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-rw-r--r--sound/soc/samsung/Kconfig19
-rw-r--r--sound/soc/samsung/Makefile2
-rw-r--r--sound/soc/samsung/neo1973_gta02_wm8753.c435
-rw-r--r--sound/soc/samsung/neo1973_wm8753.c262
4 files changed, 196 insertions, 522 deletions
diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig
index ba78e26e20f2..c3014e821570 100644
--- a/sound/soc/samsung/Kconfig
+++ b/sound/soc/samsung/Kconfig
@@ -35,24 +35,15 @@ config SND_SAMSUNG_I2S
35 tristate 35 tristate
36 36
37config SND_SOC_SAMSUNG_NEO1973_WM8753 37config SND_SOC_SAMSUNG_NEO1973_WM8753
38 tristate "SoC I2S Audio support for NEO1973 - WM8753" 38 tristate "Audio support for Openmoko Neo1973 Smartphones (GTA01/GTA02)"
39 depends on SND_SOC_SAMSUNG && MACH_NEO1973_GTA01 39 depends on SND_SOC_SAMSUNG && (MACH_NEO1973_GTA01 || MACH_NEO1973_GTA02)
40 select SND_S3C24XX_I2S 40 select SND_S3C24XX_I2S
41 select SND_SOC_WM8753 41 select SND_SOC_WM8753
42 select SND_SOC_LM4857 42 select SND_SOC_LM4857 if MACH_NEO1973_GTA01
43 help 43 help
44 Say Y if you want to add support for SoC audio on smdk2440 44 Say Y here to enable audio support for the Openmoko Neo1973
45 with the WM8753. 45 Smartphones.
46 46
47config SND_SOC_SAMSUNG_NEO1973_GTA02_WM8753
48 tristate "Audio support for the Openmoko Neo FreeRunner (GTA02)"
49 depends on SND_SOC_SAMSUNG && MACH_NEO1973_GTA02
50 select SND_S3C24XX_I2S
51 select SND_SOC_WM8753
52 help
53 This driver provides audio support for the Openmoko Neo FreeRunner
54 smartphone.
55
56config SND_SOC_SAMSUNG_JIVE_WM8750 47config SND_SOC_SAMSUNG_JIVE_WM8750
57 tristate "SoC I2S Audio support for Jive" 48 tristate "SoC I2S Audio support for Jive"
58 depends on SND_SOC_SAMSUNG && MACH_JIVE 49 depends on SND_SOC_SAMSUNG && MACH_JIVE
diff --git a/sound/soc/samsung/Makefile b/sound/soc/samsung/Makefile
index 705d4e8a6724..294dec05c26d 100644
--- a/sound/soc/samsung/Makefile
+++ b/sound/soc/samsung/Makefile
@@ -20,7 +20,6 @@ obj-$(CONFIG_SND_SAMSUNG_I2S) += snd-soc-i2s.o
20# S3C24XX Machine Support 20# S3C24XX Machine Support
21snd-soc-jive-wm8750-objs := jive_wm8750.o 21snd-soc-jive-wm8750-objs := jive_wm8750.o
22snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o 22snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o
23snd-soc-neo1973-gta02-wm8753-objs := neo1973_gta02_wm8753.o
24snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o 23snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o
25snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o 24snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o
26snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o 25snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o
@@ -38,7 +37,6 @@ snd-soc-smdk-spdif-objs := smdk_spdif.o
38 37
39obj-$(CONFIG_SND_SOC_SAMSUNG_JIVE_WM8750) += snd-soc-jive-wm8750.o 38obj-$(CONFIG_SND_SOC_SAMSUNG_JIVE_WM8750) += snd-soc-jive-wm8750.o
40obj-$(CONFIG_SND_SOC_SAMSUNG_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o 39obj-$(CONFIG_SND_SOC_SAMSUNG_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
41obj-$(CONFIG_SND_SOC_SAMSUNG_NEO1973_GTA02_WM8753) += snd-soc-neo1973-gta02-wm8753.o
42obj-$(CONFIG_SND_SOC_SAMSUNG_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o 40obj-$(CONFIG_SND_SOC_SAMSUNG_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o
43obj-$(CONFIG_SND_SOC_SAMSUNG_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o 41obj-$(CONFIG_SND_SOC_SAMSUNG_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o
44obj-$(CONFIG_SND_SOC_SAMSUNG_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o 42obj-$(CONFIG_SND_SOC_SAMSUNG_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o
diff --git a/sound/soc/samsung/neo1973_gta02_wm8753.c b/sound/soc/samsung/neo1973_gta02_wm8753.c
deleted file mode 100644
index 28d8448e959d..000000000000
--- a/sound/soc/samsung/neo1973_gta02_wm8753.c
+++ /dev/null
@@ -1,435 +0,0 @@
1/*
2 * neo1973_gta02_wm8753.c -- SoC audio for Openmoko Freerunner(GTA02)
3 *
4 * Copyright 2007 Openmoko Inc
5 * Author: Graeme Gregory <graeme@openmoko.org>
6 * Copyright 2007 Wolfson Microelectronics PLC.
7 * Author: Graeme Gregory <linux@wolfsonmicro.com>
8 * Copyright 2009 Wolfson Microelectronics
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 */
15
16#include <linux/gpio.h>
17
18#include <sound/soc.h>
19
20#include <asm/mach-types.h>
21#include <plat/regs-iis.h>
22#include <mach/gta02.h>
23
24#include "../codecs/wm8753.h"
25#include "s3c24xx-i2s.h"
26
27static struct snd_soc_card neo1973_gta02;
28
29static int neo1973_gta02_hifi_hw_params(struct snd_pcm_substream *substream,
30 struct snd_pcm_hw_params *params)
31{
32 struct snd_soc_pcm_runtime *rtd = substream->private_data;
33 struct snd_soc_dai *codec_dai = rtd->codec_dai;
34 struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
35 unsigned int pll_out = 0, bclk = 0;
36 int ret = 0;
37 unsigned long iis_clkrate;
38
39 iis_clkrate = s3c24xx_i2s_get_clockrate();
40
41 switch (params_rate(params)) {
42 case 8000:
43 case 16000:
44 pll_out = 12288000;
45 break;
46 case 48000:
47 bclk = WM8753_BCLK_DIV_4;
48 pll_out = 12288000;
49 break;
50 case 96000:
51 bclk = WM8753_BCLK_DIV_2;
52 pll_out = 12288000;
53 break;
54 case 11025:
55 bclk = WM8753_BCLK_DIV_16;
56 pll_out = 11289600;
57 break;
58 case 22050:
59 bclk = WM8753_BCLK_DIV_8;
60 pll_out = 11289600;
61 break;
62 case 44100:
63 bclk = WM8753_BCLK_DIV_4;
64 pll_out = 11289600;
65 break;
66 case 88200:
67 bclk = WM8753_BCLK_DIV_2;
68 pll_out = 11289600;
69 break;
70 }
71
72 /* set codec DAI configuration */
73 ret = snd_soc_dai_set_fmt(codec_dai,
74 SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
75 SND_SOC_DAIFMT_CBM_CFM);
76 if (ret < 0)
77 return ret;
78
79 /* set cpu DAI configuration */
80 ret = snd_soc_dai_set_fmt(cpu_dai,
81 SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
82 SND_SOC_DAIFMT_CBM_CFM);
83 if (ret < 0)
84 return ret;
85
86 /* set the codec system clock for DAC and ADC */
87 ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
88 SND_SOC_CLOCK_IN);
89 if (ret < 0)
90 return ret;
91
92 /* set MCLK division for sample rate */
93 ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
94 S3C2410_IISMOD_32FS);
95 if (ret < 0)
96 return ret;
97
98 /* set codec BCLK division for sample rate */
99 ret = snd_soc_dai_set_clkdiv(codec_dai,
100 WM8753_BCLKDIV, bclk);
101 if (ret < 0)
102 return ret;
103
104 /* set prescaler division for sample rate */
105 ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
106 S3C24XX_PRESCALE(4, 4));
107 if (ret < 0)
108 return ret;
109
110 /* codec PLL input is PCLK/4 */
111 ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
112 iis_clkrate / 4, pll_out);
113 if (ret < 0)
114 return ret;
115
116 return 0;
117}
118
119static int neo1973_gta02_hifi_hw_free(struct snd_pcm_substream *substream)
120{
121 struct snd_soc_pcm_runtime *rtd = substream->private_data;
122 struct snd_soc_dai *codec_dai = rtd->codec_dai;
123
124 /* disable the PLL */
125 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
126}
127
128/*
129 * Neo1973 WM8753 HiFi DAI opserations.
130 */
131static struct snd_soc_ops neo1973_gta02_hifi_ops = {
132 .hw_params = neo1973_gta02_hifi_hw_params,
133 .hw_free = neo1973_gta02_hifi_hw_free,
134};
135
136static int neo1973_gta02_voice_hw_params(
137 struct snd_pcm_substream *substream,
138 struct snd_pcm_hw_params *params)
139{
140 struct snd_soc_pcm_runtime *rtd = substream->private_data;
141 struct snd_soc_dai *codec_dai = rtd->codec_dai;
142 unsigned int pcmdiv = 0;
143 int ret = 0;
144 unsigned long iis_clkrate;
145
146 iis_clkrate = s3c24xx_i2s_get_clockrate();
147
148 if (params_rate(params) != 8000)
149 return -EINVAL;
150 if (params_channels(params) != 1)
151 return -EINVAL;
152
153 pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
154
155 /* todo: gg check mode (DSP_B) against CSR datasheet */
156 /* set codec DAI configuration */
157 ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
158 SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
159 if (ret < 0)
160 return ret;
161
162 /* set the codec system clock for DAC and ADC */
163 ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK,
164 12288000, SND_SOC_CLOCK_IN);
165 if (ret < 0)
166 return ret;
167
168 /* set codec PCM division for sample rate */
169 ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV,
170 pcmdiv);
171 if (ret < 0)
172 return ret;
173
174 /* configure and enable PLL for 12.288MHz output */
175 ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
176 iis_clkrate / 4, 12288000);
177 if (ret < 0)
178 return ret;
179
180 return 0;
181}
182
183static int neo1973_gta02_voice_hw_free(struct snd_pcm_substream *substream)
184{
185 struct snd_soc_pcm_runtime *rtd = substream->private_data;
186 struct snd_soc_dai *codec_dai = rtd->codec_dai;
187
188 /* disable the PLL */
189 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
190}
191
192static struct snd_soc_ops neo1973_gta02_voice_ops = {
193 .hw_params = neo1973_gta02_voice_hw_params,
194 .hw_free = neo1973_gta02_voice_hw_free,
195};
196
197static int gta02_speaker_enabled;
198
199static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
200 struct snd_ctl_elem_value *ucontrol)
201{
202 gta02_speaker_enabled = ucontrol->value.integer.value[0];
203
204 gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled);
205
206 return 0;
207}
208
209static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
210 struct snd_ctl_elem_value *ucontrol)
211{
212 ucontrol->value.integer.value[0] = gta02_speaker_enabled;
213 return 0;
214}
215
216static int lm4853_event(struct snd_soc_dapm_widget *w,
217 struct snd_kcontrol *k, int event)
218{
219 gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
220
221 return 0;
222}
223
224static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
225 SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
226 SND_SOC_DAPM_LINE("GSM Line Out", NULL),
227 SND_SOC_DAPM_LINE("GSM Line In", NULL),
228 SND_SOC_DAPM_MIC("Headset Mic", NULL),
229 SND_SOC_DAPM_MIC("Handset Mic", NULL),
230 SND_SOC_DAPM_SPK("Handset Spk", NULL),
231};
232
233
234/* example machine audio_mapnections */
235static const struct snd_soc_dapm_route audio_map[] = {
236
237 /* Connections to the lm4853 amp */
238 {"Stereo Out", NULL, "LOUT1"},
239 {"Stereo Out", NULL, "ROUT1"},
240
241 /* Connections to the GSM Module */
242 {"GSM Line Out", NULL, "MONO1"},
243 {"GSM Line Out", NULL, "MONO2"},
244 {"RXP", NULL, "GSM Line In"},
245 {"RXN", NULL, "GSM Line In"},
246
247 /* Connections to Headset */
248 {"MIC1", NULL, "Mic Bias"},
249 {"Mic Bias", NULL, "Headset Mic"},
250
251 /* Call Mic */
252 {"MIC2", NULL, "Mic Bias"},
253 {"MIC2N", NULL, "Mic Bias"},
254 {"Mic Bias", NULL, "Handset Mic"},
255
256 /* Call Speaker */
257 {"Handset Spk", NULL, "LOUT2"},
258 {"Handset Spk", NULL, "ROUT2"},
259
260 /* Connect the ALC pins */
261 {"ACIN", NULL, "ACOP"},
262};
263
264static const struct snd_kcontrol_new wm8753_neo1973_gta02_controls[] = {
265 SOC_DAPM_PIN_SWITCH("Stereo Out"),
266 SOC_DAPM_PIN_SWITCH("GSM Line Out"),
267 SOC_DAPM_PIN_SWITCH("GSM Line In"),
268 SOC_DAPM_PIN_SWITCH("Headset Mic"),
269 SOC_DAPM_PIN_SWITCH("Handset Mic"),
270 SOC_DAPM_PIN_SWITCH("Handset Spk"),
271
272 SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
273 lm4853_get_spk,
274 lm4853_set_spk),
275};
276
277/*
278 * This is an example machine initialisation for a wm8753 connected to a
279 * neo1973 GTA02.
280 */
281static int neo1973_gta02_wm8753_init(struct snd_soc_pcm_runtime *rtd)
282{
283 struct snd_soc_codec *codec = rtd->codec;
284 struct snd_soc_dapm_context *dapm = &codec->dapm;
285 int err;
286
287 /* set up NC codec pins */
288 snd_soc_dapm_nc_pin(dapm, "OUT3");
289 snd_soc_dapm_nc_pin(dapm, "OUT4");
290 snd_soc_dapm_nc_pin(dapm, "LINE1");
291 snd_soc_dapm_nc_pin(dapm, "LINE2");
292
293 /* Add neo1973 gta02 specific widgets */
294 snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
295 ARRAY_SIZE(wm8753_dapm_widgets));
296
297 /* add neo1973 gta02 specific controls */
298 err = snd_soc_add_controls(codec, wm8753_neo1973_gta02_controls,
299 ARRAY_SIZE(wm8753_neo1973_gta02_controls));
300
301 if (err < 0)
302 return err;
303
304 /* set up neo1973 gta02 specific audio path audio_map */
305 snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
306
307 /* set endpoints to default off mode */
308 snd_soc_dapm_disable_pin(dapm, "Stereo Out");
309 snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
310 snd_soc_dapm_disable_pin(dapm, "GSM Line In");
311 snd_soc_dapm_disable_pin(dapm, "Headset Mic");
312 snd_soc_dapm_disable_pin(dapm, "Handset Mic");
313 snd_soc_dapm_disable_pin(dapm, "Handset Spk");
314
315 /* allow audio paths from the GSM modem to run during suspend */
316 snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
317 snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
318 snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
319 snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
320 snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
321 snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
322
323 snd_soc_dapm_sync(dapm);
324
325 return 0;
326}
327
328/*
329 * BT Codec DAI
330 */
331static struct snd_soc_dai_driver bt_dai = {
332 .name = "bluetooth-dai",
333 .playback = {
334 .channels_min = 1,
335 .channels_max = 1,
336 .rates = SNDRV_PCM_RATE_8000,
337 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
338 .capture = {
339 .channels_min = 1,
340 .channels_max = 1,
341 .rates = SNDRV_PCM_RATE_8000,
342 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
343};
344
345static struct snd_soc_dai_link neo1973_gta02_dai[] = {
346{ /* Hifi Playback - for similatious use with voice below */
347 .name = "WM8753",
348 .stream_name = "WM8753 HiFi",
349 .cpu_dai_name = "s3c24xx-iis",
350 .codec_dai_name = "wm8753-hifi",
351 .init = neo1973_gta02_wm8753_init,
352 .platform_name = "samsung-audio",
353 .codec_name = "wm8753-codec.0-001a",
354 .ops = &neo1973_gta02_hifi_ops,
355},
356{ /* Voice via BT */
357 .name = "Bluetooth",
358 .stream_name = "Voice",
359 .cpu_dai_name = "bluetooth-dai",
360 .codec_dai_name = "wm8753-voice",
361 .ops = &neo1973_gta02_voice_ops,
362 .codec_name = "wm8753-codec.0-001a",
363 .platform_name = "samsung-audio",
364},
365};
366
367static struct snd_soc_card neo1973_gta02 = {
368 .name = "neo1973-gta02",
369 .dai_link = neo1973_gta02_dai,
370 .num_links = ARRAY_SIZE(neo1973_gta02_dai),
371};
372
373static const struct gpio neo1973_gta02_gpios[] = {
374 { GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
375 { GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
376};
377
378static struct platform_device *neo1973_gta02_snd_device;
379
380static int __init neo1973_gta02_init(void)
381{
382 int ret;
383
384 if (!machine_is_neo1973_gta02()) {
385 printk(KERN_INFO
386 "Only GTA02 is supported by this ASoC driver\n");
387 return -ENODEV;
388 }
389
390 ret = gpio_request_array(neo1973_gta02_gpios,
391 ARRAY_SIZE(neo1973_gta02_gpios));
392 if (ret)
393 return ret;
394
395 neo1973_gta02_snd_device = platform_device_alloc("soc-audio", -1);
396 if (!neo1973_gta02_snd_device) {
397 ret = -ENOMEM;
398 goto err_gpio_free;
399 }
400
401 /* register bluetooth DAI here */
402 ret = snd_soc_register_dai(&neo1973_gta02_snd_device->dev, &bt_dai);
403 if (ret)
404 goto err_put_device;
405
406 platform_set_drvdata(neo1973_gta02_snd_device, &neo1973_gta02);
407 ret = platform_device_add(neo1973_gta02_snd_device);
408
409 if (ret)
410 goto err_unregister_dai;
411
412 return 0;
413
414err_unregister_dai:
415 snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev);
416err_put_device:
417 platform_device_put(neo1973_gta02_snd_device);
418err_gpio_free:
419 gpio_free_array(neo1973_gta02_gpios, ARRAY_SIZE(neo1973_gta02_gpios));
420 return ret;
421}
422module_init(neo1973_gta02_init);
423
424static void __exit neo1973_gta02_exit(void)
425{
426 snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev);
427 platform_device_unregister(neo1973_gta02_snd_device);
428 gpio_free_array(neo1973_gta02_gpios, ARRAY_SIZE(neo1973_gta02_gpios));
429}
430module_exit(neo1973_gta02_exit);
431
432/* Module information */
433MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org");
434MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 GTA02");
435MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c
index 7761827314b2..37cfbb8ca39f 100644
--- a/sound/soc/samsung/neo1973_wm8753.c
+++ b/sound/soc/samsung/neo1973_wm8753.c
@@ -1,41 +1,32 @@
1/* 1/*
2 * neo1973_wm8753.c -- SoC audio for Neo1973 2 * neo1973_wm8753.c -- SoC audio for Openmoko Neo1973 and Freerunner devices
3 * 3 *
4 * Copyright 2007 Openmoko Inc
5 * Author: Graeme Gregory <graeme@openmoko.org>
4 * Copyright 2007 Wolfson Microelectronics PLC. 6 * Copyright 2007 Wolfson Microelectronics PLC.
5 * Author: Graeme Gregory 7 * Author: Graeme Gregory
6 * graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com 8 * graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
9 * Copyright 2009 Wolfson Microelectronics
7 * 10 *
8 * This program is free software; you can redistribute it and/or modify it 11 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the 12 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your 13 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version. 14 * option) any later version.
12 *
13 */ 15 */
14 16
15#include <linux/module.h> 17#include <linux/module.h>
16#include <linux/moduleparam.h>
17#include <linux/timer.h>
18#include <linux/interrupt.h>
19#include <linux/platform_device.h> 18#include <linux/platform_device.h>
20#include <sound/core.h> 19#include <linux/gpio.h>
21#include <sound/pcm.h> 20
22#include <sound/soc.h> 21#include <sound/soc.h>
23 22
24#include <asm/mach-types.h> 23#include <asm/mach-types.h>
25#include <mach/regs-clock.h>
26#include <mach/regs-gpio.h>
27#include <mach/hardware.h>
28#include <linux/io.h>
29#include <mach/spi-gpio.h>
30
31#include <plat/regs-iis.h> 24#include <plat/regs-iis.h>
25#include <mach/gta02.h>
32 26
33#include "../codecs/wm8753.h" 27#include "../codecs/wm8753.h"
34#include "dma.h"
35#include "s3c24xx-i2s.h" 28#include "s3c24xx-i2s.h"
36 29
37static struct snd_soc_card neo1973;
38
39static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream, 30static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
40 struct snd_pcm_hw_params *params) 31 struct snd_pcm_hw_params *params)
41{ 32{
@@ -46,8 +37,6 @@ static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
46 int ret = 0; 37 int ret = 0;
47 unsigned long iis_clkrate; 38 unsigned long iis_clkrate;
48 39
49 pr_debug("Entered %s\n", __func__);
50
51 iis_clkrate = s3c24xx_i2s_get_clockrate(); 40 iis_clkrate = s3c24xx_i2s_get_clockrate();
52 41
53 switch (params_rate(params)) { 42 switch (params_rate(params)) {
@@ -132,8 +121,6 @@ static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
132 struct snd_soc_pcm_runtime *rtd = substream->private_data; 121 struct snd_soc_pcm_runtime *rtd = substream->private_data;
133 struct snd_soc_dai *codec_dai = rtd->codec_dai; 122 struct snd_soc_dai *codec_dai = rtd->codec_dai;
134 123
135 pr_debug("Entered %s\n", __func__);
136
137 /* disable the PLL */ 124 /* disable the PLL */
138 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0); 125 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
139} 126}
@@ -155,8 +142,6 @@ static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
155 int ret = 0; 142 int ret = 0;
156 unsigned long iis_clkrate; 143 unsigned long iis_clkrate;
157 144
158 pr_debug("Entered %s\n", __func__);
159
160 iis_clkrate = s3c24xx_i2s_get_clockrate(); 145 iis_clkrate = s3c24xx_i2s_get_clockrate();
161 146
162 if (params_rate(params) != 8000) 147 if (params_rate(params) != 8000)
@@ -198,8 +183,6 @@ static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
198 struct snd_soc_pcm_runtime *rtd = substream->private_data; 183 struct snd_soc_pcm_runtime *rtd = substream->private_data;
199 struct snd_soc_dai *codec_dai = rtd->codec_dai; 184 struct snd_soc_dai *codec_dai = rtd->codec_dai;
200 185
201 pr_debug("Entered %s\n", __func__);
202
203 /* disable the PLL */ 186 /* disable the PLL */
204 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0); 187 return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
205} 188}
@@ -209,14 +192,15 @@ static struct snd_soc_ops neo1973_voice_ops = {
209 .hw_free = neo1973_voice_hw_free, 192 .hw_free = neo1973_voice_hw_free,
210}; 193};
211 194
212static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = { 195/* Shared routes and controls */
196
197static const struct snd_soc_dapm_widget neo1973_wm8753_dapm_widgets[] = {
213 SND_SOC_DAPM_LINE("GSM Line Out", NULL), 198 SND_SOC_DAPM_LINE("GSM Line Out", NULL),
214 SND_SOC_DAPM_LINE("GSM Line In", NULL), 199 SND_SOC_DAPM_LINE("GSM Line In", NULL),
215 SND_SOC_DAPM_MIC("Headset Mic", NULL), 200 SND_SOC_DAPM_MIC("Headset Mic", NULL),
216 SND_SOC_DAPM_MIC("Call Mic", NULL), 201 SND_SOC_DAPM_MIC("Handset Mic", NULL),
217}; 202};
218 203
219
220static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = { 204static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = {
221 /* Connections to the GSM Module */ 205 /* Connections to the GSM Module */
222 {"GSM Line Out", NULL, "MONO1"}, 206 {"GSM Line Out", NULL, "MONO1"},
@@ -231,7 +215,7 @@ static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = {
231 /* Call Mic */ 215 /* Call Mic */
232 {"MIC2", NULL, "Mic Bias"}, 216 {"MIC2", NULL, "Mic Bias"},
233 {"MIC2N", NULL, "Mic Bias"}, 217 {"MIC2N", NULL, "Mic Bias"},
234 {"Mic Bias", NULL, "Call Mic"}, 218 {"Mic Bias", NULL, "Handset Mic"},
235 219
236 /* Connect the ALC pins */ 220 /* Connect the ALC pins */
237 {"ACIN", NULL, "ACOP"}, 221 {"ACIN", NULL, "ACOP"},
@@ -241,55 +225,157 @@ static const struct snd_kcontrol_new neo1973_wm8753_controls[] = {
241 SOC_DAPM_PIN_SWITCH("GSM Line Out"), 225 SOC_DAPM_PIN_SWITCH("GSM Line Out"),
242 SOC_DAPM_PIN_SWITCH("GSM Line In"), 226 SOC_DAPM_PIN_SWITCH("GSM Line In"),
243 SOC_DAPM_PIN_SWITCH("Headset Mic"), 227 SOC_DAPM_PIN_SWITCH("Headset Mic"),
244 SOC_DAPM_PIN_SWITCH("Call Mic"), 228 SOC_DAPM_PIN_SWITCH("Handset Mic"),
245}; 229};
246 230
231/* GTA02 specific routes and controlls */
232
233#ifdef CONFIG_MACH_NEO1973_GTA02
234
235static int gta02_speaker_enabled;
236
237static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
238 struct snd_ctl_elem_value *ucontrol)
239{
240 gta02_speaker_enabled = ucontrol->value.integer.value[0];
241
242 gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled);
243
244 return 0;
245}
246
247static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
248 struct snd_ctl_elem_value *ucontrol)
249{
250 ucontrol->value.integer.value[0] = gta02_speaker_enabled;
251 return 0;
252}
253
254static int lm4853_event(struct snd_soc_dapm_widget *w,
255 struct snd_kcontrol *k, int event)
256{
257 gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
258
259 return 0;
260}
261
262static const struct snd_soc_dapm_route neo1973_gta02_routes[] = {
263 /* Connections to the amp */
264 {"Stereo Out", NULL, "LOUT1"},
265 {"Stereo Out", NULL, "ROUT1"},
266
267 /* Call Speaker */
268 {"Handset Spk", NULL, "LOUT2"},
269 {"Handset Spk", NULL, "ROUT2"},
270};
271
272static const struct snd_kcontrol_new neo1973_gta02_wm8753_controls[] = {
273 SOC_DAPM_PIN_SWITCH("Handset Spk"),
274 SOC_DAPM_PIN_SWITCH("Stereo Out"),
275
276 SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
277 lm4853_get_spk,
278 lm4853_set_spk),
279};
280
281static const struct snd_soc_dapm_widget neo1973_gta02_wm8753_dapm_widgets[] = {
282 SND_SOC_DAPM_SPK("Handset Spk", NULL),
283 SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
284};
285
286static int neo1973_gta02_wm8753_init(struct snd_soc_codec *codec)
287{
288 struct snd_soc_dapm_context *dapm = &codec->dapm;
289 int ret;
290
291 ret = snd_soc_dapm_new_controls(dapm, neo1973_gta02_wm8753_dapm_widgets,
292 ARRAY_SIZE(neo1973_gta02_wm8753_dapm_widgets));
293 if (ret)
294 return ret;
295
296 ret = snd_soc_dapm_add_routes(dapm, neo1973_gta02_routes,
297 ARRAY_SIZE(neo1973_gta02_routes));
298 if (ret)
299 return ret;
300
301 ret = snd_soc_add_controls(codec, neo1973_gta02_wm8753_controls,
302 ARRAY_SIZE(neo1973_gta02_wm8753_controls));
303 if (ret)
304 return ret;
305
306 snd_soc_dapm_disable_pin(dapm, "Stereo Out");
307 snd_soc_dapm_disable_pin(dapm, "Handset Spk");
308 snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
309 snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
310
311 return 0;
312}
313
314#else
315static int neo1973_gta02_wm8753_init(struct snd_soc_code *codec) { return 0; }
316#endif
247 317
248/*
249 * This is an example machine initialisation for a wm8753 connected to a
250 * neo1973 II. It is missing logic to detect hp/mic insertions and logic
251 * to re-route the audio in such an event.
252 */
253static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd) 318static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
254{ 319{
255 struct snd_soc_codec *codec = rtd->codec; 320 struct snd_soc_codec *codec = rtd->codec;
256 struct snd_soc_dapm_context *dapm = &codec->dapm; 321 struct snd_soc_dapm_context *dapm = &codec->dapm;
257 int err; 322 int ret;
258
259 pr_debug("Entered %s\n", __func__);
260 323
261 /* set up NC codec pins */ 324 /* set up NC codec pins */
262 snd_soc_dapm_nc_pin(dapm, "LOUT2"); 325 if (machine_is_neo1973_gta01()) {
263 snd_soc_dapm_nc_pin(dapm, "ROUT2"); 326 snd_soc_dapm_nc_pin(dapm, "LOUT2");
327 snd_soc_dapm_nc_pin(dapm, "ROUT2");
328 }
264 snd_soc_dapm_nc_pin(dapm, "OUT3"); 329 snd_soc_dapm_nc_pin(dapm, "OUT3");
265 snd_soc_dapm_nc_pin(dapm, "OUT4"); 330 snd_soc_dapm_nc_pin(dapm, "OUT4");
266 snd_soc_dapm_nc_pin(dapm, "LINE1"); 331 snd_soc_dapm_nc_pin(dapm, "LINE1");
267 snd_soc_dapm_nc_pin(dapm, "LINE2"); 332 snd_soc_dapm_nc_pin(dapm, "LINE2");
268 333
269 /* Add neo1973 specific widgets */ 334 /* Add neo1973 specific widgets */
270 snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets, 335 ret = snd_soc_dapm_new_controls(dapm, neo1973_wm8753_dapm_widgets,
271 ARRAY_SIZE(wm8753_dapm_widgets)); 336 ARRAY_SIZE(neo1973_wm8753_dapm_widgets));
272 337 if (ret)
273 /* set endpoints to default mode */ 338 return ret;
274 snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
275 snd_soc_dapm_disable_pin(dapm, "GSM Line In");
276 snd_soc_dapm_disable_pin(dapm, "Headset Mic");
277 snd_soc_dapm_disable_pin(dapm, "Call Mic");
278 339
279 /* add neo1973 specific controls */ 340 /* add neo1973 specific controls */
280 err = snd_soc_add_controls(codec, neo1973_wm8753_controls, 341 ret = snd_soc_add_controls(codec, neo1973_wm8753_controls,
281 ARRAY_SIZE(neo1973_wm8753_controls)); 342 ARRAY_SIZE(neo1973_wm8753_controls));
282 if (err < 0) 343 if (ret)
283 return err; 344 return ret;
284 345
285 /* set up neo1973 specific audio routes */ 346 /* set up neo1973 specific audio routes */
286 err = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes, 347 ret = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes,
287 ARRAY_SIZE(neo1973_wm8753_routes)); 348 ARRAY_SIZE(neo1973_wm8753_routes));
349 if (ret)
350 return ret;
351
352 /* set endpoints to default off mode */
353 snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
354 snd_soc_dapm_disable_pin(dapm, "GSM Line In");
355 snd_soc_dapm_disable_pin(dapm, "Headset Mic");
356 snd_soc_dapm_disable_pin(dapm, "Handset Mic");
357
358 /* allow audio paths from the GSM modem to run during suspend */
359 snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
360 snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
361 snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
362 snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
363
364 if (machine_is_neo1973_gta02()) {
365 ret = neo1973_gta02_wm8753_init(codec);
366 if (ret)
367 return ret;
368 }
288 369
289 snd_soc_dapm_sync(dapm); 370 snd_soc_dapm_sync(dapm);
371
290 return 0; 372 return 0;
291} 373}
292 374
375/* GTA01 specific controlls */
376
377#ifdef CONFIG_MACH_NEO1973_GTA01
378
293static const struct snd_soc_dapm_route neo1973_lm4857_routes[] = { 379static const struct snd_soc_dapm_route neo1973_lm4857_routes[] = {
294 {"Amp IN", NULL, "ROUT1"}, 380 {"Amp IN", NULL, "ROUT1"},
295 {"Amp IN", NULL, "LOUT1"}, 381 {"Amp IN", NULL, "LOUT1"},
@@ -328,10 +414,14 @@ static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm)
328 return 0; 414 return 0;
329} 415}
330 416
417#else
418static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm) { return 0; };
419#endif
420
331/* 421/*
332 * BT Codec DAI 422 * BT Codec DAI
333 */ 423 */
334static struct snd_soc_dai bt_dai = { 424static struct snd_soc_dai_driver bt_dai = {
335 .name = "bluetooth-dai", 425 .name = "bluetooth-dai",
336 .playback = { 426 .playback = {
337 .channels_min = 1, 427 .channels_min = 1,
@@ -382,6 +472,15 @@ static struct snd_soc_codec_conf neo1973_codec_conf[] = {
382 }, 472 },
383}; 473};
384 474
475#ifdef CONFIG_MACH_NEO1973_GTA02
476static const struct gpio neo1973_gta02_gpios[] = {
477 { GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
478 { GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
479};
480#else
481static const struct gpio neo1973_gta02_gpios[] = {};
482#endif
483
385static struct snd_soc_card neo1973 = { 484static struct snd_soc_card neo1973 = {
386 .name = "neo1973", 485 .name = "neo1973",
387 .dai_link = neo1973_dai, 486 .dai_link = neo1973_dai,
@@ -398,43 +497,64 @@ static int __init neo1973_init(void)
398{ 497{
399 int ret; 498 int ret;
400 499
401 pr_debug("Entered %s\n", __func__); 500 if (!machine_is_neo1973_gta01() && !machine_is_neo1973_gta02())
402
403 if (!machine_is_neo1973_gta01()) {
404 printk(KERN_INFO
405 "Only GTA01 hardware supported by ASoC driver\n");
406 return -ENODEV; 501 return -ENODEV;
502
503 if (machine_is_neo1973_gta02()) {
504 neo1973.name = "neo1973gta02";
505 neo1973.num_aux_devs = 0;
506
507 ret = gpio_request_array(neo1973_gta02_gpios,
508 ARRAY_SIZE(neo1973_gta02_gpios));
509 if (ret)
510 return ret;
407 } 511 }
408 512
409 neo1973_snd_device = platform_device_alloc("soc-audio", -1); 513 neo1973_snd_device = platform_device_alloc("soc-audio", -1);
410 if (!neo1973_snd_device) 514 if (!neo1973_snd_device) {
411 return -ENOMEM; 515 ret = -ENOMEM;
516 goto err_gpio_free;
517 }
518
519 /* register bluetooth DAI here */
520 ret = snd_soc_register_dai(&neo1973_snd_device->dev, &bt_dai);
521 if (ret)
522 goto err_put_device;
412 523
413 platform_set_drvdata(neo1973_snd_device, &neo1973); 524 platform_set_drvdata(neo1973_snd_device, &neo1973);
414 ret = platform_device_add(neo1973_snd_device); 525 ret = platform_device_add(neo1973_snd_device);
415 526
416 if (ret) { 527 if (ret)
417 platform_device_put(neo1973_snd_device); 528 goto err_unregister_dai;
418 return ret;
419 }
420 529
421 if (ret != 0) 530 return 0;
422 platform_device_unregister(neo1973_snd_device);
423 531
532err_unregister_dai:
533 snd_soc_unregister_dai(&neo1973_snd_device->dev);
534err_put_device:
535 platform_device_put(neo1973_snd_device);
536err_gpio_free:
537 if (machine_is_neo1973_gta02()) {
538 gpio_free_array(neo1973_gta02_gpios,
539 ARRAY_SIZE(neo1973_gta02_gpios));
540 }
424 return ret; 541 return ret;
425} 542}
543module_init(neo1973_init);
426 544
427static void __exit neo1973_exit(void) 545static void __exit neo1973_exit(void)
428{ 546{
429 pr_debug("Entered %s\n", __func__); 547 snd_soc_unregister_dai(&neo1973_snd_device->dev);
430
431 platform_device_unregister(neo1973_snd_device); 548 platform_device_unregister(neo1973_snd_device);
432}
433 549
434module_init(neo1973_init); 550 if (machine_is_neo1973_gta02()) {
551 gpio_free_array(neo1973_gta02_gpios,
552 ARRAY_SIZE(neo1973_gta02_gpios));
553 }
554}
435module_exit(neo1973_exit); 555module_exit(neo1973_exit);
436 556
437/* Module information */ 557/* Module information */
438MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org"); 558MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
439MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973"); 559MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner");
440MODULE_LICENSE("GPL"); 560MODULE_LICENSE("GPL");
generated by cgit v1.2.2 (git 2.25.0) at 2026-02-27 06:52:47 -0500