1 // SPDX-License-Identifier: GPL-2.0-or-later
36  * supplied by external clock provided by Xilinx array and MK73-1 PLL frequency
40  * arrangement allows to generate independent clock signal for AK4114's input
41  * rate detection circuit. As a result, Juli, unlike most other
42  * ice1724+ak4114-based cards, detects spdif input rate correctly.
44  * parameter according to the actual input rate.
46  * Juli uses the remaining three stereo-channels of its DAC to optionally
47  * monitor analog input, digital input, and digital output. The corresponding
57  * researching and fixing the input monitors
120  * Initial setup of the conversion array GPIO <-> rate
163  * If SPDIF capture and slaved to SPDIF-IN, setting runtime rate
169 	struct juli_spec *spec = ice->spec;  in juli_spdif_in_open()
170 	struct snd_pcm_runtime *runtime = substream->runtime;  in juli_spdif_in_open()
173 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||  in juli_spdif_in_open()
174 			!ice->is_spdif_master(ice))  in juli_spdif_in_open()
176 	rate = snd_ak4114_external_rate(spec->ak4114);  in juli_spdif_in_open()
177 	if (rate >= runtime->hw.rate_min && rate <= runtime->hw.rate_max) {  in juli_spdif_in_open()
178 		runtime->hw.rate_min = rate;  in juli_spdif_in_open()
179 		runtime->hw.rate_max = rate;  in juli_spdif_in_open()
198 	struct snd_ice1712 *ice = ak->private_data[0];  in juli_akm_write()
212 	struct snd_ice1712 *ice = ak->private_data[0];  in juli_akm_set_rate_val()
213 	struct juli_spec *spec = ice->spec;  in juli_akm_set_rate_val()
215 	if (rate == 0)  /* no hint - S/PDIF input is master or the new spdif  in juli_akm_set_rate_val()
216 			   input rate undetected, simply return */  in juli_akm_set_rate_val()
231 	old_gpio = ice->gpio.get_data(ice);  in juli_akm_set_rate_val()
233 	/* dev_dbg(ice->card->dev, "JULI - ak5385 set_rate_val: new gpio 0x%x\n",  in juli_akm_set_rate_val()
235 	ice->gpio.set_data(ice, new_gpio);  in juli_akm_set_rate_val()
254 	snd_ak4114_reinit(spec->ak4114);  in juli_akm_set_rate_val()
260 #define MONITOR_DIG_IN_VOLUME	"Monitor Digital In Volume"
261 #define MONITOR_DIG_OUT_VOLUME	"Monitor Digital Out Volume"
273 	.num_dacs = 8,	/* DAC1 - analog out
274 			   DAC2 - analog in monitor
275 			   DAC3 - digital out monitor
276 			   DAC4 - digital in monitor
294 	val = ice->gpio.get_data(ice) & (unsigned int) kcontrol->private_value;  in juli_mute_get()
295 	if (kcontrol->private_value == GPIO_MUTE_CONTROL)  in juli_mute_get()
297 		ucontrol->value.integer.value[0] = (val) ? 0 : 1;  in juli_mute_get()
300 		ucontrol->value.integer.value[0] = (val) ? 1 : 0;  in juli_mute_get()
309 	old_gpio = ice->gpio.get_data(ice);  in juli_mute_put()
310 	if (ucontrol->value.integer.value[0]) {  in juli_mute_put()
312 		if (kcontrol->private_value == GPIO_MUTE_CONTROL) {  in juli_mute_put()
315 			/* un-smuting DAC */  in juli_mute_put()
316 			snd_akm4xxx_write(ice->akm, 0, 0x01, 0x01);  in juli_mute_put()
320 				(unsigned int) kcontrol->private_value;  in juli_mute_put()
323 		if (kcontrol->private_value == GPIO_MUTE_CONTROL) {  in juli_mute_put()
327 			snd_akm4xxx_write(ice->akm, 0, 0x01, 0x03);  in juli_mute_put()
331 				~((unsigned int) kcontrol->private_value);  in juli_mute_put()
333 	/* dev_dbg(ice->card->dev,  in juli_mute_put()
334 		"JULI - mute/unmute: control_value: 0x%x, old_gpio: 0x%x, "  in juli_mute_put()
336 		(unsigned int)ucontrol->value.integer.value[0], old_gpio,  in juli_mute_put()
339 		ice->gpio.set_data(ice, new_gpio);  in juli_mute_put()
357 	 * operation is coded in OSS Juli driver, only Digital Out monitor
358 	 * seems to work. Surprisingly, Analog input monitor outputs Digital
363 	 * by the manufacturer is correct - I2S from ADC and AK4114
368 	 * an alternative possibility - the unused I2S ICE output channels
369 	 * switched to HW-IN/SPDIF-IN and providing the monitoring signal to
370 	 * the DAC - to no avail. The I2S outputs seem to be unconnected.
384 		.name = "Monitor Digital Out Switch",
392 		.name = "Monitor Digital In Switch",
409 DECLARE_TLV_DB_SCALE(juli_master_db_scale, -6350, 50, 1);
413 	struct juli_spec *spec = ice->spec;  in juli_add_controls()
423 		err = snd_ctl_add(ice->card,  in juli_add_controls()
432 		return -ENOMEM;  in juli_add_controls()
433 	err = snd_ctl_add(ice->card, vmaster);  in juli_add_controls()
436 	err = snd_ctl_add_followers(ice->card, vmaster, follower_vols);  in juli_add_controls()
441 	return snd_ak4114_build(spec->ak4114, NULL,  in juli_add_controls()
442 			ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);  in juli_add_controls()
452 	struct snd_akm4xxx *ak = ice->akm;  in juli_resume()
453 	struct juli_spec *spec = ice->spec;  in juli_resume()
454 	/* akm4358 un-reset, un-mute */  in juli_resume()
457 	snd_ak4114_resume(spec->ak4114);  in juli_resume()
463 	struct snd_akm4xxx *ak = ice->akm;  in juli_suspend()
464 	struct juli_spec *spec = ice->spec;  in juli_suspend()
465 	/* akm4358 reset and soft-mute */  in juli_suspend()
467 	snd_ak4114_suspend(spec->ak4114);  in juli_suspend()
478 	return (ice->gpio.get_data(ice) & GPIO_INTERNAL_CLOCK) ? 0 : 1;  in juli_is_spdif_master()
486 	result =  ice->gpio.get_data(ice) & GPIO_RATE_MASK;  in juli_get_rate()
499 	old = ice->gpio.get_data(ice);  in juli_set_rate()
501 	/* dev_dbg(ice->card->dev, "JULI - set_rate: old %x, new %x\n",  in juli_set_rate()
505 	ice->gpio.set_data(ice, new);  in juli_set_rate()
506 	/* switching to external clock - supplied by external circuits */  in juli_set_rate()
518 /* setting clock to external - SPDIF */
522 	old = ice->gpio.get_data(ice);  in juli_set_spdif_clock()
524 	ice->gpio.set_data(ice, (old & ~GPIO_RATE_MASK) | GPIO_MULTI_1X |  in juli_set_spdif_clock()
529 /* Called when ak4114 detects change in the input SPDIF stream */
533 	struct snd_ice1712 *ice = ak4114->change_callback_private;  in juli_ak4114_change()
535 	if (ice->is_spdif_master(ice) && c1) {  in juli_ak4114_change()
538 		/* dev_dbg(ice->card->dev, "ak4114 - input rate changed to %d\n",  in juli_ak4114_change()
540 		juli_akm_set_rate_val(ice->akm, rate);  in juli_ak4114_change()
565 		return -ENOMEM;  in juli_init()
566 	ice->spec = spec;  in juli_init()
568 	err = snd_ak4114_create(ice->card,  in juli_init()
572 				ice, &spec->ak4114);  in juli_init()
576 	spec->ak4114->change_callback = juli_ak4114_change;  in juli_init()
577 	spec->ak4114->change_callback_private = ice;  in juli_init()
579 	spec->ak4114->check_flags = 0;  in juli_init()
583  * it seems that the analog doughter board detection does not work reliably, so  in juli_init()
587 	spec->analog = (ice->gpio.get_data(ice) & GPIO_ANALOG_PRESENT) ? 0 : 1;  in juli_init()
589 	spec->analog = 1;  in juli_init()
592 	if (spec->analog) {  in juli_init()
593 		dev_info(ice->card->dev, "juli@: analog I/O detected\n");  in juli_init()
594 		ice->num_total_dacs = 2;  in juli_init()
595 		ice->num_total_adcs = 2;  in juli_init()
597 		ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);  in juli_init()
598 		ak = ice->akm;  in juli_init()
600 			return -ENOMEM;  in juli_init()
601 		ice->akm_codecs = 1;  in juli_init()
608 	ice->hw_rates = &juli_rates_info;  in juli_init()
609 	ice->is_spdif_master = juli_is_spdif_master;  in juli_init()
610 	ice->get_rate = juli_get_rate;  in juli_init()
611 	ice->set_rate = juli_set_rate;  in juli_init()
612 	ice->set_mclk = juli_set_mclk;  in juli_init()
613 	ice->set_spdif_clock = juli_set_spdif_clock;  in juli_init()
615 	ice->spdif.ops.open = juli_spdif_in_open;  in juli_init()
618 	ice->pm_resume = juli_resume;  in juli_init()
619 	ice->pm_suspend = juli_suspend;  in juli_init()
620 	ice->pm_suspend_enabled = 1;  in juli_init()
637 	[ICE_EEP2_SPDIF]       = 0xc3,	/* out-en, out-int, spdif-in */
638 	[ICE_EEP2_GPIO_DIR]    = 0x9f,	/* 5, 6:inputs; 7, 4-0 outputs*/
641 	[ICE_EEP2_GPIO_MASK]   = 0x60,	/* 5, 6: locked; 7, 4-0 writable */
642 	[ICE_EEP2_GPIO_MASK1]  = 0x00,  /* 0-7 writable */