1 // SPDX-License-Identifier: GPL-2.0-only
8 // Copyright (C) 2014-2018, Ambarella, Inc.
15 #include <dt-bindings/sound/tlv320adc3xxx.h>
34 #include <sound/soc-dapm.h>
59  * Setting the clock source using simple-card (clocks or
60  * system-clock-frequency property) sets clk_id = 0 = ADC3XXX_PLL_AUTO.
78 /* 2-3 Reserved */
86 /* 9-17 Reserved */
93 /* 23-24 Reserved */
109 /* 39-41 Reserved */
122 /* 54-56 Reserved */
129 /* 63-79 Reserved */
152 /* 102-127 Reserved */
158 /* 1-25 Reserved */
160 /* 27-50 Reserved */
171 /* 63-127 Reserved */
484  * the non-PLL entries, so that the PLL modes are preferred unless
528 		if ((pll_mode == ADC3XXX_PLL_BYPASS && mode->pll_p) ||  in adc3xxx_get_divs()
529 		    (pll_mode == ADC3XXX_PLL_ENABLE && !mode->pll_p))  in adc3xxx_get_divs()
532 		if (mode->rate == rate && mode->mclk == mclk)  in adc3xxx_get_divs()
538 	return -EINVAL;  in adc3xxx_get_divs()
544 	/* 10msec delay needed after PLL power-up to allow  in adc3xxx_pll_delay()
555 	int numcoeff = kcontrol->private_value >> 16;  in adc3xxx_coefficient_info()
557 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in adc3xxx_coefficient_info()
558 	uinfo->count = numcoeff;  in adc3xxx_coefficient_info()
559 	uinfo->value.integer.min = 0;  in adc3xxx_coefficient_info()
560 	uinfo->value.integer.max = 0xffff; /* all coefficients are 16 bit */  in adc3xxx_coefficient_info()
568 	int numcoeff  = kcontrol->private_value >> 16;  in adc3xxx_coefficient_get()
569 	int reg = kcontrol->private_value & 0xffff;  in adc3xxx_coefficient_get()
584 		ucontrol->value.integer.value[index] = value;  in adc3xxx_coefficient_get()
594 	int numcoeff  = kcontrol->private_value >> 16;  in adc3xxx_coefficient_put()
595 	int reg = kcontrol->private_value & 0xffff;  in adc3xxx_coefficient_put()
600 		unsigned int value = ucontrol->value.integer.value[index];  in adc3xxx_coefficient_put()
616 /* All on-chip filters have coefficients which are expressed in terms of
617  * 16 bit values, so represent them as strings of 16-bit integers.
645 	"-15mV", "-30mV", "-45mV", "-60mV", "-75mV", "-90mV", "-105mV"
656 static const DECLARE_TLV_DB_SCALE(adc_tlv, -1200, 50, 0);
657 static const DECLARE_TLV_DB_SCALE(adc_fine_tlv, -40, 10, 0);
658 /* AGC target: 8 values: -5.5, -8, -10, -12, -14, -17, -20, -24 dB */
666 	0, 0, TLV_DB_SCALE_ITEM(-2400, 0, 0),
667 	1, 3, TLV_DB_SCALE_ITEM(-2000, 300, 0),
668 	4, 6, TLV_DB_SCALE_ITEM(-1200, 200, 0),
669 	7, 7, TLV_DB_SCALE_ITEM(-550, 0, 0));
671  * range (i.e. just before -32 dB) rather than the lowest, we need to resort
675 	0, 30, TLV_DB_SCALE_ITEM(-9000, 200, 0),
683 /* Input attenuation: -6 dB or 0 dB */
684 static const DECLARE_TLV_DB_SCALE(input_attenuation_tlv, -600, 600, 0);
727 			   ADC3XXX_RIGHT_AGC_GAIN, 0, -24, 40, 6, 0, adc_tlv),
760 			   ADC3XXX_RADC_VOL, 0, -24, 40, 6, 0, adc_tlv),
762 	 * to. Values 0, -0.1, -0.2 and -0.3 dB result in the same level, and
763 	 * -0.4 dB drops about 0.12 dB on a specific chip.
961 		return -EINVAL;  in adc3xxx_gpio_request()
963 	/* GPIO1 is offset 0, GPIO2 is offset 1 */  in adc3xxx_gpio_request()
968 	if (adc3xxx->gpio_cfg[offset] != 0 &&  in adc3xxx_gpio_request()
969 	    adc3xxx->gpio_cfg[offset] != ADC3XXX_GPIO_GPO + 1)  in adc3xxx_gpio_request()
970 		return -EINVAL;  in adc3xxx_gpio_request()
981 	return regmap_update_bits(adc3xxx->regmap,  in adc3xxx_gpio_direction_out()
1011 	ret = regmap_read(adc3xxx->regmap, adc3xxx_gpio_ctrl_reg[offset], &regval);  in adc3xxx_gpio_get()
1030 	gpiochip_remove(&adc3xxx->gpio_chip);  in adc3xxx_free_gpio()
1039 	adc3xxx->gpio_chip = adc3xxx_gpio_chip;  in adc3xxx_init_gpio()
1040 	adc3xxx->gpio_chip.ngpio = ADC3XXX_GPIOS_MAX;  in adc3xxx_init_gpio()
1041 	adc3xxx->gpio_chip.parent = adc3xxx->dev;  in adc3xxx_init_gpio()
1042 	adc3xxx->gpio_chip.base = -1;  in adc3xxx_init_gpio()
1044 	ret = gpiochip_add_data(&adc3xxx->gpio_chip, adc3xxx);  in adc3xxx_init_gpio()
1046 		dev_err(adc3xxx->dev, "Failed to add gpios: %d\n", ret);  in adc3xxx_init_gpio()
1053 		unsigned int cfg = adc3xxx->gpio_cfg[gpio];  in adc3xxx_init_gpio()  local
1055 		if (cfg) {  in adc3xxx_init_gpio()
1056 			cfg--; /* actual value to use is stored +1 */  in adc3xxx_init_gpio()
1057 			regmap_update_bits(adc3xxx->regmap,  in adc3xxx_init_gpio()
1060 					   cfg << ADC3XXX_GPIO_CTRL_CFG_SHIFT);  in adc3xxx_init_gpio()
1066 		unsigned int vg = adc3xxx->micbias_vg[micbias];  in adc3xxx_init_gpio()
1068 		regmap_update_bits(adc3xxx->regmap,  in adc3xxx_init_gpio()
1076 				 const char *propname, unsigned int *cfg)  in adc3xxx_parse_dt_gpio()  argument
1078 	struct device *dev = adc3xxx->dev;  in adc3xxx_parse_dt_gpio()
1079 	struct device_node *np = dev->of_node;  in adc3xxx_parse_dt_gpio()
1085 			return -EINVAL;  in adc3xxx_parse_dt_gpio()
1089 		*cfg = val + 1; /* 0 => not set up, all others shifted +1 */  in adc3xxx_parse_dt_gpio()
1097 	struct device *dev = adc3xxx->dev;  in adc3xxx_parse_dt_micbias()
1098 	struct device_node *np = dev->of_node;  in adc3xxx_parse_dt_micbias()
1104 			return -EINVAL;  in adc3xxx_parse_dt_micbias()
1115 		return -EINVAL;  in adc3xxx_parse_pll_mode()
1145 	struct snd_soc_component *component = dai->component;  in adc3xxx_hw_params()
1146 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(dai->component);  in adc3xxx_hw_params()
1151 	i = adc3xxx_get_divs(component->dev, adc3xxx->sysclk,  in adc3xxx_hw_params()
1152 			     params_rate(params), adc3xxx->pll_mode);  in adc3xxx_hw_params()
1176 		dev_err(component->dev, "Unsupported serial data format\n");  in adc3xxx_hw_params()
1177 		return -EINVAL;  in adc3xxx_hw_params()
1184 		if (!adc3xxx->use_pll) {  in adc3xxx_hw_params()
1187 			adc3xxx->use_pll = 1;  in adc3xxx_hw_params()
1191 		if (adc3xxx->use_pll) {  in adc3xxx_hw_params()
1194 			adc3xxx->use_pll = 0;  in adc3xxx_hw_params()
1235 	struct snd_soc_component *component = codec_dai->component;  in adc3xxx_set_dai_sysclk()
1239 	ret = adc3xxx_parse_pll_mode(clk_id, &adc3xxx->pll_mode);  in adc3xxx_set_dai_sysclk()
1243 	adc3xxx->sysclk = freq;  in adc3xxx_set_dai_sysclk()
1244 	dev_dbg(component->dev, "Set sysclk to %u Hz, %s\n",  in adc3xxx_set_dai_sysclk()
1245 		freq, adc3xxx_pll_mode_text(adc3xxx->pll_mode));  in adc3xxx_set_dai_sysclk()
1251 	struct snd_soc_component *component = codec_dai->component;  in adc3xxx_set_dai_fmt()
1267 		dev_err(component->dev, "Invalid DAI clock setup\n");  in adc3xxx_set_dai_fmt()
1268 		return -EINVAL;  in adc3xxx_set_dai_fmt()
1292 		dev_err(component->dev, "Invalid DAI format\n");  in adc3xxx_set_dai_fmt()
1293 		return -EINVAL;  in adc3xxx_set_dai_fmt()
1297 	if (master && !adc3xxx->master)  in adc3xxx_set_dai_fmt()
1300 	else if (!master && adc3xxx->master)  in adc3xxx_set_dai_fmt()
1303 	adc3xxx->master = master;  in adc3xxx_set_dai_fmt()
1322 	.name = "tlv320adc3xxx-hifi",
1352 	struct device *dev = &i2c->dev;  in adc3xxx_i2c_probe()
1359 		return -ENOMEM;  in adc3xxx_i2c_probe()
1360 	adc3xxx->dev = dev;  in adc3xxx_i2c_probe()
1362 	adc3xxx->rst_pin = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);  in adc3xxx_i2c_probe()
1363 	if (IS_ERR(adc3xxx->rst_pin)) {  in adc3xxx_i2c_probe()
1364 		return dev_err_probe(dev, PTR_ERR(adc3xxx->rst_pin),  in adc3xxx_i2c_probe()
1368 	adc3xxx->mclk = devm_clk_get(dev, NULL);  in adc3xxx_i2c_probe()
1369 	if (IS_ERR(adc3xxx->mclk)) {  in adc3xxx_i2c_probe()
1377 		return dev_err_probe(dev, PTR_ERR(adc3xxx->mclk),  in adc3xxx_i2c_probe()
1379 	} else if (adc3xxx->mclk) {  in adc3xxx_i2c_probe()
1380 		ret = clk_prepare_enable(adc3xxx->mclk);  in adc3xxx_i2c_probe()
1383 		dev_dbg(dev, "Enabled MCLK, freq %lu Hz\n", clk_get_rate(adc3xxx->mclk));  in adc3xxx_i2c_probe()
1386 	ret = adc3xxx_parse_dt_gpio(adc3xxx, "ti,dmdin-gpio1", &adc3xxx->gpio_cfg[0]);  in adc3xxx_i2c_probe()
1389 	ret = adc3xxx_parse_dt_gpio(adc3xxx, "ti,dmclk-gpio2", &adc3xxx->gpio_cfg[1]);  in adc3xxx_i2c_probe()
1392 	ret = adc3xxx_parse_dt_micbias(adc3xxx, "ti,micbias1-vg", &adc3xxx->micbias_vg[0]);  in adc3xxx_i2c_probe()
1395 	ret = adc3xxx_parse_dt_micbias(adc3xxx, "ti,micbias2-vg", &adc3xxx->micbias_vg[1]);  in adc3xxx_i2c_probe()
1399 	adc3xxx->regmap = devm_regmap_init_i2c(i2c, &adc3xxx_regmap);  in adc3xxx_i2c_probe()
1400 	if (IS_ERR(adc3xxx->regmap)) {  in adc3xxx_i2c_probe()
1401 		ret = PTR_ERR(adc3xxx->regmap);  in adc3xxx_i2c_probe()
1408 	adc3xxx->type = id->driver_data;  in adc3xxx_i2c_probe()
1411 	gpiod_set_value_cansleep(adc3xxx->rst_pin, 1);  in adc3xxx_i2c_probe()
1413 	gpiod_set_value_cansleep(adc3xxx->rst_pin, 0);  in adc3xxx_i2c_probe()
1428 	clk_disable_unprepare(adc3xxx->mclk);  in adc3xxx_i2c_probe()
1436 	if (adc3xxx->mclk)  in adc3xxx_i2c_remove()
1437 		clk_disable_unprepare(adc3xxx->mclk);  in adc3xxx_i2c_remove()
1439 	snd_soc_unregister_component(&client->dev);  in adc3xxx_i2c_remove()
1451 		   .name = "tlv320adc3xxx-codec",