1 // SPDX-License-Identifier: GPL-2.0-only
61 /* ---------------------------------------------------------------------
68 	struct snd_soc_component *component = dai->component;  in aic26_hw_params()
73 	dev_dbg(&aic26->spi->dev, "aic26_hw_params(substream=%p, params=%p)\n",  in aic26_hw_params()
75 	dev_dbg(&aic26->spi->dev, "rate=%i width=%d\n", params_rate(params),  in aic26_hw_params()
78 	switch (params_rate(params)) {  in aic26_hw_params()
89 		dev_dbg(&aic26->spi->dev, "bad rate\n"); return -EINVAL;  in aic26_hw_params()
92 	/* select data word length */  in aic26_hw_params()
93 	switch (params_width(params)) {  in aic26_hw_params()
99 		dev_dbg(&aic26->spi->dev, "bad format\n"); return -EINVAL;  in aic26_hw_params()
109 	jval = fsref / (aic26->mclk / 2048);  in aic26_hw_params()
111 	dval = fsref - (jval * (aic26->mclk / 2048));  in aic26_hw_params()
112 	dval = (10000 * dval) / (aic26->mclk / 2048);  in aic26_hw_params()
113 	dev_dbg(&aic26->spi->dev, "Setting PLLM to %d.%04d\n", jval, dval);  in aic26_hw_params()
121 	if (aic26->clock_provider)  in aic26_hw_params()
128 	reg = wlen | aic26->datfm | (divisor << 3) | divisor;  in aic26_hw_params()
135  * aic26_mute - Mute control to reduce noise when changing audio format
139 	struct snd_soc_component *component = dai->component;  in aic26_mute()
143 	dev_dbg(&aic26->spi->dev, "aic26_mute(dai=%p, mute=%i)\n",  in aic26_mute()
156 			    int clk_id, unsigned int freq, int dir)  in aic26_set_sysclk()  argument
158 	struct snd_soc_component *component = codec_dai->component;  in aic26_set_sysclk()
161 	dev_dbg(&aic26->spi->dev, "aic26_set_sysclk(dai=%p, clk_id==%i,"  in aic26_set_sysclk()
162 		" freq=%i, dir=%i)\n",  in aic26_set_sysclk()
163 		codec_dai, clk_id, freq, dir);  in aic26_set_sysclk()
166 	if ((freq < 2000000) || (freq > 50000000))  in aic26_set_sysclk()
167 		return -EINVAL;  in aic26_set_sysclk()
169 	aic26->mclk = freq;  in aic26_set_sysclk()
175 	struct snd_soc_component *component = codec_dai->component;  in aic26_set_fmt()
178 	dev_dbg(&aic26->spi->dev, "aic26_set_fmt(dai=%p, fmt==%i)\n",  in aic26_set_fmt()
181 	switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {  in aic26_set_fmt()
182 	case SND_SOC_DAIFMT_CBP_CFP: aic26->clock_provider = 1; break;  in aic26_set_fmt()
183 	case SND_SOC_DAIFMT_CBC_CFC: aic26->clock_provider = 0; break;  in aic26_set_fmt()
185 		dev_dbg(&aic26->spi->dev, "bad master\n"); return -EINVAL;  in aic26_set_fmt()
189 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {  in aic26_set_fmt()
190 	case SND_SOC_DAIFMT_I2S:     aic26->datfm = AIC26_DATFM_I2S; break;  in aic26_set_fmt()
191 	case SND_SOC_DAIFMT_DSP_A:   aic26->datfm = AIC26_DATFM_DSP; break;  in aic26_set_fmt()
192 	case SND_SOC_DAIFMT_RIGHT_J: aic26->datfm = AIC26_DATFM_RIGHTJ; break;  in aic26_set_fmt()
193 	case SND_SOC_DAIFMT_LEFT_J:  aic26->datfm = AIC26_DATFM_LEFTJ; break;  in aic26_set_fmt()
195 		dev_dbg(&aic26->spi->dev, "bad format\n"); return -EINVAL;  in aic26_set_fmt()
201 /* ---------------------------------------------------------------------
220 	.name = "tlv320aic26-hifi",
238 /* ---------------------------------------------------------------------
249 	SOC_DOUBLE("PCM Playback Switch", AIC26_REG_DAC_GAIN, 15, 7, 1, 1),
259 /* ---------------------------------------------------------------------
267 	int val, amp, freq, len;  in keyclick_show()  local
269 	val = snd_soc_component_read(aic26->component, AIC26_REG_AUDIO_CTRL2);  in keyclick_show()
271 	freq = (125 << ((val >> 8) & 0x7)) >> 1;  in keyclick_show()
274 	return sysfs_emit(buf, "amp=%x freq=%iHz len=%iclks\n", amp, freq, len);  in keyclick_show()
284 	snd_soc_component_update_bits(aic26->component, AIC26_REG_AUDIO_CTRL2,  in keyclick_store()
292 /* ---------------------------------------------------------------------
297 	struct aic26 *aic26 = dev_get_drvdata(component->dev);  in aic26_probe()
300 	aic26->component = component;  in aic26_probe()
316 	ret = device_create_file(component->dev, &dev_attr_keyclick);  in aic26_probe()
318 		dev_info(component->dev, "error creating sysfs files\n");  in aic26_probe()
341 /* ---------------------------------------------------------------------
350 	dev_dbg(&spi->dev, "probing tlv320aic26 spi device\n");  in aic26_spi_probe()
353 	aic26 = devm_kzalloc(&spi->dev, sizeof *aic26, GFP_KERNEL);  in aic26_spi_probe()
355 		return -ENOMEM;  in aic26_spi_probe()
357 	aic26->regmap = devm_regmap_init_spi(spi, &aic26_regmap);  in aic26_spi_probe()
358 	if (IS_ERR(aic26->regmap))  in aic26_spi_probe()
359 		return PTR_ERR(aic26->regmap);  in aic26_spi_probe()
362 	aic26->spi = spi;  in aic26_spi_probe()
363 	dev_set_drvdata(&spi->dev, aic26);  in aic26_spi_probe()
364 	aic26->clock_provider = 1;  in aic26_spi_probe()
366 	ret = devm_snd_soc_register_component(&spi->dev,  in aic26_spi_probe()
373 		.name = "tlv320aic26-codec",