diff options
Diffstat (limited to 'sound/soc/omap/sdp4430.c')
| -rw-r--r-- | sound/soc/omap/sdp4430.c | 279 |
1 files changed, 0 insertions, 279 deletions
diff --git a/sound/soc/omap/sdp4430.c b/sound/soc/omap/sdp4430.c deleted file mode 100644 index 175ba9a04ed..00000000000 --- a/sound/soc/omap/sdp4430.c +++ /dev/null @@ -1,279 +0,0 @@ -/* - * sdp4430.c -- SoC audio for TI OMAP4430 SDP - * - * Author: Misael Lopez Cruz <x0052729@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/clk.h> -#include <linux/platform_device.h> -#include <linux/mfd/twl6040.h> -#include <linux/module.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <sound/jack.h> - -#include <asm/mach-types.h> -#include <plat/hardware.h> -#include <plat/mux.h> - -#include "omap-dmic.h" -#include "omap-mcpdm.h" -#include "omap-pcm.h" -#include "../codecs/twl6040.h" - -static int sdp4430_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 *codec_dai = rtd->codec_dai; - int clk_id, freq; - int ret; - - clk_id = twl6040_get_clk_id(rtd->codec); - if (clk_id == TWL6040_SYSCLK_SEL_HPPLL) - freq = 38400000; - else if (clk_id == TWL6040_SYSCLK_SEL_LPPLL) - freq = 32768; - else - return -EINVAL; - - /* set the codec mclk */ - ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, freq, - SND_SOC_CLOCK_IN); - if (ret) { - printk(KERN_ERR "can't set codec system clock\n"); - return ret; - } - return ret; -} - -static struct snd_soc_ops sdp4430_ops = { - .hw_params = sdp4430_hw_params, -}; - -static int sdp4430_dmic_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; - int ret = 0; - - ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_SYSCLK_PAD_CLKS, - 19200000, SND_SOC_CLOCK_IN); - if (ret < 0) { - printk(KERN_ERR "can't set DMIC cpu system clock\n"); - return ret; - } - ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_ABE_DMIC_CLK, 2400000, - SND_SOC_CLOCK_OUT); - if (ret < 0) { - printk(KERN_ERR "can't set DMIC output clock\n"); - return ret; - } - return 0; -} - -static struct snd_soc_ops sdp4430_dmic_ops = { - .hw_params = sdp4430_dmic_hw_params, -}; - -/* Headset jack */ -static struct snd_soc_jack hs_jack; - -/*Headset jack detection DAPM pins */ -static struct snd_soc_jack_pin hs_jack_pins[] = { - { - .pin = "Headset Mic", - .mask = SND_JACK_MICROPHONE, - }, - { - .pin = "Headset Stereophone", - .mask = SND_JACK_HEADPHONE, - }, -}; - -/* SDP4430 machine DAPM */ -static const struct snd_soc_dapm_widget sdp4430_twl6040_dapm_widgets[] = { - SND_SOC_DAPM_MIC("Ext Mic", NULL), - SND_SOC_DAPM_SPK("Ext Spk", NULL), - SND_SOC_DAPM_MIC("Headset Mic", NULL), - SND_SOC_DAPM_HP("Headset Stereophone", NULL), - SND_SOC_DAPM_SPK("Earphone Spk", NULL), - SND_SOC_DAPM_INPUT("FM Stereo In"), -}; - -static const struct snd_soc_dapm_route audio_map[] = { - /* External Mics: MAINMIC, SUBMIC with bias*/ - {"MAINMIC", NULL, "Main Mic Bias"}, - {"SUBMIC", NULL, "Main Mic Bias"}, - {"Main Mic Bias", NULL, "Ext Mic"}, - - /* External Speakers: HFL, HFR */ - {"Ext Spk", NULL, "HFL"}, - {"Ext Spk", NULL, "HFR"}, - - /* Headset Mic: HSMIC with bias */ - {"HSMIC", NULL, "Headset Mic Bias"}, - {"Headset Mic Bias", NULL, "Headset Mic"}, - - /* Headset Stereophone (Headphone): HSOL, HSOR */ - {"Headset Stereophone", NULL, "HSOL"}, - {"Headset Stereophone", NULL, "HSOR"}, - - /* Earphone speaker */ - {"Earphone Spk", NULL, "EP"}, - - /* Aux/FM Stereo In: AFML, AFMR */ - {"AFML", NULL, "FM Stereo In"}, - {"AFMR", NULL, "FM Stereo In"}, -}; - -static int sdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - int ret, hs_trim; - - /* - * Configure McPDM offset cancellation based on the HSOTRIM value from - * twl6040. - */ - hs_trim = twl6040_get_trim_value(codec, TWL6040_TRIM_HSOTRIM); - omap_mcpdm_configure_dn_offsets(rtd, TWL6040_HSF_TRIM_LEFT(hs_trim), - TWL6040_HSF_TRIM_RIGHT(hs_trim)); - - /* Headset jack detection */ - ret = snd_soc_jack_new(codec, "Headset Jack", - SND_JACK_HEADSET, &hs_jack); - if (ret) - return ret; - - ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins), - hs_jack_pins); - - if (machine_is_omap_4430sdp()) - twl6040_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADSET); - else - snd_soc_jack_report(&hs_jack, SND_JACK_HEADSET, SND_JACK_HEADSET); - - return ret; -} - -static const struct snd_soc_dapm_widget sdp4430_dmic_dapm_widgets[] = { - SND_SOC_DAPM_MIC("Digital Mic", NULL), -}; - -static const struct snd_soc_dapm_route dmic_audio_map[] = { - {"DMic", NULL, "Digital Mic1 Bias"}, - {"Digital Mic1 Bias", NULL, "Digital Mic"}, -}; - -static int sdp4430_dmic_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret; - - ret = snd_soc_dapm_new_controls(dapm, sdp4430_dmic_dapm_widgets, - ARRAY_SIZE(sdp4430_dmic_dapm_widgets)); - if (ret) - return ret; - - return snd_soc_dapm_add_routes(dapm, dmic_audio_map, - ARRAY_SIZE(dmic_audio_map)); -} - -/* Digital audio interface glue - connects codec <--> CPU */ -static struct snd_soc_dai_link sdp4430_dai[] = { - { - .name = "TWL6040", - .stream_name = "TWL6040", - .cpu_dai_name = "omap-mcpdm", - .codec_dai_name = "twl6040-legacy", - .platform_name = "omap-pcm-audio", - .codec_name = "twl6040-codec", - .init = sdp4430_twl6040_init, - .ops = &sdp4430_ops, - }, - { - .name = "DMIC", - .stream_name = "DMIC Capture", - .cpu_dai_name = "omap-dmic", - .codec_dai_name = "dmic-hifi", - .platform_name = "omap-pcm-audio", - .codec_name = "dmic-codec", - .init = sdp4430_dmic_init, - .ops = &sdp4430_dmic_ops, - }, -}; - -/* Audio machine driver */ -static struct snd_soc_card snd_soc_sdp4430 = { - .name = "SDP4430", - .owner = THIS_MODULE, - .dai_link = sdp4430_dai, - .num_links = ARRAY_SIZE(sdp4430_dai), - - .dapm_widgets = sdp4430_twl6040_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(sdp4430_twl6040_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), -}; - -static struct platform_device *sdp4430_snd_device; - -static int __init sdp4430_soc_init(void) -{ - int ret; - - if (!machine_is_omap_4430sdp()) - return -ENODEV; - printk(KERN_INFO "SDP4430 SoC init\n"); - - sdp4430_snd_device = platform_device_alloc("soc-audio", -1); - if (!sdp4430_snd_device) { - printk(KERN_ERR "Platform device allocation failed\n"); - return -ENOMEM; - } - - platform_set_drvdata(sdp4430_snd_device, &snd_soc_sdp4430); - - ret = platform_device_add(sdp4430_snd_device); - if (ret) - goto err; - - return 0; - -err: - printk(KERN_ERR "Unable to add platform device\n"); - platform_device_put(sdp4430_snd_device); - return ret; -} -module_init(sdp4430_soc_init); - -static void __exit sdp4430_soc_exit(void) -{ - platform_device_unregister(sdp4430_snd_device); -} -module_exit(sdp4430_soc_exit); - -MODULE_AUTHOR("Misael Lopez Cruz <x0052729@ti.com>"); -MODULE_DESCRIPTION("ALSA SoC SDP4430"); -MODULE_LICENSE("GPL"); - |