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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-23 10:59:37 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-23 10:59:37 -0700 |
commit | e4980371059ca4a81ccdcb4381c41af8869ca711 (patch) | |
tree | 29758f7e8d66b5866d9d3897eff12f122000b4d7 /sound/soc/blackfin/bfin-eval-adau1701.c | |
parent | 9d1c02135516866cbbb2f80e20cfb65c63a3ce40 (diff) | |
parent | 76531d4166fb620375ff3c1ac24753265216d579 (diff) | |
download | op-kernel-dev-e4980371059ca4a81ccdcb4381c41af8869ca711.zip op-kernel-dev-e4980371059ca4a81ccdcb4381c41af8869ca711.tar.gz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (297 commits)
ALSA: asihpi - Replace with snd_ctl_boolean_mono_info()
ALSA: asihpi - HPI version 4.08
ALSA: asihpi - Add volume mute controls
ALSA: asihpi - Control name updates
ALSA: asihpi - Use size_t for sizeof result
ALSA: asihpi - Explicitly include mutex.h
ALSA: asihpi - Add new node and message defines
ALSA: asihpi - Make local function static
ALSA: asihpi - Fix minor typos and spelling
ALSA: asihpi - Remove unused structures, macros and functions
ALSA: asihpi - Remove spurious adapter index check
ALSA: asihpi - Revise snd_pcm_debug_name, get rid of DEBUG_NAME macro
ALSA: asihpi - DSP code loader API now independent of OS
ALSA: asihpi - Remove controlex structs and associated special data transfer code
ALSA: asihpi - Increase request and response buffer sizes
ALSA: asihpi - Give more meaningful name to hpi request message type
ALSA: usb-audio - Add quirk for Roland / BOSS BR-800
ALSA: hda - Remove a superfluous argument of via_auto_init_output()
ALSA: hda - Fix indep-HP path (de-)activation for VT1708* codecs
ALSA: hda - Add documentation for codec-specific mixer controls
...
Diffstat (limited to 'sound/soc/blackfin/bfin-eval-adau1701.c')
-rw-r--r-- | sound/soc/blackfin/bfin-eval-adau1701.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/sound/soc/blackfin/bfin-eval-adau1701.c b/sound/soc/blackfin/bfin-eval-adau1701.c new file mode 100644 index 0000000..e5550ac --- /dev/null +++ b/sound/soc/blackfin/bfin-eval-adau1701.c @@ -0,0 +1,139 @@ +/* + * Machine driver for EVAL-ADAU1701MINIZ on Analog Devices bfin + * evaluation boards. + * + * Copyright 2011 Analog Devices Inc. + * Author: Lars-Peter Clausen <lars@metafoo.de> + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/module.h> +#include <linux/device.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> +#include <sound/pcm_params.h> + +#include "../codecs/adau1701.h" + +static const struct snd_soc_dapm_widget bfin_eval_adau1701_dapm_widgets[] = { + SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_LINE("Line Out", NULL), + SND_SOC_DAPM_LINE("Line In", NULL), +}; + +static const struct snd_soc_dapm_route bfin_eval_adau1701_dapm_routes[] = { + { "Speaker", NULL, "OUT0" }, + { "Speaker", NULL, "OUT1" }, + { "Line Out", NULL, "OUT2" }, + { "Line Out", NULL, "OUT3" }, + + { "IN0", NULL, "Line In" }, + { "IN1", NULL, "Line In" }, +}; + +static int bfin_eval_adau1701_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; + int 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) + return ret; + + ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | + SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM); + if (ret) + return ret; + + ret = snd_soc_dai_set_sysclk(codec_dai, ADAU1701_CLK_SRC_OSC, 12288000, + SND_SOC_CLOCK_IN); + + return ret; +} + +static struct snd_soc_ops bfin_eval_adau1701_ops = { + .hw_params = bfin_eval_adau1701_hw_params, +}; + +static struct snd_soc_dai_link bfin_eval_adau1701_dai[] = { + { + .name = "adau1701", + .stream_name = "adau1701", + .cpu_dai_name = "bfin-i2s.0", + .codec_dai_name = "adau1701", + .platform_name = "bfin-i2s-pcm-audio", + .codec_name = "adau1701.0-0034", + .ops = &bfin_eval_adau1701_ops, + }, + { + .name = "adau1701", + .stream_name = "adau1701", + .cpu_dai_name = "bfin-i2s.1", + .codec_dai_name = "adau1701", + .platform_name = "bfin-i2s-pcm-audio", + .codec_name = "adau1701.0-0034", + .ops = &bfin_eval_adau1701_ops, + }, +}; + +static struct snd_soc_card bfin_eval_adau1701 = { + .name = "bfin-eval-adau1701", + .dai_link = &bfin_eval_adau1701_dai[CONFIG_SND_BF5XX_SPORT_NUM], + .num_links = 1, + + .dapm_widgets = bfin_eval_adau1701_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1701_dapm_widgets), + .dapm_routes = bfin_eval_adau1701_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1701_dapm_routes), +}; + +static int bfin_eval_adau1701_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &bfin_eval_adau1701; + + card->dev = &pdev->dev; + + return snd_soc_register_card(&bfin_eval_adau1701); +} + +static int __devexit bfin_eval_adau1701_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card = platform_get_drvdata(pdev); + + snd_soc_unregister_card(card); + + return 0; +} + +static struct platform_driver bfin_eval_adau1701_driver = { + .driver = { + .name = "bfin-eval-adau1701", + .owner = THIS_MODULE, + .pm = &snd_soc_pm_ops, + }, + .probe = bfin_eval_adau1701_probe, + .remove = __devexit_p(bfin_eval_adau1701_remove), +}; + +static int __init bfin_eval_adau1701_init(void) +{ + return platform_driver_register(&bfin_eval_adau1701_driver); +} +module_init(bfin_eval_adau1701_init); + +static void __exit bfin_eval_adau1701_exit(void) +{ + platform_driver_unregister(&bfin_eval_adau1701_driver); +} +module_exit(bfin_eval_adau1701_exit); + +MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); +MODULE_DESCRIPTION("ALSA SoC bfin ADAU1701 driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:bfin-eval-adau1701"); |