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-rw-r--r--kernel/include/linux/mfd/abx500/ab8500-codec.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/kernel/include/linux/mfd/abx500/ab8500-codec.h b/kernel/include/linux/mfd/abx500/ab8500-codec.h
new file mode 100644
index 000000000..d7079413d
--- /dev/null
+++ b/kernel/include/linux/mfd/abx500/ab8500-codec.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2012
+ *
+ * Author: Ola Lilja <ola.o.lilja@stericsson.com>
+ * for ST-Ericsson.
+ *
+ * License terms:
+ *
+ * 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.
+ */
+
+#ifndef AB8500_CORE_CODEC_H
+#define AB8500_CORE_CODEC_H
+
+/* Mic-types */
+enum amic_type {
+ AMIC_TYPE_SINGLE_ENDED,
+ AMIC_TYPE_DIFFERENTIAL
+};
+
+/* Mic-biases */
+enum amic_micbias {
+ AMIC_MICBIAS_VAMIC1,
+ AMIC_MICBIAS_VAMIC2,
+ AMIC_MICBIAS_UNKNOWN
+};
+
+/* Bias-voltage */
+enum ear_cm_voltage {
+ EAR_CMV_0_95V,
+ EAR_CMV_1_10V,
+ EAR_CMV_1_27V,
+ EAR_CMV_1_58V,
+ EAR_CMV_UNKNOWN
+};
+
+/* Analog microphone settings */
+struct amic_settings {
+ enum amic_type mic1_type;
+ enum amic_type mic2_type;
+ enum amic_micbias mic1a_micbias;
+ enum amic_micbias mic1b_micbias;
+ enum amic_micbias mic2_micbias;
+};
+
+/* Platform data structure for the audio-parts of the AB8500 */
+struct ab8500_codec_platform_data {
+ struct amic_settings amics;
+ enum ear_cm_voltage ear_cmv;
+};
+
+#endif