vendor != CPCAP_VENDOR_ST)  in cpcap_st_workaround()
269 		err = regmap_write(cpcap->regmap, CPCAP_REG_TEST,  in cpcap_st_workaround()
273 		err = regmap_write(cpcap->regmap, CPCAP_REG_ST_TEST1,  in cpcap_st_workaround()
279 		err = regmap_write(cpcap->regmap, CPCAP_REG_ST_TEST1,  in cpcap_st_workaround()
283 		err = regmap_write(cpcap->regmap, CPCAP_REG_TEST,  in cpcap_st_workaround()
361 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_output_mux_get_enum()  local
367 	err = regmap_read(cpcap->regmap, CPCAP_REG_RXCOA, &reg_voice);  in cpcap_output_mux_get_enum()
370 	err = regmap_read(cpcap->regmap, CPCAP_REG_RXSDOA, &reg_hifi);  in cpcap_output_mux_get_enum()
373 	err = regmap_read(cpcap->regmap, CPCAP_REG_RXEPOA, &reg_ext);  in cpcap_output_mux_get_enum()
404 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_output_mux_put_enum()  local
427 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_RXCOA,  in cpcap_output_mux_put_enum()
431 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_RXSDOA,  in cpcap_output_mux_put_enum()
435 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_RXEPOA,  in cpcap_output_mux_put_enum()
449 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_input_right_mux_get_enum()  local
453 	err = regmap_read(cpcap->regmap, CPCAP_REG_TXI, &regval);  in cpcap_input_right_mux_get_enum()
488 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_input_right_mux_put_enum()  local
519 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_TXI,  in cpcap_input_right_mux_put_enum()
533 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_input_left_mux_get_enum()  local
537 	err = regmap_read(cpcap->regmap, CPCAP_REG_TXI, &regval);  in cpcap_input_left_mux_get_enum()
564 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_input_left_mux_put_enum()  local
587 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_TXI,  in cpcap_input_left_mux_put_enum()
949 static int cpcap_set_sysclk(struct cpcap_audio *cpcap, enum cpcap_dai dai,  in cpcap_set_sysclk()  argument
972 		dev_err(cpcap->component->dev, "invalid DAI: %d", dai);  in cpcap_set_sysclk()
978 		dev_err(cpcap->component->dev, "invalid clk id %d", clk_id);  in cpcap_set_sysclk()
981 	err = regmap_update_bits(cpcap->regmap, clkidreg, BIT(clkidshift),  in cpcap_set_sysclk()
990 		err = regmap_update_bits(cpcap->regmap, CPCAP_REG_CDI,  in cpcap_set_sysclk()
1018 		dev_err(cpcap->component->dev, "unsupported freq %u", freq);  in cpcap_set_sysclk()
1022 	err = regmap_update_bits(cpcap->regmap, clkfreqreg,  in cpcap_set_sysclk()
1028 		cpcap->codec_clk_id = clk_id;  in cpcap_set_sysclk()
1029 		cpcap->codec_freq = freq;  in cpcap_set_sysclk()
1035 static int cpcap_set_samprate(struct cpcap_audio *cpcap, enum cpcap_dai dai,  in cpcap_set_samprate()  argument
1038 	struct snd_soc_component *component = cpcap->component;  in cpcap_set_samprate()
1093 	err = regmap_update_bits(cpcap->regmap, sampreg,  in cpcap_set_samprate()
1101 	err = regmap_read(cpcap->regmap, sampreg, &sampreadval);  in cpcap_set_samprate()
1119 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_hifi_hw_params()  local
1123 	return cpcap_set_samprate(cpcap, CPCAP_DAI_HIFI, rate);  in cpcap_hifi_hw_params()
1130 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_hifi_set_dai_sysclk()  local
1134 	return cpcap_set_sysclk(cpcap, CPCAP_DAI_HIFI, clk_id, freq);  in cpcap_hifi_set_dai_sysclk()
1141 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_hifi_set_dai_fmt()  local
1170 		dev_err(dev, "HiFi dai fmt failed: CPCAP should be master");  in cpcap_hifi_set_dai_fmt()
1216 	return regmap_update_bits(cpcap->regmap, reg, mask, val);  in cpcap_hifi_set_dai_fmt()
1222 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_hifi_set_mute()  local
1233 	return regmap_update_bits(cpcap->regmap, reg, mask, val);  in cpcap_hifi_set_mute()
1250 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_voice_hw_params()  local
1261 	err = cpcap_set_samprate(cpcap, CPCAP_DAI_VOICE, rate);  in cpcap_voice_hw_params()
1276 		err = regmap_update_bits(cpcap->regmap, reg_cdi, mask, val);  in cpcap_voice_hw_params()
1288 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_voice_set_dai_sysclk()  local
1292 	return cpcap_set_sysclk(cpcap, CPCAP_DAI_VOICE, clk_id, freq);  in cpcap_voice_set_dai_sysclk()
1299 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_voice_set_dai_fmt()  local
1320 		dev_err(component->dev, "Voice dai fmt failed: CPCAP should be the master");  in cpcap_voice_set_dai_fmt()
1366 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_CDI, mask, val);  in cpcap_voice_set_dai_fmt()
1370 	cpcap->codec_format = val;  in cpcap_voice_set_dai_fmt()
1378 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_voice_set_mute()  local
1389 	return regmap_update_bits(cpcap->regmap, reg, mask, val);  in cpcap_voice_set_mute()
1403 	.name = "cpcap-hifi",
1415 	.name = "cpcap-voice",
1434 static int cpcap_dai_mux(struct cpcap_audio *cpcap, bool swap_dai_configuration)  in cpcap_dai_mux()  argument
1453 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_CDI,  in cpcap_dai_mux()
1458 	err = regmap_update_bits(cpcap->regmap, CPCAP_REG_SDACDI,  in cpcap_dai_mux()
1469 	struct cpcap_audio *cpcap = snd_soc_component_get_drvdata(component);  in cpcap_audio_reset()  local
1475 		err = regmap_update_bits(cpcap->regmap,  in cpcap_audio_reset()
1484 	err = cpcap_dai_mux(cpcap, swap_dai_configuration);  in cpcap_audio_reset()
1488 	err = cpcap_set_sysclk(cpcap, CPCAP_DAI_HIFI, 0, 26000000);  in cpcap_audio_reset()
1491 	err = cpcap_set_sysclk(cpcap, CPCAP_DAI_VOICE, 0, 26000000);  in cpcap_audio_reset()
1495 	err = cpcap_set_samprate(cpcap, CPCAP_DAI_HIFI, 48000);  in cpcap_audio_reset()
1499 	err = cpcap_set_samprate(cpcap, CPCAP_DAI_VOICE, 48000);  in cpcap_audio_reset()
1508 	struct cpcap_audio *cpcap;  in cpcap_soc_probe()  local
1511 	cpcap = devm_kzalloc(component->dev, sizeof(*cpcap), GFP_KERNEL);  in cpcap_soc_probe()
1512 	if (!cpcap)  in cpcap_soc_probe()
1514 	snd_soc_component_set_drvdata(component, cpcap);  in cpcap_soc_probe()
1515 	cpcap->component = component;  in cpcap_soc_probe()
1517 	cpcap->regmap = dev_get_regmap(component->dev->parent, NULL);  in cpcap_soc_probe()
1518 	if (!cpcap->regmap)  in cpcap_soc_probe()
1520 	snd_soc_component_init_regmap(component, cpcap->regmap);  in cpcap_soc_probe()
1522 	err = cpcap_get_vendor(component->dev, cpcap->regmap, &cpcap->vendor);  in cpcap_soc_probe()
1559 		.name	= "cpcap-codec",
1564 MODULE_ALIAS("platform:cpcap-codec");
1565 MODULE_DESCRIPTION("ASoC CPCAP codec driver");