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-rw-r--r--kernel/include/sound/cs42l52.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/include/sound/cs42l52.h b/kernel/include/sound/cs42l52.h
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+++ b/kernel/include/sound/cs42l52.h
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+/*
+ * linux/sound/cs42l52.h -- Platform data for CS42L52
+ *
+ * Copyright (c) 2012 Cirrus Logic Inc.
+ *
+ * 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 __CS42L52_H
+#define __CS42L52_H
+
+struct cs42l52_platform_data {
+
+ /* MICBIAS Level. Check datasheet Pg48 */
+ unsigned int micbias_lvl;
+
+ /* MICA mode selection Differential or Single-ended */
+ bool mica_diff_cfg;
+
+ /* MICB mode selection Differential or Single-ended */
+ bool micb_diff_cfg;
+
+ /* Charge Pump Freq. Check datasheet Pg73 */
+ unsigned int chgfreq;
+
+ /* Reset GPIO */
+ unsigned int reset_gpio;
+};
+
+#endif /* __CS42L52_H */