1 // SPDX-License-Identifier: GPL-2.0-only
3  * omap-twl4030.c  --  SoC audio for TI SoC based boards with twl4030 codec
5  * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com
20 #include <linux/platform_data/omap-twl4030.h>
31 #include "omap-mcbsp.h"
34 	int jack_detect;	/* board can detect jack events */
56 		return -EINVAL;  in omap_twl4030_hw_params()
69 	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
75 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
83 	/* Headset Stereophone:  HSOL, HSOR */
84 	{"Headset Stereophone", NULL, "HSOL"},
85 	{"Headset Stereophone", NULL, "HSOR"},
103 	/* Headset Mic: HSMIC with bias */
104 	{"HSMIC", NULL, "Headset Mic"},
105 	{"Headset Mic", NULL, "Headset Mic Bias"},
118 /* Headset jack detection DAPM pins */
121 		.pin = "Headset Mic",
125 		.pin = "Headset Stereophone",
130 /* Headset jack detection gpios */
133 		.name = "hsdet-gpio",
148 	struct snd_soc_card *card = rtd->card;  in omap_twl4030_init()
149 	struct snd_soc_dapm_context *dapm = &card->dapm;  in omap_twl4030_init()
150 	struct omap_tw4030_pdata *pdata = dev_get_platdata(card->dev);  in omap_twl4030_init()
154 	/* Headset jack detection only if it is supported */  in omap_twl4030_init()
155 	if (priv->jack_detect > 0) {  in omap_twl4030_init()
156 		hs_jack_gpios[0].gpio = priv->jack_detect;  in omap_twl4030_init()
158 		ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",  in omap_twl4030_init()
159 					    SND_JACK_HEADSET, &priv->hs_jack,  in omap_twl4030_init()
165 		ret = snd_soc_jack_add_gpios(&priv->hs_jack,  in omap_twl4030_init()
176 	if (!pdata || !pdata->custom_routing)  in omap_twl4030_init()
180 	twl4030_disconnect_pin(dapm, pdata->has_ear, "Earpiece Spk");  in omap_twl4030_init()
181 	twl4030_disconnect_pin(dapm, pdata->has_hf, "Handsfree Spk");  in omap_twl4030_init()
182 	twl4030_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone");  in omap_twl4030_init()
183 	twl4030_disconnect_pin(dapm, pdata->has_predriv, "Ext Spk");  in omap_twl4030_init()
184 	twl4030_disconnect_pin(dapm, pdata->has_carkit, "Carkit Spk");  in omap_twl4030_init()
186 	twl4030_disconnect_pin(dapm, pdata->has_mainmic, "Main Mic");  in omap_twl4030_init()
187 	twl4030_disconnect_pin(dapm, pdata->has_submic, "Sub Mic");  in omap_twl4030_init()
188 	twl4030_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic");  in omap_twl4030_init()
189 	twl4030_disconnect_pin(dapm, pdata->has_carkitmic, "Carkit Mic");  in omap_twl4030_init()
190 	twl4030_disconnect_pin(dapm, pdata->has_digimic0, "Digital0 Mic");  in omap_twl4030_init()
191 	twl4030_disconnect_pin(dapm, pdata->has_digimic1, "Digital1 Mic");  in omap_twl4030_init()
192 	twl4030_disconnect_pin(dapm, pdata->has_linein, "Line In");  in omap_twl4030_init()
197 /* Digital audio interface glue - connects codec <--> CPU */
199 	DAILINK_COMP_ARRAY(COMP_CPU("omap-mcbsp.2")),
200 	DAILINK_COMP_ARRAY(COMP_CODEC("twl4030-codec", "twl4030-hifi")),
201 	DAILINK_COMP_ARRAY(COMP_PLATFORM("omap-mcbsp.2")));
204 	DAILINK_COMP_ARRAY(COMP_CPU("omap-mcbsp.3")),
205 	DAILINK_COMP_ARRAY(COMP_CODEC("twl4030-codec", "twl4030-voice")),
206 	DAILINK_COMP_ARRAY(COMP_PLATFORM("omap-mcbsp.3")));
239 	struct omap_tw4030_pdata *pdata = dev_get_platdata(&pdev->dev);  in omap_twl4030_probe()
240 	struct device_node *node = pdev->dev.of_node;  in omap_twl4030_probe()
245 	card->dev = &pdev->dev;  in omap_twl4030_probe()
247 	priv = devm_kzalloc(&pdev->dev, sizeof(struct omap_twl4030), GFP_KERNEL);  in omap_twl4030_probe()
249 		return -ENOMEM;  in omap_twl4030_probe()
256 			dev_err(&pdev->dev, "Card name is not provided\n");  in omap_twl4030_probe()
257 			return -ENODEV;  in omap_twl4030_probe()
262 			dev_err(&pdev->dev, "McBSP node is not provided\n");  in omap_twl4030_probe()
263 			return -EINVAL;  in omap_twl4030_probe()
265 		omap_twl4030_dai_links[0].cpus->dai_name  = NULL;  in omap_twl4030_probe()
266 		omap_twl4030_dai_links[0].cpus->of_node = dai_node;  in omap_twl4030_probe()
268 		omap_twl4030_dai_links[0].platforms->name  = NULL;  in omap_twl4030_probe()
269 		omap_twl4030_dai_links[0].platforms->of_node = dai_node;  in omap_twl4030_probe()
271 		dai_node = of_parse_phandle(node, "ti,mcbsp-voice", 0);  in omap_twl4030_probe()
273 			card->num_links = 1;  in omap_twl4030_probe()
275 			omap_twl4030_dai_links[1].cpus->dai_name  = NULL;  in omap_twl4030_probe()
276 			omap_twl4030_dai_links[1].cpus->of_node = dai_node;  in omap_twl4030_probe()
278 			omap_twl4030_dai_links[1].platforms->name  = NULL;  in omap_twl4030_probe()
279 			omap_twl4030_dai_links[1].platforms->of_node = dai_node;  in omap_twl4030_probe()
282 		priv->jack_detect = of_get_named_gpio(node,  in omap_twl4030_probe()
283 						      "ti,jack-det-gpio", 0);  in omap_twl4030_probe()
286 		prop = of_find_property(node, "ti,audio-routing", NULL);  in omap_twl4030_probe()
289 							    "ti,audio-routing");  in omap_twl4030_probe()
293 			card->fully_routed = 1;  in omap_twl4030_probe()
296 		if (pdata->card_name) {  in omap_twl4030_probe()
297 			card->name = pdata->card_name;  in omap_twl4030_probe()
299 			dev_err(&pdev->dev, "Card name is not provided\n");  in omap_twl4030_probe()
300 			return -ENODEV;  in omap_twl4030_probe()
303 		if (!pdata->voice_connected)  in omap_twl4030_probe()
304 			card->num_links = 1;  in omap_twl4030_probe()
306 		priv->jack_detect = pdata->jack_detect;  in omap_twl4030_probe()
308 		dev_err(&pdev->dev, "Missing pdata\n");  in omap_twl4030_probe()
309 		return -ENODEV;  in omap_twl4030_probe()
313 	ret = devm_snd_soc_register_card(&pdev->dev, card);  in omap_twl4030_probe()
315 		dev_err(&pdev->dev, "devm_snd_soc_register_card() failed: %d\n",  in omap_twl4030_probe()
324 	{.compatible = "ti,omap-twl4030", },
331 		.name = "omap-twl4030",
343 MODULE_ALIAS("platform:omap-twl4030");