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| 1 /* | 1 /* |
| 2 * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> | 2 * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> |
| 3 * | 3 * |
| 4 * This program is free software; you can redistribute it and/or modify | 4 * This program is free software; you can redistribute it and/or modify |
| 5 * it under the terms of the GNU General Public License version 2 as | 5 * it under the terms of the GNU General Public License version 2 as |
| 6 * published by the Free Software Foundation. | 6 * published by the Free Software Foundation. |
| 7 * | 7 * |
| 8 * You should have received a copy of the GNU General Public License along | 8 * You should have received a copy of the GNU General Public License along |
| 9 * with this program; if not, write to the Free Software Foundation, Inc., | 9 * with this program; if not, write to the Free Software Foundation, Inc., |
| 10 * 675 Mass Ave, Cambridge, MA 02139, USA. | 10 * 675 Mass Ave, Cambridge, MA 02139, USA. |
| 11 * | 11 * |
| 12 */ | 12 */ |
| 13 | 13 |
| 14 #include <linux/kernel.h> | 14 #include <linux/kernel.h> |
| 15 #include <linux/module.h> | 15 #include <linux/module.h> |
| 16 #include <linux/platform_device.h> | 16 #include <linux/platform_device.h> |
| 17 #include <linux/slab.h> | 17 #include <linux/slab.h> |
| 18 | 18 |
| 19 #include <linux/delay.h> | 19 #include <linux/delay.h> |
| 20 | 20 |
| 21 #include <sound/core.h> | 21 #include <sound/core.h> |
| 22 #include <sound/pcm.h> | 22 #include <sound/pcm.h> |
| 23 #include <sound/pcm_params.h> | 23 #include <sound/pcm_params.h> |
| 24 #include <sound/initval.h> | 24 #include <sound/initval.h> |
| 25 #include <sound/soc-dapm.h> | |
| 26 #include <sound/soc.h> | 25 #include <sound/soc.h> |
| 27 | 26 |
| 28 #define JZ4740_REG_CODEC_1 0x0 | 27 #define JZ4740_REG_CODEC_1 0x0 |
| 29 #define JZ4740_REG_CODEC_2 0x1 | 28 #define JZ4740_REG_CODEC_2 0x1 |
| 30 | 29 |
| 31 #define JZ4740_CODEC_1_LINE_ENABLE BIT(29) | 30 #define JZ4740_CODEC_1_LINE_ENABLE BIT(29) |
| 32 #define JZ4740_CODEC_1_MIC_ENABLE BIT(28) | 31 #define JZ4740_CODEC_1_MIC_ENABLE BIT(28) |
| 33 #define JZ4740_CODEC_1_SW1_ENABLE BIT(27) | 32 #define JZ4740_CODEC_1_SW1_ENABLE BIT(27) |
| 34 #define JZ4740_CODEC_1_ADC_ENABLE BIT(26) | 33 #define JZ4740_CODEC_1_ADC_ENABLE BIT(26) |
| 35 #define JZ4740_CODEC_1_SW2_ENABLE BIT(25) | 34 #define JZ4740_CODEC_1_SW2_ENABLE BIT(25) |
| (...skipping 223 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 259 case SND_SOC_BIAS_PREPARE: | 258 case SND_SOC_BIAS_PREPARE: |
| 260 mask = JZ4740_CODEC_1_VREF_DISABLE | | 259 mask = JZ4740_CODEC_1_VREF_DISABLE | |
| 261 JZ4740_CODEC_1_VREF_AMP_DISABLE | | 260 JZ4740_CODEC_1_VREF_AMP_DISABLE | |
| 262 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; | 261 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; |
| 263 value = 0; | 262 value = 0; |
| 264 | 263 |
| 265 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); | 264 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); |
| 266 break; | 265 break; |
| 267 case SND_SOC_BIAS_STANDBY: | 266 case SND_SOC_BIAS_STANDBY: |
| 268 /* The only way to clear the suspend flag is to reset the codec
*/ | 267 /* The only way to clear the suspend flag is to reset the codec
*/ |
| 269 » » if (codec->bias_level == SND_SOC_BIAS_OFF) | 268 » » if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) |
| 270 jz4740_codec_wakeup(codec); | 269 jz4740_codec_wakeup(codec); |
| 271 | 270 |
| 272 mask = JZ4740_CODEC_1_VREF_DISABLE | | 271 mask = JZ4740_CODEC_1_VREF_DISABLE | |
| 273 JZ4740_CODEC_1_VREF_AMP_DISABLE | | 272 JZ4740_CODEC_1_VREF_AMP_DISABLE | |
| 274 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; | 273 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; |
| 275 value = JZ4740_CODEC_1_VREF_DISABLE | | 274 value = JZ4740_CODEC_1_VREF_DISABLE | |
| 276 JZ4740_CODEC_1_VREF_AMP_DISABLE | | 275 JZ4740_CODEC_1_VREF_AMP_DISABLE | |
| 277 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; | 276 JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M; |
| 278 | 277 |
| 279 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); | 278 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); |
| 280 break; | 279 break; |
| 281 case SND_SOC_BIAS_OFF: | 280 case SND_SOC_BIAS_OFF: |
| 282 mask = JZ4740_CODEC_1_SUSPEND; | 281 mask = JZ4740_CODEC_1_SUSPEND; |
| 283 value = JZ4740_CODEC_1_SUSPEND; | 282 value = JZ4740_CODEC_1_SUSPEND; |
| 284 | 283 |
| 285 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); | 284 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value); |
| 286 break; | 285 break; |
| 287 default: | 286 default: |
| 288 break; | 287 break; |
| 289 } | 288 } |
| 290 | 289 |
| 291 » codec->bias_level = level; | 290 » codec->dapm.bias_level = level; |
| 292 | 291 |
| 293 return 0; | 292 return 0; |
| 294 } | 293 } |
| 295 | 294 |
| 296 static int jz4740_codec_dev_probe(struct snd_soc_codec *codec) | 295 static int jz4740_codec_dev_probe(struct snd_soc_codec *codec) |
| 297 { | 296 { |
| 297 struct snd_soc_dapm_context *dapm = &codec->dapm; |
| 298 |
| 298 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, | 299 snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, |
| 299 JZ4740_CODEC_1_SW2_ENABLE, JZ4740_CODEC_1_SW2_ENABLE); | 300 JZ4740_CODEC_1_SW2_ENABLE, JZ4740_CODEC_1_SW2_ENABLE); |
| 300 | 301 |
| 301 snd_soc_add_controls(codec, jz4740_codec_controls, | 302 snd_soc_add_controls(codec, jz4740_codec_controls, |
| 302 ARRAY_SIZE(jz4740_codec_controls)); | 303 ARRAY_SIZE(jz4740_codec_controls)); |
| 303 | 304 |
| 304 » snd_soc_dapm_new_controls(codec, jz4740_codec_dapm_widgets, | 305 » snd_soc_dapm_new_controls(dapm, jz4740_codec_dapm_widgets, |
| 305 ARRAY_SIZE(jz4740_codec_dapm_widgets)); | 306 ARRAY_SIZE(jz4740_codec_dapm_widgets)); |
| 306 | 307 |
| 307 » snd_soc_dapm_add_routes(codec, jz4740_codec_dapm_routes, | 308 » snd_soc_dapm_add_routes(dapm, jz4740_codec_dapm_routes, |
| 308 ARRAY_SIZE(jz4740_codec_dapm_routes)); | 309 ARRAY_SIZE(jz4740_codec_dapm_routes)); |
| 309 | 310 |
| 310 snd_soc_dapm_new_widgets(codec); | 311 snd_soc_dapm_new_widgets(codec); |
| 311 | 312 |
| 312 jz4740_codec_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | 313 jz4740_codec_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
| 313 | 314 |
| 314 return 0; | 315 return 0; |
| 315 } | 316 } |
| 316 | 317 |
| 317 static int jz4740_codec_dev_remove(struct snd_soc_codec *codec) | 318 static int jz4740_codec_dev_remove(struct snd_soc_codec *codec) |
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| 438 static void __exit jz4740_codec_exit(void) | 439 static void __exit jz4740_codec_exit(void) |
| 439 { | 440 { |
| 440 platform_driver_unregister(&jz4740_codec_driver); | 441 platform_driver_unregister(&jz4740_codec_driver); |
| 441 } | 442 } |
| 442 module_exit(jz4740_codec_exit); | 443 module_exit(jz4740_codec_exit); |
| 443 | 444 |
| 444 MODULE_DESCRIPTION("JZ4740 SoC internal codec driver"); | 445 MODULE_DESCRIPTION("JZ4740 SoC internal codec driver"); |
| 445 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); | 446 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); |
| 446 MODULE_LICENSE("GPL v2"); | 447 MODULE_LICENSE("GPL v2"); |
| 447 MODULE_ALIAS("platform:jz4740-codec"); | 448 MODULE_ALIAS("platform:jz4740-codec"); |
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