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Commit | Line | Data |
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f2390880 KM |
1 | /* |
2 | * ASoC simple sound card support | |
3 | * | |
4 | * Copyright (C) 2012 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
fa558c28 | 11 | #include <linux/clk.h> |
6ff62eed | 12 | #include <linux/device.h> |
3fe24032 | 13 | #include <linux/gpio.h> |
f2390880 | 14 | #include <linux/module.h> |
fa558c28 | 15 | #include <linux/of.h> |
3fe24032 | 16 | #include <linux/of_gpio.h> |
f2390880 | 17 | #include <linux/platform_device.h> |
ca919fe4 | 18 | #include <linux/string.h> |
3fe24032 | 19 | #include <sound/jack.h> |
f2390880 | 20 | #include <sound/simple_card.h> |
6ff62eed XL |
21 | #include <sound/soc-dai.h> |
22 | #include <sound/soc.h> | |
f2390880 | 23 | |
9eac3618 KM |
24 | struct asoc_simple_jack { |
25 | struct snd_soc_jack jack; | |
26 | struct snd_soc_jack_pin pin; | |
27 | struct snd_soc_jack_gpio gpio; | |
28 | }; | |
29 | ||
45fce594 JFM |
30 | struct simple_card_data { |
31 | struct snd_soc_card snd_card; | |
cf7dc23c JFM |
32 | struct simple_dai_props { |
33 | struct asoc_simple_dai cpu_dai; | |
34 | struct asoc_simple_dai codec_dai; | |
85a4bfd8 | 35 | unsigned int mclk_fs; |
cf7dc23c | 36 | } *dai_props; |
2942a0e2 | 37 | unsigned int mclk_fs; |
9eac3618 KM |
38 | struct asoc_simple_jack hp_jack; |
39 | struct asoc_simple_jack mic_jack; | |
b0133d9c | 40 | struct snd_soc_dai_link *dai_link; |
45fce594 JFM |
41 | }; |
42 | ||
5be50957 | 43 | #define simple_priv_to_card(priv) (&(priv)->snd_card) |
7e3353dd | 44 | #define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) |
5be50957 KM |
45 | #define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev) |
46 | #define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i)) | |
f531913f | 47 | |
44c16af1 KM |
48 | #define DAI "sound-dai" |
49 | #define CELL "#sound-dai-cells" | |
548563fa KM |
50 | #define PREFIX "simple-audio-card," |
51 | ||
9eac3618 KM |
52 | #define asoc_simple_card_init_hp(card, sjack, prefix)\ |
53 | asoc_simple_card_init_jack(card, sjack, 1, prefix) | |
54 | #define asoc_simple_card_init_mic(card, sjack, prefix)\ | |
55 | asoc_simple_card_init_jack(card, sjack, 0, prefix) | |
56 | static int asoc_simple_card_init_jack(struct snd_soc_card *card, | |
57 | struct asoc_simple_jack *sjack, | |
58 | int is_hp, char *prefix) | |
59 | { | |
60 | struct device *dev = card->dev; | |
61 | enum of_gpio_flags flags; | |
62 | char prop[128]; | |
63 | char *pin_name; | |
64 | char *gpio_name; | |
65 | int mask; | |
66 | int det; | |
67 | ||
68 | sjack->gpio.gpio = -ENOENT; | |
69 | ||
70 | if (is_hp) { | |
71 | snprintf(prop, sizeof(prop), "%shp-det-gpio", prefix); | |
72 | pin_name = "Headphones"; | |
73 | gpio_name = "Headphone detection"; | |
74 | mask = SND_JACK_HEADPHONE; | |
75 | } else { | |
76 | snprintf(prop, sizeof(prop), "%smic-det-gpio", prefix); | |
77 | pin_name = "Mic Jack"; | |
78 | gpio_name = "Mic detection"; | |
79 | mask = SND_JACK_MICROPHONE; | |
80 | } | |
81 | ||
82 | det = of_get_named_gpio_flags(dev->of_node, prop, 0, &flags); | |
83 | if (det == -EPROBE_DEFER) | |
84 | return -EPROBE_DEFER; | |
85 | ||
86 | if (gpio_is_valid(det)) { | |
87 | sjack->pin.pin = pin_name; | |
88 | sjack->pin.mask = mask; | |
89 | ||
90 | sjack->gpio.name = gpio_name; | |
91 | sjack->gpio.report = mask; | |
92 | sjack->gpio.gpio = det; | |
93 | sjack->gpio.invert = !!(flags & OF_GPIO_ACTIVE_LOW); | |
94 | sjack->gpio.debounce_time = 150; | |
95 | ||
96 | snd_soc_card_jack_new(card, pin_name, mask, | |
97 | &sjack->jack, | |
98 | &sjack->pin, 1); | |
99 | ||
100 | snd_soc_jack_add_gpios(&sjack->jack, 1, | |
101 | &sjack->gpio); | |
102 | } | |
103 | ||
104 | return 0; | |
105 | } | |
106 | ||
107 | static void asoc_simple_card_remove_jack(struct asoc_simple_jack *sjack) | |
108 | { | |
109 | if (gpio_is_valid(sjack->gpio.gpio)) | |
110 | snd_soc_jack_free_gpios(&sjack->jack, 1, &sjack->gpio); | |
111 | } | |
112 | ||
f9911803 JS |
113 | static int asoc_simple_card_startup(struct snd_pcm_substream *substream) |
114 | { | |
115 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
116 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); | |
117 | struct simple_dai_props *dai_props = | |
c9a23ead | 118 | simple_priv_to_props(priv, rtd->num); |
f9911803 JS |
119 | int ret; |
120 | ||
121 | ret = clk_prepare_enable(dai_props->cpu_dai.clk); | |
122 | if (ret) | |
123 | return ret; | |
387f5823 | 124 | |
f9911803 JS |
125 | ret = clk_prepare_enable(dai_props->codec_dai.clk); |
126 | if (ret) | |
127 | clk_disable_unprepare(dai_props->cpu_dai.clk); | |
128 | ||
129 | return ret; | |
130 | } | |
131 | ||
132 | static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream) | |
133 | { | |
134 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
135 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); | |
136 | struct simple_dai_props *dai_props = | |
c9a23ead | 137 | simple_priv_to_props(priv, rtd->num); |
f9911803 JS |
138 | |
139 | clk_disable_unprepare(dai_props->cpu_dai.clk); | |
140 | ||
141 | clk_disable_unprepare(dai_props->codec_dai.clk); | |
142 | } | |
143 | ||
2942a0e2 AL |
144 | static int asoc_simple_card_hw_params(struct snd_pcm_substream *substream, |
145 | struct snd_pcm_hw_params *params) | |
146 | { | |
147 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
148 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
e2257971 | 149 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
2942a0e2 | 150 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); |
c9a23ead KM |
151 | struct simple_dai_props *dai_props = |
152 | simple_priv_to_props(priv, rtd->num); | |
85a4bfd8 | 153 | unsigned int mclk, mclk_fs = 0; |
2942a0e2 AL |
154 | int ret = 0; |
155 | ||
85a4bfd8 AP |
156 | if (priv->mclk_fs) |
157 | mclk_fs = priv->mclk_fs; | |
158 | else if (dai_props->mclk_fs) | |
159 | mclk_fs = dai_props->mclk_fs; | |
160 | ||
161 | if (mclk_fs) { | |
162 | mclk = params_rate(params) * mclk_fs; | |
2942a0e2 AL |
163 | ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, |
164 | SND_SOC_CLOCK_IN); | |
e2257971 AP |
165 | if (ret && ret != -ENOTSUPP) |
166 | goto err; | |
167 | ||
168 | ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, | |
169 | SND_SOC_CLOCK_OUT); | |
170 | if (ret && ret != -ENOTSUPP) | |
171 | goto err; | |
2942a0e2 | 172 | } |
ee43a1a0 | 173 | return 0; |
e2257971 | 174 | err: |
2942a0e2 AL |
175 | return ret; |
176 | } | |
177 | ||
9b6fdef6 | 178 | static const struct snd_soc_ops asoc_simple_card_ops = { |
f9911803 JS |
179 | .startup = asoc_simple_card_startup, |
180 | .shutdown = asoc_simple_card_shutdown, | |
2942a0e2 AL |
181 | .hw_params = asoc_simple_card_hw_params, |
182 | }; | |
183 | ||
f2390880 KM |
184 | static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd) |
185 | { | |
781cbebe | 186 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); |
f2390880 KM |
187 | struct snd_soc_dai *codec = rtd->codec_dai; |
188 | struct snd_soc_dai *cpu = rtd->cpu_dai; | |
c9a23ead KM |
189 | struct simple_dai_props *dai_props = |
190 | simple_priv_to_props(priv, rtd->num); | |
1a497983 | 191 | int ret; |
f2390880 | 192 | |
d8cb9354 | 193 | ret = asoc_simple_card_init_dai(codec, &dai_props->codec_dai); |
a4a2992c KM |
194 | if (ret < 0) |
195 | return ret; | |
f2390880 | 196 | |
d8cb9354 | 197 | ret = asoc_simple_card_init_dai(cpu, &dai_props->cpu_dai); |
a4a2992c KM |
198 | if (ret < 0) |
199 | return ret; | |
f2390880 | 200 | |
9eac3618 KM |
201 | ret = asoc_simple_card_init_hp(rtd->card, &priv->hp_jack, PREFIX); |
202 | if (ret < 0) | |
203 | return ret; | |
204 | ||
f746aa5e | 205 | ret = asoc_simple_card_init_mic(rtd->card, &priv->mic_jack, PREFIX); |
9eac3618 KM |
206 | if (ret < 0) |
207 | return ret; | |
3fe24032 | 208 | |
f2390880 KM |
209 | return 0; |
210 | } | |
211 | ||
2d82eeb0 | 212 | static int asoc_simple_card_dai_link_of(struct device_node *node, |
f531913f | 213 | struct simple_card_data *priv, |
9810f537 | 214 | int idx, |
2d82eeb0 | 215 | bool is_top_level_node) |
6a91a17b | 216 | { |
f531913f | 217 | struct device *dev = simple_priv_to_dev(priv); |
9810f537 KM |
218 | struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, idx); |
219 | struct simple_dai_props *dai_props = simple_priv_to_props(priv, idx); | |
28abd99b KM |
220 | struct asoc_simple_dai *cpu_dai = &dai_props->cpu_dai; |
221 | struct asoc_simple_dai *codec_dai = &dai_props->codec_dai; | |
1b5721b2 | 222 | struct device_node *cpu = NULL; |
e0ae225b | 223 | struct device_node *plat = NULL; |
1b5721b2 | 224 | struct device_node *codec = NULL; |
b3ca11ff JS |
225 | char prop[128]; |
226 | char *prefix = ""; | |
44c16af1 | 227 | int ret, single_cpu; |
6a91a17b | 228 | |
2080437d | 229 | /* For single DAI link & old style of DT node */ |
64872215 | 230 | if (is_top_level_node) |
548563fa | 231 | prefix = PREFIX; |
b3ca11ff | 232 | |
b3ca11ff | 233 | snprintf(prop, sizeof(prop), "%scpu", prefix); |
1b5721b2 KM |
234 | cpu = of_get_child_by_name(node, prop); |
235 | ||
e0ae225b JN |
236 | snprintf(prop, sizeof(prop), "%splat", prefix); |
237 | plat = of_get_child_by_name(node, prop); | |
238 | ||
1b5721b2 KM |
239 | snprintf(prop, sizeof(prop), "%scodec", prefix); |
240 | codec = of_get_child_by_name(node, prop); | |
241 | ||
242 | if (!cpu || !codec) { | |
b3ca11ff | 243 | ret = -EINVAL; |
966b8063 | 244 | dev_err(dev, "%s: Can't find %s DT node\n", __func__, prop); |
b3ca11ff | 245 | goto dai_link_of_err; |
6a91a17b | 246 | } |
b3ca11ff | 247 | |
cecdef36 KM |
248 | ret = asoc_simple_card_parse_daifmt(dev, node, codec, |
249 | prefix, &dai_link->dai_fmt); | |
1b5721b2 KM |
250 | if (ret < 0) |
251 | goto dai_link_of_err; | |
252 | ||
f93b646d | 253 | of_property_read_u32(node, "mclk-fs", &dai_props->mclk_fs); |
85a4bfd8 | 254 | |
44c16af1 KM |
255 | ret = asoc_simple_card_parse_cpu(cpu, dai_link, |
256 | DAI, CELL, &single_cpu); | |
257 | if (ret < 0) | |
258 | goto dai_link_of_err; | |
259 | ||
260 | ret = asoc_simple_card_parse_codec(codec, dai_link, DAI, CELL); | |
261 | if (ret < 0) | |
262 | goto dai_link_of_err; | |
263 | ||
264 | ret = asoc_simple_card_parse_platform(plat, dai_link, DAI, CELL); | |
265 | if (ret < 0) | |
266 | goto dai_link_of_err; | |
267 | ||
c3b19c8d KM |
268 | ret = snd_soc_of_parse_tdm_slot(cpu, &cpu_dai->tx_slot_mask, |
269 | &cpu_dai->rx_slot_mask, | |
270 | &cpu_dai->slots, | |
271 | &cpu_dai->slot_width); | |
b3ca11ff JS |
272 | if (ret < 0) |
273 | goto dai_link_of_err; | |
274 | ||
c3b19c8d KM |
275 | ret = snd_soc_of_parse_tdm_slot(codec, &codec_dai->tx_slot_mask, |
276 | &codec_dai->rx_slot_mask, | |
277 | &codec_dai->slots, | |
278 | &codec_dai->slot_width); | |
5fb9cb16 KM |
279 | if (ret < 0) |
280 | goto dai_link_of_err; | |
281 | ||
e984fd61 | 282 | ret = asoc_simple_card_parse_clk_cpu(dev, cpu, dai_link, cpu_dai); |
28abd99b KM |
283 | if (ret < 0) |
284 | goto dai_link_of_err; | |
285 | ||
e984fd61 | 286 | ret = asoc_simple_card_parse_clk_codec(dev, codec, dai_link, codec_dai); |
28abd99b KM |
287 | if (ret < 0) |
288 | goto dai_link_of_err; | |
289 | ||
c958374f KM |
290 | ret = asoc_simple_card_canonicalize_dailink(dai_link); |
291 | if (ret < 0) | |
781cbebe | 292 | goto dai_link_of_err; |
b3ca11ff | 293 | |
2e8d1c7d KM |
294 | ret = asoc_simple_card_set_dailink_name(dev, dai_link, |
295 | "%s-%s", | |
296 | dai_link->cpu_dai_name, | |
297 | dai_link->codec_dai_name); | |
298 | if (ret < 0) | |
31f3032c | 299 | goto dai_link_of_err; |
31f3032c | 300 | |
2942a0e2 | 301 | dai_link->ops = &asoc_simple_card_ops; |
a5960bd5 | 302 | dai_link->init = asoc_simple_card_dai_init; |
b3ca11ff JS |
303 | |
304 | dev_dbg(dev, "\tname : %s\n", dai_link->stream_name); | |
1efb53a2 LPC |
305 | dev_dbg(dev, "\tformat : %04x\n", dai_link->dai_fmt); |
306 | dev_dbg(dev, "\tcpu : %s / %d\n", | |
b3ca11ff | 307 | dai_link->cpu_dai_name, |
b3ca11ff | 308 | dai_props->cpu_dai.sysclk); |
1efb53a2 | 309 | dev_dbg(dev, "\tcodec : %s / %d\n", |
b3ca11ff | 310 | dai_link->codec_dai_name, |
b3ca11ff JS |
311 | dai_props->codec_dai.sysclk); |
312 | ||
16f1de6f | 313 | asoc_simple_card_canonicalize_cpu(dai_link, single_cpu); |
179949bc | 314 | |
b3ca11ff | 315 | dai_link_of_err: |
1b5721b2 KM |
316 | of_node_put(cpu); |
317 | of_node_put(codec); | |
318 | ||
6a91a17b JFM |
319 | return ret; |
320 | } | |
321 | ||
899a247c NY |
322 | static int asoc_simple_card_parse_aux_devs(struct device_node *node, |
323 | struct simple_card_data *priv) | |
324 | { | |
325 | struct device *dev = simple_priv_to_dev(priv); | |
326 | struct device_node *aux_node; | |
5be50957 | 327 | struct snd_soc_card *card = simple_priv_to_card(priv); |
899a247c NY |
328 | int i, n, len; |
329 | ||
330 | if (!of_find_property(node, PREFIX "aux-devs", &len)) | |
331 | return 0; /* Ok to have no aux-devs */ | |
332 | ||
333 | n = len / sizeof(__be32); | |
334 | if (n <= 0) | |
335 | return -EINVAL; | |
336 | ||
5be50957 KM |
337 | card->aux_dev = devm_kzalloc(dev, |
338 | n * sizeof(*card->aux_dev), GFP_KERNEL); | |
339 | if (!card->aux_dev) | |
899a247c NY |
340 | return -ENOMEM; |
341 | ||
342 | for (i = 0; i < n; i++) { | |
343 | aux_node = of_parse_phandle(node, PREFIX "aux-devs", i); | |
344 | if (!aux_node) | |
345 | return -EINVAL; | |
5be50957 | 346 | card->aux_dev[i].codec_of_node = aux_node; |
899a247c NY |
347 | } |
348 | ||
5be50957 | 349 | card->num_aux_devs = n; |
899a247c NY |
350 | return 0; |
351 | } | |
352 | ||
fa558c28 | 353 | static int asoc_simple_card_parse_of(struct device_node *node, |
f531913f | 354 | struct simple_card_data *priv) |
fa558c28 | 355 | { |
f531913f | 356 | struct device *dev = simple_priv_to_dev(priv); |
5be50957 | 357 | struct snd_soc_card *card = simple_priv_to_card(priv); |
a03b0545 | 358 | struct device_node *dai_link; |
d4c22094 | 359 | int ret; |
fa558c28 | 360 | |
2080437d XL |
361 | if (!node) |
362 | return -EINVAL; | |
363 | ||
a03b0545 KM |
364 | dai_link = of_get_child_by_name(node, PREFIX "dai-link"); |
365 | ||
0dd4fc3c | 366 | /* The off-codec widgets */ |
548563fa | 367 | if (of_property_read_bool(node, PREFIX "widgets")) { |
5be50957 | 368 | ret = snd_soc_of_parse_audio_simple_widgets(card, |
548563fa | 369 | PREFIX "widgets"); |
9d681f5b | 370 | if (ret) |
a03b0545 | 371 | goto card_parse_end; |
9d681f5b XL |
372 | } |
373 | ||
d4c22094 | 374 | /* DAPM routes */ |
548563fa | 375 | if (of_property_read_bool(node, PREFIX "routing")) { |
5be50957 | 376 | ret = snd_soc_of_parse_audio_routing(card, |
548563fa | 377 | PREFIX "routing"); |
f87a3e82 | 378 | if (ret) |
a03b0545 | 379 | goto card_parse_end; |
f87a3e82 | 380 | } |
d4c22094 | 381 | |
2942a0e2 | 382 | /* Factor to mclk, used in hw_params() */ |
f93b646d | 383 | of_property_read_u32(node, PREFIX "mclk-fs", &priv->mclk_fs); |
2942a0e2 | 384 | |
2080437d | 385 | /* Single/Muti DAI link(s) & New style of DT node */ |
a03b0545 | 386 | if (dai_link) { |
b3ca11ff | 387 | struct device_node *np = NULL; |
a44a750e KM |
388 | int i = 0; |
389 | ||
390 | for_each_child_of_node(node, np) { | |
b3ca11ff | 391 | dev_dbg(dev, "\tlink %d:\n", i); |
f531913f | 392 | ret = asoc_simple_card_dai_link_of(np, priv, |
9810f537 | 393 | i, false); |
b3ca11ff JS |
394 | if (ret < 0) { |
395 | of_node_put(np); | |
a03b0545 | 396 | goto card_parse_end; |
b3ca11ff | 397 | } |
a44a750e | 398 | i++; |
6a91a17b | 399 | } |
b3ca11ff | 400 | } else { |
2080437d | 401 | /* For single DAI link & old style of DT node */ |
9810f537 | 402 | ret = asoc_simple_card_dai_link_of(node, priv, 0, true); |
6a91a17b | 403 | if (ret < 0) |
a03b0545 | 404 | goto card_parse_end; |
6a91a17b | 405 | } |
dd41e0c4 | 406 | |
5be50957 | 407 | ret = asoc_simple_card_parse_card_name(card, PREFIX); |
899a247c NY |
408 | if (ret < 0) |
409 | goto card_parse_end; | |
410 | ||
411 | ret = asoc_simple_card_parse_aux_devs(node, priv); | |
f687d900 | 412 | |
a03b0545 KM |
413 | card_parse_end: |
414 | of_node_put(dai_link); | |
415 | ||
416 | return ret; | |
fa558c28 KM |
417 | } |
418 | ||
f2390880 KM |
419 | static int asoc_simple_card_probe(struct platform_device *pdev) |
420 | { | |
45fce594 | 421 | struct simple_card_data *priv; |
5ca8ba41 | 422 | struct snd_soc_dai_link *dai_link; |
b0133d9c | 423 | struct simple_dai_props *dai_props; |
f89983ef | 424 | struct device *dev = &pdev->dev; |
dcee9bfe | 425 | struct device_node *np = dev->of_node; |
5be50957 | 426 | struct snd_soc_card *card; |
2c86dda7 | 427 | int num, ret; |
6a91a17b | 428 | |
0dd4fc3c | 429 | /* Get the number of DAI links */ |
548563fa | 430 | if (np && of_get_child_by_name(np, PREFIX "dai-link")) |
2c86dda7 | 431 | num = of_get_child_count(np); |
2080437d | 432 | else |
2c86dda7 | 433 | num = 1; |
f2390880 | 434 | |
0dd4fc3c | 435 | /* Allocate the private data and the DAI link array */ |
b0133d9c | 436 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); |
ca65b492 | 437 | if (!priv) |
ca919fe4 XL |
438 | return -ENOMEM; |
439 | ||
b0133d9c KM |
440 | dai_props = devm_kzalloc(dev, sizeof(*dai_props) * num, GFP_KERNEL); |
441 | dai_link = devm_kzalloc(dev, sizeof(*dai_link) * num, GFP_KERNEL); | |
442 | if (!dai_props || !dai_link) | |
443 | return -ENOMEM; | |
444 | ||
445 | priv->dai_props = dai_props; | |
446 | priv->dai_link = dai_link; | |
447 | ||
0dd4fc3c | 448 | /* Init snd_soc_card */ |
5be50957 KM |
449 | card = simple_priv_to_card(priv); |
450 | card->owner = THIS_MODULE; | |
451 | card->dev = dev; | |
452 | card->dai_link = priv->dai_link; | |
453 | card->num_links = num; | |
201a0eac | 454 | |
fa558c28 | 455 | if (np && of_device_is_available(np)) { |
ca919fe4 | 456 | |
f531913f | 457 | ret = asoc_simple_card_parse_of(np, priv); |
ca919fe4 XL |
458 | if (ret < 0) { |
459 | if (ret != -EPROBE_DEFER) | |
460 | dev_err(dev, "parse error %d\n", ret); | |
e512e001 | 461 | goto err; |
fa558c28 | 462 | } |
6a91a17b | 463 | |
fa558c28 | 464 | } else { |
ca65b492 JFM |
465 | struct asoc_simple_card_info *cinfo; |
466 | ||
467 | cinfo = dev->platform_data; | |
468 | if (!cinfo) { | |
34787d0a XL |
469 | dev_err(dev, "no info for asoc-simple-card\n"); |
470 | return -EINVAL; | |
471 | } | |
fa558c28 | 472 | |
781cbebe NC |
473 | if (!cinfo->name || |
474 | !cinfo->codec_dai.name || | |
475 | !cinfo->codec || | |
476 | !cinfo->platform || | |
7722f830 JFM |
477 | !cinfo->cpu_dai.name) { |
478 | dev_err(dev, "insufficient asoc_simple_card_info settings\n"); | |
479 | return -EINVAL; | |
480 | } | |
2bee9914 | 481 | |
5be50957 | 482 | card->name = (cinfo->card) ? cinfo->card : cinfo->name; |
5ca8ba41 JFM |
483 | dai_link->name = cinfo->name; |
484 | dai_link->stream_name = cinfo->name; | |
485 | dai_link->platform_name = cinfo->platform; | |
486 | dai_link->codec_name = cinfo->codec; | |
52008472 JFM |
487 | dai_link->cpu_dai_name = cinfo->cpu_dai.name; |
488 | dai_link->codec_dai_name = cinfo->codec_dai.name; | |
1efb53a2 | 489 | dai_link->dai_fmt = cinfo->daifmt; |
a5960bd5 | 490 | dai_link->init = asoc_simple_card_dai_init; |
cf7dc23c JFM |
491 | memcpy(&priv->dai_props->cpu_dai, &cinfo->cpu_dai, |
492 | sizeof(priv->dai_props->cpu_dai)); | |
493 | memcpy(&priv->dai_props->codec_dai, &cinfo->codec_dai, | |
494 | sizeof(priv->dai_props->codec_dai)); | |
f2390880 KM |
495 | } |
496 | ||
5be50957 | 497 | snd_soc_card_set_drvdata(card, priv); |
f2390880 | 498 | |
5be50957 | 499 | ret = devm_snd_soc_register_card(dev, card); |
e3c4a28b XL |
500 | if (ret >= 0) |
501 | return ret; | |
e512e001 | 502 | err: |
5be50957 | 503 | asoc_simple_card_clean_reference(card); |
387f5823 | 504 | |
e512e001 | 505 | return ret; |
f2390880 KM |
506 | } |
507 | ||
e3c4a28b XL |
508 | static int asoc_simple_card_remove(struct platform_device *pdev) |
509 | { | |
3fe24032 DR |
510 | struct snd_soc_card *card = platform_get_drvdata(pdev); |
511 | struct simple_card_data *priv = snd_soc_card_get_drvdata(card); | |
512 | ||
9eac3618 KM |
513 | asoc_simple_card_remove_jack(&priv->hp_jack); |
514 | asoc_simple_card_remove_jack(&priv->mic_jack); | |
3fe24032 | 515 | |
885fc059 | 516 | return asoc_simple_card_clean_reference(card); |
e3c4a28b XL |
517 | } |
518 | ||
fa558c28 KM |
519 | static const struct of_device_id asoc_simple_of_match[] = { |
520 | { .compatible = "simple-audio-card", }, | |
521 | {}, | |
522 | }; | |
523 | MODULE_DEVICE_TABLE(of, asoc_simple_of_match); | |
524 | ||
f2390880 KM |
525 | static struct platform_driver asoc_simple_card = { |
526 | .driver = { | |
781cbebe | 527 | .name = "asoc-simple-card", |
7c376711 | 528 | .pm = &snd_soc_pm_ops, |
fa558c28 | 529 | .of_match_table = asoc_simple_of_match, |
f2390880 | 530 | }, |
781cbebe | 531 | .probe = asoc_simple_card_probe, |
e3c4a28b | 532 | .remove = asoc_simple_card_remove, |
f2390880 KM |
533 | }; |
534 | ||
535 | module_platform_driver(asoc_simple_card); | |
536 | ||
c445be35 | 537 | MODULE_ALIAS("platform:asoc-simple-card"); |
a1dbfd00 | 538 | MODULE_LICENSE("GPL v2"); |
f2390880 KM |
539 | MODULE_DESCRIPTION("ASoC Simple Sound Card"); |
540 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); |