soc/codecs/uda1380.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * uda1380.c - Philips UDA1380 ALSA SoC audio driver
5  * Copyright (c) 2007-2009 Philipp Zabel <philipp.zabel@gmail.com>
65 	u16 *cache = uda1380->reg_cache;  in uda1380_read_reg_cache()
70 		return -1;  in uda1380_read_reg_cache()
81 	u16 *cache = uda1380->reg_cache;  in uda1380_write_reg_cache()
86 		set_bit(reg - 0x10, &uda1380_cache_dirty);  in uda1380_write_reg_cache()
116 	if (i2c_master_send(uda1380->i2c, data, 3) == 3) {  in uda1380_write()
118 		i2c_master_send(uda1380->i2c, data, 1);  in uda1380_write()
119 		i2c_master_recv(uda1380->i2c, data, 2);  in uda1380_write()
124 			return -EIO;  in uda1380_write()
127 			clear_bit(reg - 0x10, &uda1380_cache_dirty);  in uda1380_write()
130 		return -EIO;  in uda1380_write()
138 	u16 *cache = uda1380->reg_cache;  in uda1380_sync_cache()
145 		if (i2c_master_send(uda1380->i2c, data, 3) != 3)  in uda1380_sync_cache()
146 			dev_err(component->dev, "%s: write to reg 0x%x failed\n",  in uda1380_sync_cache()
153 	struct uda1380_platform_data *pdata = component->dev->platform_data;  in uda1380_reset()
156 	if (gpio_is_valid(pdata->gpio_reset)) {  in uda1380_reset()
157 		gpio_set_value(pdata->gpio_reset, 1);  in uda1380_reset()
159 		gpio_set_value(pdata->gpio_reset, 0);  in uda1380_reset()
167 		if (i2c_master_send(uda1380->i2c, data, 3) != 3) {  in uda1380_reset()
168 			dev_err(component->dev, "%s: failed\n", __func__);  in uda1380_reset()
169 			return -EIO;  in uda1380_reset()
179 	struct snd_soc_component *uda1380_component = uda1380->component;  in uda1380_flush_work()
182 	for_each_set_bit(bit, &uda1380_cache_dirty, UDA1380_CACHEREGNUM - 0x10) {  in uda1380_flush_work()
218 	"ADC",
222 	"3rd-order",
223 	"5th-order"
238 	"single-speed",
239 	"double-speed (no mixing)",
240 	"quad-speed (no mixing)"
267  * from -48 dB in 1.5 dB steps (mute instead of -49.5 dB)
269 static DECLARE_TLV_DB_SCALE(amix_tlv, -4950, 150, 1);
272  * from -78 dB in 1 dB steps (3 dB steps, really. LSB are ignored),
273  * from -66 dB in 0.5 dB steps (2 dB steps, really) and
274  * from -52 dB in 0.25 dB steps
277 	0, 15, TLV_DB_SCALE_ITEM(-8200, 100, 1),
278 	16, 43, TLV_DB_SCALE_ITEM(-6600, 50, 0),
279 	44, 252, TLV_DB_SCALE_ITEM(-5200, 25, 0)
283  * from -72 dB in 1.5 dB steps (6 dB steps really),
284  * from -66 dB in 0.75 dB steps (3 dB steps really),
285  * from -60 dB in 0.5 dB steps (2 dB steps really) and
286  * from -46 dB in 0.25 dB steps
289 	0, 7, TLV_DB_SCALE_ITEM(-7800, 150, 1),
290 	8, 15, TLV_DB_SCALE_ITEM(-6600, 75, 0),
291 	16, 43, TLV_DB_SCALE_ITEM(-6000, 50, 0),
292 	44, 228, TLV_DB_SCALE_ITEM(-4600, 25, 0)
302 /* from -63 to 24 dB in 0.5 dB steps (-128...48) */
303 static DECLARE_TLV_DB_SCALE(dec_tlv, -6400, 50, 1);
314 	SOC_SINGLE_TLV("ADC Playback Volume", UDA1380_MIXVOL, 8, 228, 1, vc_tlv),	/* VC2 */
317 	SOC_DOUBLE_TLV("Tone Control - Treble", UDA1380_MODE, 4, 12, 3, 0, tr_tlv), 	/* TRL, TRR */
318 	SOC_DOUBLE_TLV("Tone Control - Bass", UDA1380_MODE, 0, 8, 15, 0, bb_tlv),	/* BBL, BBR */
320 	SOC_SINGLE("ADC Playback Switch", UDA1380_DEEMP, 11, 1, 1),		/* MT2 from decimation filter */
321 	SOC_ENUM("ADC Playback De-emphasis", uda1380_deemp_enum[0]),		/* DE2 */
323 	SOC_ENUM("PCM Playback De-emphasis", uda1380_deemp_enum[1]),		/* DE1 */
330 	SOC_DOUBLE_S8_TLV("ADC Capture Volume", UDA1380_DEC, -128, 48, dec_tlv),	/* ML_DEC, MR_DEC */
331 /**/	SOC_SINGLE("ADC Capture Switch", UDA1380_PGA, 15, 1, 1),		/* MT_ADC */
333 	SOC_SINGLE("ADC Polarity inverting Switch", UDA1380_ADC, 12, 1, 0),	/* ADCPOL_INV */
339 	/* -5.5, -8, -11.5, -14 dBFS */
366 	SND_SOC_DAPM_ADC("Left ADC", "Left Capture", UDA1380_PM, 2, 0),
367 	SND_SOC_DAPM_ADC("Right ADC", "Right Capture", UDA1380_PM, 0, 0),
401 	{"Left ADC", NULL, "Input Mux"},
408 	{"Right ADC", "Mic + Line R", "Right PGA"},
409 	{"Right ADC", "Line", "Right PGA"},
420 	struct snd_soc_component *component = codec_dai->component;  in uda1380_set_dai_fmt_both()
440 		return -EINVAL;  in uda1380_set_dai_fmt_both()
450 	struct snd_soc_component *component = codec_dai->component;  in uda1380_set_dai_fmt_playback()
470 		return -EINVAL;  in uda1380_set_dai_fmt_playback()
480 	struct snd_soc_component *component = codec_dai->component;  in uda1380_set_dai_fmt_capture()
509 	struct snd_soc_component *component = dai->component;  in uda1380_trigger()
518 		schedule_work(&uda1380->work);  in uda1380_trigger()
524 		schedule_work(&uda1380->work);  in uda1380_trigger()
534 	struct snd_soc_component *component = dai->component;  in uda1380_pcm_hw_params()
535 	u16 clk = uda1380_read_reg_cache(component, UDA1380_CLK);  in uda1380_pcm_hw_params()  local
538 	if (clk & R00_DAC_CLK) {  in uda1380_pcm_hw_params()
541 		clk &= ~0x3; /* clear SEL_LOOP_DIV */  in uda1380_pcm_hw_params()
544 			clk |= 0x0;  in uda1380_pcm_hw_params()
547 			clk |= 0x1;  in uda1380_pcm_hw_params()
550 			clk |= 0x2;  in uda1380_pcm_hw_params()
553 			clk |= 0x3;  in uda1380_pcm_hw_params()
559 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in uda1380_pcm_hw_params()
560 		clk |= R00_EN_DAC | R00_EN_INT;  in uda1380_pcm_hw_params()
562 		clk |= R00_EN_ADC | R00_EN_DEC;  in uda1380_pcm_hw_params()
564 	uda1380_write(component, UDA1380_CLK, clk);  in uda1380_pcm_hw_params()
571 	struct snd_soc_component *component = dai->component;  in uda1380_pcm_shutdown()
572 	u16 clk = uda1380_read_reg_cache(component, UDA1380_CLK);  in uda1380_pcm_shutdown()  local
575 	if (clk & R00_DAC_CLK) {  in uda1380_pcm_shutdown()
580 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in uda1380_pcm_shutdown()
581 		clk &= ~(R00_EN_DAC | R00_EN_INT);  in uda1380_pcm_shutdown()
583 		clk &= ~(R00_EN_ADC | R00_EN_DEC);  in uda1380_pcm_shutdown()
585 	uda1380_write(component, UDA1380_CLK, clk);  in uda1380_pcm_shutdown()
593 	struct uda1380_platform_data *pdata = component->dev->platform_data;  in uda1380_set_bias_level()
598 		/* ADC, DAC on */  in uda1380_set_bias_level()
603 			if (gpio_is_valid(pdata->gpio_power)) {  in uda1380_set_bias_level()
604 				gpio_set_value(pdata->gpio_power, 1);  in uda1380_set_bias_level()
614 		if (!gpio_is_valid(pdata->gpio_power))  in uda1380_set_bias_level()
617 		gpio_set_value(pdata->gpio_power, 0);  in uda1380_set_bias_level()
623 			set_bit(reg - 0x10, &uda1380_cache_dirty);  in uda1380_set_bias_level()
655 	.name = "uda1380-hifi",
670 { /* playback only - dual interface */
671 	.name = "uda1380-hifi-playback",
681 { /* capture only - dual interface*/
682 	.name = "uda1380-hifi-capture",
696 	struct uda1380_platform_data *pdata =component->dev->platform_data;  in uda1380_probe()
700 	uda1380->component = component;  in uda1380_probe()
702 	if (!gpio_is_valid(pdata->gpio_power)) {  in uda1380_probe()
708 	INIT_WORK(&uda1380->work, uda1380_flush_work);  in uda1380_probe()
711 	switch (pdata->dac_clk) {  in uda1380_probe()
743 	struct uda1380_platform_data *pdata = i2c->dev.platform_data;  in uda1380_i2c_probe()
748 		return -EINVAL;  in uda1380_i2c_probe()
750 	uda1380 = devm_kzalloc(&i2c->dev, sizeof(struct uda1380_priv),  in uda1380_i2c_probe()
753 		return -ENOMEM;  in uda1380_i2c_probe()
755 	if (gpio_is_valid(pdata->gpio_reset)) {  in uda1380_i2c_probe()
756 		ret = devm_gpio_request_one(&i2c->dev, pdata->gpio_reset,  in uda1380_i2c_probe()
762 	if (gpio_is_valid(pdata->gpio_power)) {  in uda1380_i2c_probe()
763 		ret = devm_gpio_request_one(&i2c->dev, pdata->gpio_power,  in uda1380_i2c_probe()
769 	uda1380->reg_cache = devm_kmemdup(&i2c->dev,  in uda1380_i2c_probe()
773 	if (!uda1380->reg_cache)  in uda1380_i2c_probe()
774 		return -ENOMEM;  in uda1380_i2c_probe()
777 	uda1380->i2c = i2c;  in uda1380_i2c_probe()
779 	ret = devm_snd_soc_register_component(&i2c->dev,  in uda1380_i2c_probe()
798 		.name =  "uda1380-codec",