2  * omap-twl4030.c  --  SoC audio for TI SoC based boards with twl4030 codec
4  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
29  * 02110-1301 USA
34 #include <linux/platform_data/omap-twl4030.h>
45 #include "omap-mcbsp.h"
48 	int jack_detect;	/* board can detect jack events */
55 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in omap_twl4030_hw_params()
70 		return -EINVAL;  in omap_twl4030_hw_params()
83 	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
89 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
97 	/* Headset Stereophone:  HSOL, HSOR */
98 	{"Headset Stereophone", NULL, "HSOL"},
99 	{"Headset Stereophone", NULL, "HSOR"},
117 	/* Headset Mic: HSMIC with bias */
118 	{"HSMIC", NULL, "Headset Mic"},
119 	{"Headset Mic", NULL, "Headset Mic Bias"},
132 /* Headset jack detection DAPM pins */
135 		.pin = "Headset Mic",
139 		.pin = "Headset Stereophone",
144 /* Headset jack detection gpios */
147 		.name = "hsdet-gpio",
162 	struct snd_soc_card *card = rtd->card;  in omap_twl4030_init()
163 	struct snd_soc_dapm_context *dapm = &card->dapm;  in omap_twl4030_init()
164 	struct omap_tw4030_pdata *pdata = dev_get_platdata(card->dev);  in omap_twl4030_init()
168 	/* Headset jack detection only if it is supported */  in omap_twl4030_init()
169 	if (priv->jack_detect > 0) {  in omap_twl4030_init()
170 		hs_jack_gpios[0].gpio = priv->jack_detect;  in omap_twl4030_init()
172 		ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",  in omap_twl4030_init()
173 					    SND_JACK_HEADSET, &priv->hs_jack,  in omap_twl4030_init()
179 		ret = snd_soc_jack_add_gpios(&priv->hs_jack,  in omap_twl4030_init()
190 	if (!pdata || !pdata->custom_routing)  in omap_twl4030_init()
194 	twl4030_disconnect_pin(dapm, pdata->has_ear, "Earpiece Spk");  in omap_twl4030_init()
195 	twl4030_disconnect_pin(dapm, pdata->has_hf, "Handsfree Spk");  in omap_twl4030_init()
196 	twl4030_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone");  in omap_twl4030_init()
197 	twl4030_disconnect_pin(dapm, pdata->has_predriv, "Ext Spk");  in omap_twl4030_init()
198 	twl4030_disconnect_pin(dapm, pdata->has_carkit, "Carkit Spk");  in omap_twl4030_init()
200 	twl4030_disconnect_pin(dapm, pdata->has_mainmic, "Main Mic");  in omap_twl4030_init()
201 	twl4030_disconnect_pin(dapm, pdata->has_submic, "Sub Mic");  in omap_twl4030_init()
202 	twl4030_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic");  in omap_twl4030_init()
203 	twl4030_disconnect_pin(dapm, pdata->has_carkitmic, "Carkit Mic");  in omap_twl4030_init()
204 	twl4030_disconnect_pin(dapm, pdata->has_digimic0, "Digital0 Mic");  in omap_twl4030_init()
205 	twl4030_disconnect_pin(dapm, pdata->has_digimic1, "Digital1 Mic");  in omap_twl4030_init()
206 	twl4030_disconnect_pin(dapm, pdata->has_linein, "Line In");  in omap_twl4030_init()
211 /* Digital audio interface glue - connects codec <--> CPU */
216 		.cpu_dai_name = "omap-mcbsp.2",
217 		.codec_dai_name = "twl4030-hifi",
218 		.platform_name = "omap-mcbsp.2",
219 		.codec_name = "twl4030-codec",
226 		.cpu_dai_name = "omap-mcbsp.3",
227 		.codec_dai_name = "twl4030-voice",
228 		.platform_name = "omap-mcbsp.3",
229 		.codec_name = "twl4030-codec",
249 	struct omap_tw4030_pdata *pdata = dev_get_platdata(&pdev->dev);  in omap_twl4030_probe()
250 	struct device_node *node = pdev->dev.of_node;  in omap_twl4030_probe()
255 	card->dev = &pdev->dev;  in omap_twl4030_probe()
257 	priv = devm_kzalloc(&pdev->dev, sizeof(struct omap_twl4030), GFP_KERNEL);  in omap_twl4030_probe()
259 		return -ENOMEM;  in omap_twl4030_probe()
266 			dev_err(&pdev->dev, "Card name is not provided\n");  in omap_twl4030_probe()
267 			return -ENODEV;  in omap_twl4030_probe()
272 			dev_err(&pdev->dev, "McBSP node is not provided\n");  in omap_twl4030_probe()
273 			return -EINVAL;  in omap_twl4030_probe()
281 		dai_node = of_parse_phandle(node, "ti,mcbsp-voice", 0);  in omap_twl4030_probe()
283 			card->num_links = 1;  in omap_twl4030_probe()
292 		priv->jack_detect = of_get_named_gpio(node,  in omap_twl4030_probe()
293 						      "ti,jack-det-gpio", 0);  in omap_twl4030_probe()
296 		prop = of_find_property(node, "ti,audio-routing", NULL);  in omap_twl4030_probe()
299 							    "ti,audio-routing");  in omap_twl4030_probe()
303 			card->fully_routed = 1;  in omap_twl4030_probe()
306 		if (pdata->card_name) {  in omap_twl4030_probe()
307 			card->name = pdata->card_name;  in omap_twl4030_probe()
309 			dev_err(&pdev->dev, "Card name is not provided\n");  in omap_twl4030_probe()
310 			return -ENODEV;  in omap_twl4030_probe()
313 		if (!pdata->voice_connected)  in omap_twl4030_probe()
314 			card->num_links = 1;  in omap_twl4030_probe()
316 		priv->jack_detect = pdata->jack_detect;  in omap_twl4030_probe()
318 		dev_err(&pdev->dev, "Missing pdata\n");  in omap_twl4030_probe()
319 		return -ENODEV;  in omap_twl4030_probe()
323 	ret = devm_snd_soc_register_card(&pdev->dev, card);  in omap_twl4030_probe()
325 		dev_err(&pdev->dev, "devm_snd_soc_register_card() failed: %d\n",  in omap_twl4030_probe()
334 	{.compatible = "ti,omap-twl4030", },
341 		.name = "omap-twl4030",
353 MODULE_ALIAS("platform:omap-twl4030");