1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * poodle.c  --  SoC audio for Poodle
22 #include <asm/mach-types.h>
24 #include <linux/platform_data/asoc-pxa.h>
25 #include <linux/platform_data/asoc-poodle.h>
28 #include "pxa2xx-i2s.h"
35  /* audio clock in Hz - rounded from 12.235MHz */
48 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_ext_control()
49 			poodle_pdata->gpio_mute_l, 1);  in poodle_ext_control()
50 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_ext_control()
51 			poodle_pdata->gpio_mute_r, 1);  in poodle_ext_control()
54 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_ext_control()
55 			poodle_pdata->gpio_mute_l, 0);  in poodle_ext_control()
56 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_ext_control()
57 			poodle_pdata->gpio_mute_r, 0);  in poodle_ext_control()
63 		snd_soc_dapm_enable_pin(dapm, "Ext Spk");  in poodle_ext_control()
65 		snd_soc_dapm_disable_pin(dapm, "Ext Spk");  in poodle_ext_control()
76 	poodle_ext_control(&rtd->card->dapm);  in poodle_startup()
81 /* we need to unmute the HP at shutdown as the mute burns power on poodle */
85 	locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_shutdown()
86 		poodle_pdata->gpio_mute_l, 1);  in poodle_shutdown()
87 	locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_shutdown()
88 		poodle_pdata->gpio_mute_r, 1);  in poodle_shutdown()
138 	ucontrol->value.enumerated.item[0] = poodle_jack_func;  in poodle_get_jack()
147 	if (poodle_jack_func == ucontrol->value.enumerated.item[0])  in poodle_set_jack()
150 	poodle_jack_func = ucontrol->value.enumerated.item[0];  in poodle_set_jack()
151 	poodle_ext_control(&card->dapm);  in poodle_set_jack()
158 	ucontrol->value.enumerated.item[0] = poodle_spk_func;  in poodle_get_spk()
167 	if (poodle_spk_func == ucontrol->value.enumerated.item[0])  in poodle_set_spk()
170 	poodle_spk_func = ucontrol->value.enumerated.item[0];  in poodle_set_spk()
171 	poodle_ext_control(&card->dapm);  in poodle_set_spk()
179 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_amp_event()
180 			poodle_pdata->gpio_amp_on, 0);  in poodle_amp_event()
182 		locomo_gpio_write(poodle_pdata->locomo_dev,  in poodle_amp_event()
183 			poodle_pdata->gpio_amp_on, 1);  in poodle_amp_event()
191 SND_SOC_DAPM_SPK("Ext Spk", poodle_amp_event),
203 	{"Ext Spk", NULL, "ROUT"},
204 	{"Ext Spk", NULL, "LOUT"},
223 /* poodle digital audio interface glue - connects codec <--> CPU */
225 	DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-i2s")),
226 	DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),
227 	DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
259 	poodle_pdata = pdev->dev.platform_data;  in poodle_probe()
260 	locomo_gpio_set_dir(poodle_pdata->locomo_dev,  in poodle_probe()
261 		poodle_pdata->gpio_amp_on, 0);  in poodle_probe()
262 	/* should we mute HP at startup - burning power ?*/  in poodle_probe()
263 	locomo_gpio_set_dir(poodle_pdata->locomo_dev,  in poodle_probe()
264 		poodle_pdata->gpio_mute_l, 0);  in poodle_probe()
265 	locomo_gpio_set_dir(poodle_pdata->locomo_dev,  in poodle_probe()
266 		poodle_pdata->gpio_mute_r, 0);  in poodle_probe()
268 	card->dev = &pdev->dev;  in poodle_probe()
270 	ret = devm_snd_soc_register_card(&pdev->dev, card);  in poodle_probe()
272 		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",  in poodle_probe()
279 		.name	= "poodle-audio",
291 MODULE_ALIAS("platform:poodle-audio");