1 // SPDX-License-Identifier: GPL-2.0-only
22 #define DVOL_CTL_DVMUTE_ON		BIT(4)	/* Digital volume MUTE On */
24 #define ML26124_SAI_NO_DELAY	BIT(1)
25 #define ML26124_SAI_FRAME_SYNC	(BIT(5) | BIT(0)) /* For mono (Telecodec) */
27 #define ML26124_VMID	BIT(1)
36 	u32 rate;  member
44 	u32 rate;  member
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"};
90 	SOC_SINGLE_TLV("ALC Max Input Volume", ML26124_ALC_MAXMIN_GAIN, 4,
94 	SOC_SINGLE_TLV("Playback Limiter Max Input Volume",
191 	{0x00, 0x00 },	/* Sampling Rate */
209 	{0x26, 0x00},	/* SP-AMP Power Management */
212 	{0x2e, 0x00},	/* AC-CMP Power Management */
230 	{0x60, 0x00},	/* SAI-Trans Control */
231 	{0x62, 0x00},	/* SAI-Receive Control */
274 	{0xba, 0x70},	/* ALC Max/Min Gain */
282 	{0xc6, 0x70},	/* PL Max/Min Gain */
292 /* Get sampling rate value of sampling rate setting register (0x0) */
293 static inline int get_srate(int rate)  in get_srate()  argument
297 	switch (rate) {  in get_srate()
308 		return -EINVAL;  in get_srate()
313 static inline int get_coeff(int mclk, int rate)  in get_coeff()  argument
318 		if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk)  in get_coeff()
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()
342 					    BIT(0) | BIT(1), 1);  in ml26124_hw_params()
346 					    BIT(0) | BIT(1), 2);  in ml26124_hw_params()
350 					    BIT(0) | BIT(1), 3);  in ml26124_hw_params()
353 			dev_err(component->dev, "Unsupported MCLKI\n");  in ml26124_hw_params()
358 				    BIT(0) | BIT(1), 0);  in ml26124_hw_params()
377 	struct snd_soc_component *component = dai->component;  in ml26124_mute()
380 	switch (priv->substream->stream) {  in ml26124_mute()
382 		snd_soc_component_update_bits(component, ML26124_REC_PLYBAK_RUN, BIT(0), 1);  in ml26124_mute()
385 		snd_soc_component_update_bits(component, ML26124_REC_PLYBAK_RUN, BIT(1), 2);  in ml26124_mute()
390 		snd_soc_component_update_bits(component, ML26124_DVOL_CTL, BIT(4),  in ml26124_mute()
393 		snd_soc_component_update_bits(component, ML26124_DVOL_CTL, BIT(4),  in ml26124_mute()
403 	struct snd_soc_component *component = codec_dai->component;  in ml26124_set_dai_fmt()
413 		return -EINVAL;  in ml26124_set_dai_fmt()
415 	snd_soc_component_update_bits(component, ML26124_SAI_MODE_SEL, BIT(0), mode);  in ml26124_set_dai_fmt()
422 		return -EINVAL;  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()
447 		priv->clk_in = ML26124_USE_MCLKI;  in ml26124_set_dai_sysclk()
450 		return -EINVAL;  in ml26124_set_dai_sysclk()
453 	priv->mclk = freq;  in ml26124_set_dai_sysclk()
480 			regcache_sync(priv->regmap);  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()