summaryrefslogtreecommitdiffstats
path: root/sound/soc/blackfin/bfin-eval-adau1701.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-23 10:59:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-23 10:59:37 -0700
commite4980371059ca4a81ccdcb4381c41af8869ca711 (patch)
tree29758f7e8d66b5866d9d3897eff12f122000b4d7 /sound/soc/blackfin/bfin-eval-adau1701.c
parent9d1c02135516866cbbb2f80e20cfb65c63a3ce40 (diff)
parent76531d4166fb620375ff3c1ac24753265216d579 (diff)
downloadop-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.c139
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");
OpenPOWER on IntegriCloud