Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 1 | /* |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 2 | * omap-abe-twl6040.c -- SoC audio for TI OMAP based boards with ABE and |
| 3 | * twl6040 codec |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 4 | * |
Peter Ujfalusi | 8747a6b | 2011-12-07 15:31:26 +0200 | [diff] [blame] | 5 | * Author: Misael Lopez Cruz <misael.lopez@ti.com> |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * version 2 as published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 19 | * 02110-1301 USA |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include <linux/clk.h> |
| 24 | #include <linux/platform_device.h> |
Misael Lopez Cruz | fb34d3d | 2011-05-01 21:27:00 -0500 | [diff] [blame] | 25 | #include <linux/mfd/twl6040.h> |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 26 | #include <linux/platform_data/omap-abe-twl6040.h> |
Paul Gortmaker | da155d5 | 2011-07-15 12:38:28 -0400 | [diff] [blame] | 27 | #include <linux/module.h> |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 28 | #include <linux/of.h> |
Misael Lopez Cruz | fb34d3d | 2011-05-01 21:27:00 -0500 | [diff] [blame] | 29 | |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 30 | #include <sound/core.h> |
| 31 | #include <sound/pcm.h> |
| 32 | #include <sound/soc.h> |
Jorge Eduardo Candelaria | 96dc227 | 2010-12-10 20:45:19 -0600 | [diff] [blame] | 33 | #include <sound/jack.h> |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 34 | |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 35 | #include "omap-dmic.h" |
Misael Lopez Cruz | f5f9d7b | 2011-07-05 19:50:45 +0300 | [diff] [blame] | 36 | #include "omap-mcpdm.h" |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 37 | #include "omap-pcm.h" |
| 38 | #include "../codecs/twl6040.h" |
| 39 | |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 40 | struct abe_twl6040 { |
| 41 | int jack_detection; /* board can detect jack events */ |
| 42 | int mclk_freq; /* MCLK frequency speed for twl6040 */ |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 43 | |
| 44 | struct platform_device *dmic_codec_dev; |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 45 | }; |
| 46 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 47 | static int omap_abe_hw_params(struct snd_pcm_substream *substream, |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 48 | struct snd_pcm_hw_params *params) |
| 49 | { |
| 50 | struct snd_soc_pcm_runtime *rtd = substream->private_data; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 51 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
Peter Ujfalusi | 62ba98c | 2012-01-24 12:36:10 +0200 | [diff] [blame] | 52 | struct snd_soc_codec *codec = rtd->codec; |
| 53 | struct snd_soc_card *card = codec->card; |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 54 | struct abe_twl6040 *priv = snd_soc_card_get_drvdata(card); |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 55 | int clk_id, freq; |
| 56 | int ret; |
| 57 | |
Peter Ujfalusi | af958c7 | 2011-06-27 17:03:14 +0300 | [diff] [blame] | 58 | clk_id = twl6040_get_clk_id(rtd->codec); |
| 59 | if (clk_id == TWL6040_SYSCLK_SEL_HPPLL) |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 60 | freq = priv->mclk_freq; |
Peter Ujfalusi | af958c7 | 2011-06-27 17:03:14 +0300 | [diff] [blame] | 61 | else if (clk_id == TWL6040_SYSCLK_SEL_LPPLL) |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 62 | freq = 32768; |
Peter Ujfalusi | af958c7 | 2011-06-27 17:03:14 +0300 | [diff] [blame] | 63 | else |
| 64 | return -EINVAL; |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 65 | |
| 66 | /* set the codec mclk */ |
| 67 | ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, freq, |
| 68 | SND_SOC_CLOCK_IN); |
| 69 | if (ret) { |
| 70 | printk(KERN_ERR "can't set codec system clock\n"); |
| 71 | return ret; |
| 72 | } |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 73 | return ret; |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 74 | } |
| 75 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 76 | static struct snd_soc_ops omap_abe_ops = { |
| 77 | .hw_params = omap_abe_hw_params, |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 78 | }; |
| 79 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 80 | static int omap_abe_dmic_hw_params(struct snd_pcm_substream *substream, |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 81 | struct snd_pcm_hw_params *params) |
| 82 | { |
| 83 | struct snd_soc_pcm_runtime *rtd = substream->private_data; |
| 84 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
| 85 | int ret = 0; |
| 86 | |
| 87 | ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_SYSCLK_PAD_CLKS, |
| 88 | 19200000, SND_SOC_CLOCK_IN); |
| 89 | if (ret < 0) { |
| 90 | printk(KERN_ERR "can't set DMIC cpu system clock\n"); |
| 91 | return ret; |
| 92 | } |
| 93 | ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_ABE_DMIC_CLK, 2400000, |
| 94 | SND_SOC_CLOCK_OUT); |
| 95 | if (ret < 0) { |
| 96 | printk(KERN_ERR "can't set DMIC output clock\n"); |
| 97 | return ret; |
| 98 | } |
| 99 | return 0; |
| 100 | } |
| 101 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 102 | static struct snd_soc_ops omap_abe_dmic_ops = { |
| 103 | .hw_params = omap_abe_dmic_hw_params, |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 104 | }; |
| 105 | |
Jorge Eduardo Candelaria | 96dc227 | 2010-12-10 20:45:19 -0600 | [diff] [blame] | 106 | /* Headset jack */ |
| 107 | static struct snd_soc_jack hs_jack; |
| 108 | |
| 109 | /*Headset jack detection DAPM pins */ |
| 110 | static struct snd_soc_jack_pin hs_jack_pins[] = { |
| 111 | { |
| 112 | .pin = "Headset Mic", |
| 113 | .mask = SND_JACK_MICROPHONE, |
| 114 | }, |
| 115 | { |
| 116 | .pin = "Headset Stereophone", |
| 117 | .mask = SND_JACK_HEADPHONE, |
| 118 | }, |
| 119 | }; |
| 120 | |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 121 | /* SDP4430 machine DAPM */ |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 122 | static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = { |
Peter Ujfalusi | b320883 | 2011-12-22 12:55:49 +0200 | [diff] [blame] | 123 | /* Outputs */ |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 124 | SND_SOC_DAPM_HP("Headset Stereophone", NULL), |
Jorge Eduardo Candelaria | 7254e2b | 2010-05-18 12:44:17 -0500 | [diff] [blame] | 125 | SND_SOC_DAPM_SPK("Earphone Spk", NULL), |
Peter Ujfalusi | b320883 | 2011-12-22 12:55:49 +0200 | [diff] [blame] | 126 | SND_SOC_DAPM_SPK("Ext Spk", NULL), |
| 127 | SND_SOC_DAPM_LINE("Line Out", NULL), |
| 128 | SND_SOC_DAPM_SPK("Vibrator", NULL), |
| 129 | |
| 130 | /* Inputs */ |
| 131 | SND_SOC_DAPM_MIC("Headset Mic", NULL), |
| 132 | SND_SOC_DAPM_MIC("Main Handset Mic", NULL), |
| 133 | SND_SOC_DAPM_MIC("Sub Handset Mic", NULL), |
| 134 | SND_SOC_DAPM_LINE("Line In", NULL), |
Peter Ujfalusi | 7d09f9e | 2012-04-24 12:41:32 +0300 | [diff] [blame] | 135 | |
| 136 | /* Digital microphones */ |
| 137 | SND_SOC_DAPM_MIC("Digital Mic", NULL), |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 138 | }; |
| 139 | |
| 140 | static const struct snd_soc_dapm_route audio_map[] = { |
Peter Ujfalusi | b320883 | 2011-12-22 12:55:49 +0200 | [diff] [blame] | 141 | /* Routings for outputs */ |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 142 | {"Headset Stereophone", NULL, "HSOL"}, |
| 143 | {"Headset Stereophone", NULL, "HSOR"}, |
Jorge Eduardo Candelaria | 7254e2b | 2010-05-18 12:44:17 -0500 | [diff] [blame] | 144 | |
Jorge Eduardo Candelaria | 7254e2b | 2010-05-18 12:44:17 -0500 | [diff] [blame] | 145 | {"Earphone Spk", NULL, "EP"}, |
Jorge Eduardo Candelaria | 23ac3b6 | 2010-12-08 10:55:05 -0600 | [diff] [blame] | 146 | |
Peter Ujfalusi | b320883 | 2011-12-22 12:55:49 +0200 | [diff] [blame] | 147 | {"Ext Spk", NULL, "HFL"}, |
| 148 | {"Ext Spk", NULL, "HFR"}, |
| 149 | |
| 150 | {"Line Out", NULL, "AUXL"}, |
| 151 | {"Line Out", NULL, "AUXR"}, |
| 152 | |
| 153 | {"Vibrator", NULL, "VIBRAL"}, |
| 154 | {"Vibrator", NULL, "VIBRAR"}, |
| 155 | |
| 156 | /* Routings for inputs */ |
| 157 | {"HSMIC", NULL, "Headset Mic"}, |
| 158 | {"Headset Mic", NULL, "Headset Mic Bias"}, |
| 159 | |
| 160 | {"MAINMIC", NULL, "Main Handset Mic"}, |
| 161 | {"Main Handset Mic", NULL, "Main Mic Bias"}, |
| 162 | |
| 163 | {"SUBMIC", NULL, "Sub Handset Mic"}, |
| 164 | {"Sub Handset Mic", NULL, "Main Mic Bias"}, |
| 165 | |
| 166 | {"AFML", NULL, "Line In"}, |
| 167 | {"AFMR", NULL, "Line In"}, |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 168 | }; |
| 169 | |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 170 | static inline void twl6040_disconnect_pin(struct snd_soc_dapm_context *dapm, |
| 171 | int connected, char *pin) |
| 172 | { |
| 173 | if (!connected) |
| 174 | snd_soc_dapm_disable_pin(dapm, pin); |
| 175 | } |
| 176 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 177 | static int omap_abe_twl6040_init(struct snd_soc_pcm_runtime *rtd) |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 178 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 179 | struct snd_soc_codec *codec = rtd->codec; |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 180 | struct snd_soc_card *card = codec->card; |
| 181 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
| 182 | struct omap_abe_twl6040_data *pdata = dev_get_platdata(card->dev); |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 183 | struct abe_twl6040 *priv = snd_soc_card_get_drvdata(card); |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 184 | int hs_trim; |
| 185 | int ret = 0; |
| 186 | |
Peter Ujfalusi | 7bf3d92 | 2011-09-26 16:05:59 +0300 | [diff] [blame] | 187 | /* |
| 188 | * Configure McPDM offset cancellation based on the HSOTRIM value from |
| 189 | * twl6040. |
| 190 | */ |
| 191 | hs_trim = twl6040_get_trim_value(codec, TWL6040_TRIM_HSOTRIM); |
| 192 | omap_mcpdm_configure_dn_offsets(rtd, TWL6040_HSF_TRIM_LEFT(hs_trim), |
| 193 | TWL6040_HSF_TRIM_RIGHT(hs_trim)); |
| 194 | |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 195 | /* Headset jack detection only if it is supported */ |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 196 | if (priv->jack_detection) { |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 197 | ret = snd_soc_jack_new(codec, "Headset Jack", |
| 198 | SND_JACK_HEADSET, &hs_jack); |
| 199 | if (ret) |
| 200 | return ret; |
Jorge Eduardo Candelaria | 96dc227 | 2010-12-10 20:45:19 -0600 | [diff] [blame] | 201 | |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 202 | ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins), |
| 203 | hs_jack_pins); |
Jorge Eduardo Candelaria | 96dc227 | 2010-12-10 20:45:19 -0600 | [diff] [blame] | 204 | twl6040_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADSET); |
Peter Ujfalusi | 4ca07cb | 2011-12-22 13:58:01 +0200 | [diff] [blame] | 205 | } |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 206 | |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 207 | /* |
| 208 | * NULL pdata means we booted with DT. In this case the routing is |
| 209 | * provided and the card is fully routed, no need to mark pins. |
| 210 | */ |
| 211 | if (!pdata) |
| 212 | return ret; |
| 213 | |
| 214 | /* Disable not connected paths if not used */ |
| 215 | twl6040_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone"); |
| 216 | twl6040_disconnect_pin(dapm, pdata->has_hf, "Ext Spk"); |
| 217 | twl6040_disconnect_pin(dapm, pdata->has_ep, "Earphone Spk"); |
| 218 | twl6040_disconnect_pin(dapm, pdata->has_aux, "Line Out"); |
Peter Ujfalusi | 034940a | 2012-10-02 15:31:16 +0300 | [diff] [blame] | 219 | twl6040_disconnect_pin(dapm, pdata->has_vibra, "Vibrator"); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 220 | twl6040_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic"); |
| 221 | twl6040_disconnect_pin(dapm, pdata->has_mainmic, "Main Handset Mic"); |
| 222 | twl6040_disconnect_pin(dapm, pdata->has_submic, "Sub Handset Mic"); |
| 223 | twl6040_disconnect_pin(dapm, pdata->has_afm, "Line In"); |
| 224 | |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 225 | return ret; |
| 226 | } |
| 227 | |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 228 | static const struct snd_soc_dapm_route dmic_audio_map[] = { |
Peter Ujfalusi | 778cee7 | 2011-12-22 12:47:21 +0200 | [diff] [blame] | 229 | {"DMic", NULL, "Digital Mic"}, |
| 230 | {"Digital Mic", NULL, "Digital Mic1 Bias"}, |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 231 | }; |
| 232 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 233 | static int omap_abe_dmic_init(struct snd_soc_pcm_runtime *rtd) |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 234 | { |
| 235 | struct snd_soc_codec *codec = rtd->codec; |
| 236 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 237 | |
| 238 | return snd_soc_dapm_add_routes(dapm, dmic_audio_map, |
| 239 | ARRAY_SIZE(dmic_audio_map)); |
| 240 | } |
| 241 | |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 242 | /* Digital audio interface glue - connects codec <--> CPU */ |
Peter Ujfalusi | c2f9895 | 2012-04-24 12:36:25 +0300 | [diff] [blame] | 243 | static struct snd_soc_dai_link abe_twl6040_dai_links[] = { |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 244 | { |
| 245 | .name = "TWL6040", |
| 246 | .stream_name = "TWL6040", |
| 247 | .cpu_dai_name = "omap-mcpdm", |
| 248 | .codec_dai_name = "twl6040-legacy", |
| 249 | .platform_name = "omap-pcm-audio", |
| 250 | .codec_name = "twl6040-codec", |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 251 | .init = omap_abe_twl6040_init, |
| 252 | .ops = &omap_abe_ops, |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 253 | }, |
| 254 | { |
| 255 | .name = "DMIC", |
| 256 | .stream_name = "DMIC Capture", |
| 257 | .cpu_dai_name = "omap-dmic", |
| 258 | .codec_dai_name = "dmic-hifi", |
| 259 | .platform_name = "omap-pcm-audio", |
| 260 | .codec_name = "dmic-codec", |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 261 | .init = omap_abe_dmic_init, |
| 262 | .ops = &omap_abe_dmic_ops, |
Peter Ujfalusi | 6524c8e | 2011-11-28 15:45:43 +0200 | [diff] [blame] | 263 | }, |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 264 | }; |
| 265 | |
| 266 | /* Audio machine driver */ |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 267 | static struct snd_soc_card omap_abe_card = { |
Axel Lin | b425b88 | 2011-12-22 11:08:59 +0800 | [diff] [blame] | 268 | .owner = THIS_MODULE, |
Peter Ujfalusi | fc8e5b4 | 2011-10-10 15:34:15 +0300 | [diff] [blame] | 269 | |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 270 | .dapm_widgets = twl6040_dapm_widgets, |
| 271 | .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets), |
Peter Ujfalusi | fc8e5b4 | 2011-10-10 15:34:15 +0300 | [diff] [blame] | 272 | .dapm_routes = audio_map, |
| 273 | .num_dapm_routes = ARRAY_SIZE(audio_map), |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 274 | }; |
| 275 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 276 | static __devinit int omap_abe_probe(struct platform_device *pdev) |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 277 | { |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 278 | struct omap_abe_twl6040_data *pdata = dev_get_platdata(&pdev->dev); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 279 | struct device_node *node = pdev->dev.of_node; |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 280 | struct snd_soc_card *card = &omap_abe_card; |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 281 | struct abe_twl6040 *priv; |
Peter Ujfalusi | c2f9895 | 2012-04-24 12:36:25 +0300 | [diff] [blame] | 282 | int num_links = 0; |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 283 | int ret = 0; |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 284 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 285 | card->dev = &pdev->dev; |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 286 | |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 287 | priv = devm_kzalloc(&pdev->dev, sizeof(struct abe_twl6040), GFP_KERNEL); |
| 288 | if (priv == NULL) |
| 289 | return -ENOMEM; |
| 290 | |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 291 | priv->dmic_codec_dev = ERR_PTR(-EINVAL); |
| 292 | |
| 293 | if (node) { |
| 294 | struct device_node *dai_node; |
| 295 | |
| 296 | if (snd_soc_of_parse_card_name(card, "ti,model")) { |
| 297 | dev_err(&pdev->dev, "Card name is not provided\n"); |
| 298 | return -ENODEV; |
| 299 | } |
| 300 | |
| 301 | ret = snd_soc_of_parse_audio_routing(card, |
| 302 | "ti,audio-routing"); |
| 303 | if (ret) { |
| 304 | dev_err(&pdev->dev, |
| 305 | "Error while parsing DAPM routing\n"); |
| 306 | return ret; |
| 307 | } |
| 308 | |
| 309 | dai_node = of_parse_phandle(node, "ti,mcpdm", 0); |
| 310 | if (!dai_node) { |
| 311 | dev_err(&pdev->dev, "McPDM node is not provided\n"); |
| 312 | return -EINVAL; |
| 313 | } |
| 314 | abe_twl6040_dai_links[0].cpu_dai_name = NULL; |
| 315 | abe_twl6040_dai_links[0].cpu_of_node = dai_node; |
| 316 | |
| 317 | dai_node = of_parse_phandle(node, "ti,dmic", 0); |
| 318 | if (dai_node) { |
| 319 | num_links = 2; |
| 320 | abe_twl6040_dai_links[1].cpu_dai_name = NULL; |
| 321 | abe_twl6040_dai_links[1].cpu_of_node = dai_node; |
| 322 | |
| 323 | priv->dmic_codec_dev = platform_device_register_simple( |
| 324 | "dmic-codec", -1, NULL, 0); |
| 325 | if (IS_ERR(priv->dmic_codec_dev)) { |
| 326 | dev_err(&pdev->dev, |
| 327 | "Can't instantiate dmic-codec\n"); |
| 328 | return PTR_ERR(priv->dmic_codec_dev); |
| 329 | } |
| 330 | } else { |
| 331 | num_links = 1; |
| 332 | } |
| 333 | |
Peter Ujfalusi | 1c08e7e | 2012-11-28 11:35:43 +0100 | [diff] [blame] | 334 | priv->jack_detection = of_property_read_bool(node, |
| 335 | "ti,jack-detection"); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 336 | of_property_read_u32(node, "ti,mclk-freq", |
| 337 | &priv->mclk_freq); |
| 338 | if (!priv->mclk_freq) { |
| 339 | dev_err(&pdev->dev, "MCLK frequency not provided\n"); |
| 340 | ret = -EINVAL; |
| 341 | goto err_unregister; |
| 342 | } |
| 343 | |
| 344 | omap_abe_card.fully_routed = 1; |
| 345 | } else if (pdata) { |
| 346 | if (pdata->card_name) { |
| 347 | card->name = pdata->card_name; |
| 348 | } else { |
| 349 | dev_err(&pdev->dev, "Card name is not provided\n"); |
| 350 | return -ENODEV; |
| 351 | } |
| 352 | |
| 353 | if (pdata->has_dmic) |
| 354 | num_links = 2; |
| 355 | else |
| 356 | num_links = 1; |
| 357 | |
| 358 | priv->jack_detection = pdata->jack_detection; |
| 359 | priv->mclk_freq = pdata->mclk_freq; |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 360 | } else { |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 361 | dev_err(&pdev->dev, "Missing pdata\n"); |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 362 | return -ENODEV; |
| 363 | } |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 364 | |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 365 | |
| 366 | if (!priv->mclk_freq) { |
Peter Ujfalusi | 62ba98c | 2012-01-24 12:36:10 +0200 | [diff] [blame] | 367 | dev_err(&pdev->dev, "MCLK frequency missing\n"); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 368 | ret = -ENODEV; |
| 369 | goto err_unregister; |
Peter Ujfalusi | 62ba98c | 2012-01-24 12:36:10 +0200 | [diff] [blame] | 370 | } |
| 371 | |
Peter Ujfalusi | c2f9895 | 2012-04-24 12:36:25 +0300 | [diff] [blame] | 372 | card->dai_link = abe_twl6040_dai_links; |
| 373 | card->num_links = num_links; |
Peter Ujfalusi | 8d946dd | 2011-12-22 13:10:02 +0200 | [diff] [blame] | 374 | |
Peter Ujfalusi | 356bccb | 2012-04-24 12:52:53 +0300 | [diff] [blame] | 375 | snd_soc_card_set_drvdata(card, priv); |
| 376 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 377 | ret = snd_soc_register_card(card); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 378 | if (ret) { |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 379 | dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", |
| 380 | ret); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 381 | goto err_unregister; |
| 382 | } |
| 383 | |
| 384 | return 0; |
| 385 | |
| 386 | err_unregister: |
| 387 | if (!IS_ERR(priv->dmic_codec_dev)) |
| 388 | platform_device_unregister(priv->dmic_codec_dev); |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 389 | |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 390 | return ret; |
| 391 | } |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 392 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 393 | static int __devexit omap_abe_remove(struct platform_device *pdev) |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 394 | { |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 395 | struct snd_soc_card *card = platform_get_drvdata(pdev); |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 396 | struct abe_twl6040 *priv = snd_soc_card_get_drvdata(card); |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 397 | |
| 398 | snd_soc_unregister_card(card); |
| 399 | |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 400 | if (!IS_ERR(priv->dmic_codec_dev)) |
| 401 | platform_device_unregister(priv->dmic_codec_dev); |
| 402 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 403 | return 0; |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 404 | } |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 405 | |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 406 | static const struct of_device_id omap_abe_of_match[] = { |
| 407 | {.compatible = "ti,abe-twl6040", }, |
| 408 | { }, |
| 409 | }; |
| 410 | MODULE_DEVICE_TABLE(of, omap_abe_of_match); |
| 411 | |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 412 | static struct platform_driver omap_abe_driver = { |
| 413 | .driver = { |
| 414 | .name = "omap-abe-twl6040", |
| 415 | .owner = THIS_MODULE, |
| 416 | .pm = &snd_soc_pm_ops, |
Peter Ujfalusi | 5ef75e7 | 2012-07-25 16:09:11 +0300 | [diff] [blame] | 417 | .of_match_table = omap_abe_of_match, |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 418 | }, |
| 419 | .probe = omap_abe_probe, |
| 420 | .remove = __devexit_p(omap_abe_remove), |
| 421 | }; |
| 422 | |
| 423 | module_platform_driver(omap_abe_driver); |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 424 | |
Peter Ujfalusi | 8747a6b | 2011-12-07 15:31:26 +0200 | [diff] [blame] | 425 | MODULE_AUTHOR("Misael Lopez Cruz <misael.lopez@ti.com>"); |
Peter Ujfalusi | 13f81d6 | 2011-12-07 15:54:50 +0200 | [diff] [blame] | 426 | MODULE_DESCRIPTION("ALSA SoC for OMAP boards with ABE and twl6040 codec"); |
Misael Lopez Cruz | 5e64d6a | 2010-05-17 19:53:10 -0500 | [diff] [blame] | 427 | MODULE_LICENSE("GPL"); |
Peter Ujfalusi | d1be1d2 | 2011-12-08 11:07:42 +0200 | [diff] [blame] | 428 | MODULE_ALIAS("platform:omap-abe-twl6040"); |