1 // SPDX-License-Identifier: GPL-2.0-only
53 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7150, 50, 0);
55 static const DECLARE_TLV_DB_SCALE(alclvl, -2250, 150, 0);
56 static const DECLARE_TLV_DB_SCALE(mingain, -1200, 600, 0);
57 static const DECLARE_TLV_DB_SCALE(maxgain, -675, 600, 0);
58 static const DECLARE_TLV_DB_SCALE(boost_vol, -1200, 75, 0);
60 static const char * const ml26124_companding[] = {"16bit PCM", "u-law",
61 						  "A-law"};
190 	/* CLOCK control Register */
198 	{0x0e, 0x00},	/* CLK Input/Output Control */
200 	/* System Control Register */
203 	{0x14, 0x00},	/* Mic Input/Output control */
209 	{0x26, 0x00},	/* SP-AMP Power Management */
212 	{0x2e, 0x00},	/* AC-CMP Power Management */
214 	/* Analog reference Control Register */
215 	{0x30, 0x04},	/* MICBIAS Voltage Control */
217 	/* Input/Output Amplifier Control Register */
221 	{0x48, 0x00},	/* AMP Volume Control Function Enable */
222 	{0x4a, 0x00},	/* Amplifier Volume Fader Control */
224 	/* Analog Path Control Register */
225 	{0x54, 0x00},	/* Speaker AMP Output Control */
226 	{0x5a, 0x00},	/* Mic IF Control */
227 	{0xe8, 0x01},	/* Mic Select Control */
229 	/* Audio Interface Control Register */
230 	{0x60, 0x00},	/* SAI-Trans Control */
231 	{0x62, 0x00},	/* SAI-Receive Control */
234 	/* DSP Control Register */
236 	{0x68, 0x00},	/* Volume Control Func Enable */
237 	{0x6A, 0x00},	/* Mixer & Volume Control*/
268 	/* ALC Control Register */
278 	/* Playback Limiter Control Register */
286 	/* Video Amplifier Control Register */
287 	{0xd0, 0x01},	/* VIDEO AMP Gain Control */
300 		break;  in get_srate()
303 		break;  in get_srate()
306 		break;  in get_srate()
308 		return -EINVAL;  in get_srate()
321 	return -EINVAL;  in get_coeff()
328 	struct snd_soc_component *component = dai->component;  in ml26124_hw_params()
330 	int i = get_coeff(priv->mclk, params_rate(hw_params));  in ml26124_hw_params()
335 	priv->substream = substream;  in ml26124_hw_params()
336 	priv->rate = params_rate(hw_params);  in ml26124_hw_params()
338 	if (priv->clk_in) {  in ml26124_hw_params()
339 		switch (priv->mclk / params_rate(hw_params)) {  in ml26124_hw_params()
343 			break;  in ml26124_hw_params()
347 			break;  in ml26124_hw_params()
351 			break;  in ml26124_hw_params()
353 			dev_err(component->dev, "Unsupported MCLKI\n");  in ml26124_hw_params()
354 			break;  in ml26124_hw_params()
377 	struct snd_soc_component *component = dai->component;  in ml26124_mute()
380 	switch (priv->substream->stream) {  in ml26124_mute()
383 		break;  in ml26124_mute()
386 		break;  in ml26124_mute()
403 	struct snd_soc_component *component = codec_dai->component;  in ml26124_set_dai_fmt()
408 		break;  in ml26124_set_dai_fmt()
411 		break;  in ml26124_set_dai_fmt()
413 		return -EINVAL;  in ml26124_set_dai_fmt()
420 		break;  in ml26124_set_dai_fmt()
422 		return -EINVAL;  in ml26124_set_dai_fmt()
428 		break;  in ml26124_set_dai_fmt()
430 		return -EINVAL;  in ml26124_set_dai_fmt()
439 	struct snd_soc_component *component = codec_dai->component;  in ml26124_set_dai_sysclk()
444 		priv->clk_in = ML26124_USE_PLLOUT;  in ml26124_set_dai_sysclk()
445 		break;  in ml26124_set_dai_sysclk()
447 		priv->clk_in = ML26124_USE_MCLKI;  in ml26124_set_dai_sysclk()
448 		break;  in ml26124_set_dai_sysclk()
450 		return -EINVAL;  in ml26124_set_dai_sysclk()
453 	priv->mclk = freq;  in ml26124_set_dai_sysclk()
471 		break;  in ml26124_set_bias_level()
473 		break;  in ml26124_set_bias_level()
480 			regcache_sync(priv->regmap);  in ml26124_set_bias_level()
482 		break;  in ml26124_set_bias_level()
487 		break;  in ml26124_set_bias_level()
501 	.name = "ml26124-hifi",
557 	priv = devm_kzalloc(&i2c->dev, sizeof(*priv), GFP_KERNEL);  in ml26124_i2c_probe()
559 		return -ENOMEM;  in ml26124_i2c_probe()
563 	priv->regmap = devm_regmap_init_i2c(i2c, &ml26124_i2c_regmap);  in ml26124_i2c_probe()
564 	if (IS_ERR(priv->regmap)) {  in ml26124_i2c_probe()
565 		ret = PTR_ERR(priv->regmap);  in ml26124_i2c_probe()
566 		dev_err(&i2c->dev, "regmap_init_i2c() failed: %d\n", ret);  in ml26124_i2c_probe()
570 	return devm_snd_soc_register_component(&i2c->dev,  in ml26124_i2c_probe()