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authorAshish Chavan <ashish.chavan@kpitcummins.com>2012-09-21 16:46:17 +0200
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-28 15:21:54 +0200
commit9911f7f7562a25381eff93fdc660a4a3b4c0f6e0 (patch)
treebe43efe4c9efbeb9d2ac4a1ec90fb13a5be13301 /include/sound/da9055.h
parentASoC: eukrea-tlv320: Convert it to platform driver (diff)
downloadlinux-9911f7f7562a25381eff93fdc660a4a3b4c0f6e0.tar.xz
linux-9911f7f7562a25381eff93fdc660a4a3b4c0f6e0.zip
ASoC: codecs: Add DA9055 codec driver
This patch adds support for Dialog semiconductor's DA9055 audio codec. This has been tested on DA9055 EVB with Samsung SMDK6410 board. Signed-off-by: Ashish Chavan <ashish.chavan@kpitcummins.com> Signed-off-by: David Dajun Chen <david.chen@diasemi.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/sound/da9055.h')
-rw-r--r--include/sound/da9055.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/sound/da9055.h b/include/sound/da9055.h
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+/*
+ * DA9055 ALSA Soc codec driver
+ *
+ * Copyright (c) 2012 Dialog Semiconductor
+ *
+ * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
+ * Written by David Chen <david.chen@diasemi.com> and
+ * Ashish Chavan <ashish.chavan@kpitcummins.com>
+ *
+ * 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.
+ */
+
+#ifndef __SOUND_DA9055_H__
+#define __SOUND_DA9055_H__
+
+enum da9055_micbias_voltage {
+ DA9055_MICBIAS_1_6V = 0,
+ DA9055_MICBIAS_1_8V = 1,
+ DA9055_MICBIAS_2_1V = 2,
+ DA9055_MICBIAS_2_2V = 3,
+};
+
+struct da9055_platform_data {
+ /* Selects which of the two MicBias pins acts as the bias source */
+ bool micbias_source;
+ /* Selects the micbias voltage */
+ enum da9055_micbias_voltage micbias;
+};
+
+#endif