diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/samsung/smdk_wm8994.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/samsung/smdk_wm8994.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/ANDROID_3.4.5/sound/soc/samsung/smdk_wm8994.c b/ANDROID_3.4.5/sound/soc/samsung/smdk_wm8994.c deleted file mode 100644 index 8eb309f2..00000000 --- a/ANDROID_3.4.5/sound/soc/samsung/smdk_wm8994.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * smdk_wm8994.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include "../codecs/wm8994.h" -#include <sound/pcm_params.h> -#include <linux/module.h> - - /* - * Default CFG switch settings to use this driver: - * SMDKV310: CFG5-1000, CFG7-111111 - */ - - /* - * Configure audio route as :- - * $ amixer sset 'DAC1' on,on - * $ amixer sset 'Right Headphone Mux' 'DAC' - * $ amixer sset 'Left Headphone Mux' 'DAC' - * $ amixer sset 'DAC1R Mixer AIF1.1' on - * $ amixer sset 'DAC1L Mixer AIF1.1' on - * $ amixer sset 'IN2L' on - * $ amixer sset 'IN2L PGA IN2LN' on - * $ amixer sset 'MIXINL IN2L' on - * $ amixer sset 'AIF1ADC1L Mixer ADC/DMIC' on - * $ amixer sset 'IN2R' on - * $ amixer sset 'IN2R PGA IN2RN' on - * $ amixer sset 'MIXINR IN2R' on - * $ amixer sset 'AIF1ADC1R Mixer ADC/DMIC' on - */ - -/* SMDK has a 16.934MHZ crystal attached to WM8994 */ -#define SMDK_WM8994_FREQ 16934000 - -static int smdk_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - unsigned int pll_out; - int ret; - - /* AIF1CLK should be >=3MHz for optimal performance */ - if (params_format(params) == SNDRV_PCM_FORMAT_S24_LE) - pll_out = params_rate(params) * 384; - else if (params_rate(params) == 8000 || params_rate(params) == 11025) - pll_out = params_rate(params) * 512; - else - pll_out = params_rate(params) * 256; - - ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S - | SND_SOC_DAIFMT_NB_NF - | SND_SOC_DAIFMT_CBM_CFM); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S - | SND_SOC_DAIFMT_NB_NF - | SND_SOC_DAIFMT_CBM_CFM); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, WM8994_FLL_SRC_MCLK1, - SMDK_WM8994_FREQ, pll_out); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1, - pll_out, SND_SOC_CLOCK_IN); - if (ret < 0) - return ret; - - return 0; -} - -/* - * SMDK WM8994 DAI operations. - */ -static struct snd_soc_ops smdk_ops = { - .hw_params = smdk_hw_params, -}; - -static int smdk_wm8994_init_paiftx(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - - /* HeadPhone */ - snd_soc_dapm_enable_pin(dapm, "HPOUT1R"); - snd_soc_dapm_enable_pin(dapm, "HPOUT1L"); - - /* MicIn */ - snd_soc_dapm_enable_pin(dapm, "IN1LN"); - snd_soc_dapm_enable_pin(dapm, "IN1RN"); - - /* LineIn */ - snd_soc_dapm_enable_pin(dapm, "IN2LN"); - snd_soc_dapm_enable_pin(dapm, "IN2RN"); - - /* Other pins NC */ - snd_soc_dapm_nc_pin(dapm, "HPOUT2P"); - snd_soc_dapm_nc_pin(dapm, "HPOUT2N"); - snd_soc_dapm_nc_pin(dapm, "SPKOUTLN"); - snd_soc_dapm_nc_pin(dapm, "SPKOUTLP"); - snd_soc_dapm_nc_pin(dapm, "SPKOUTRP"); - snd_soc_dapm_nc_pin(dapm, "SPKOUTRN"); - snd_soc_dapm_nc_pin(dapm, "LINEOUT1N"); - snd_soc_dapm_nc_pin(dapm, "LINEOUT1P"); - snd_soc_dapm_nc_pin(dapm, "LINEOUT2N"); - snd_soc_dapm_nc_pin(dapm, "LINEOUT2P"); - snd_soc_dapm_nc_pin(dapm, "IN1LP"); - snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN"); - snd_soc_dapm_nc_pin(dapm, "IN1RP"); - snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP"); - - return 0; -} - -static struct snd_soc_dai_link smdk_dai[] = { - { /* Primary DAI i/f */ - .name = "WM8994 AIF1", - .stream_name = "Pri_Dai", - .cpu_dai_name = "samsung-i2s.0", - .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", - .codec_name = "wm8994-codec", - .init = smdk_wm8994_init_paiftx, - .ops = &smdk_ops, - }, { /* Sec_Fifo Playback i/f */ - .name = "Sec_FIFO TX", - .stream_name = "Sec_Dai", - .cpu_dai_name = "samsung-i2s.4", - .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", - .codec_name = "wm8994-codec", - .ops = &smdk_ops, - }, -}; - -static struct snd_soc_card smdk = { - .name = "SMDK-I2S", - .owner = THIS_MODULE, - .dai_link = smdk_dai, - .num_links = ARRAY_SIZE(smdk_dai), -}; - -static struct platform_device *smdk_snd_device; - -static int __init smdk_audio_init(void) -{ - int ret; - - smdk_snd_device = platform_device_alloc("soc-audio", -1); - if (!smdk_snd_device) - return -ENOMEM; - - platform_set_drvdata(smdk_snd_device, &smdk); - - ret = platform_device_add(smdk_snd_device); - if (ret) - platform_device_put(smdk_snd_device); - - return ret; -} -module_init(smdk_audio_init); - -static void __exit smdk_audio_exit(void) -{ - platform_device_unregister(smdk_snd_device); -} -module_exit(smdk_audio_exit); - -MODULE_DESCRIPTION("ALSA SoC SMDK WM8994"); -MODULE_LICENSE("GPL"); |