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authorBrian Austin <brian.austin@cirrus.com>2014-05-05 15:09:08 -0500
committerMark Brown <broonie@linaro.org>2014-05-05 18:20:22 -0700
commit272b5edd3b8fe51d4e22fbea996a8d6560b8d048 (patch)
treec99d632c93a3656a9a6198de29d3139a4027cc46 /include/sound
parenteba17e6868059849fc2ffa79aabdd5b59f229fb9 (diff)
ASoC: Add support for CS42L56 CODEC
This patch adds support for the Cirrus Logic Low Power Stereo I2C CODEC Signed-off-by: Brian Austin <brian.austin@cirrus.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/cs42l56.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/include/sound/cs42l56.h b/include/sound/cs42l56.h
new file mode 100644
index 000000000000..2467c8ff132c
--- /dev/null
+++ b/include/sound/cs42l56.h
@@ -0,0 +1,48 @@
+/*
+ * linux/sound/cs42l56.h -- Platform data for CS42L56
+ *
+ * Copyright (c) 2014 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 __CS42L56_H
+#define __CS42L56_H
+
+struct cs42l56_platform_data {
+
+ /* GPIO for Reset */
+ unsigned int gpio_nreset;
+
+ /* MICBIAS Level. Check datasheet Pg48 */
+ unsigned int micbias_lvl;
+
+ /* Analog Input 1A Reference 0=Single 1=Pseudo-Differential */
+ unsigned int ain1a_ref_cfg;
+
+ /* Analog Input 2A Reference 0=Single 1=Pseudo-Differential */
+ unsigned int ain2a_ref_cfg;
+
+ /* Analog Input 1B Reference 0=Single 1=Pseudo-Differential */
+ unsigned int ain1b_ref_cfg;
+
+ /* Analog Input 2B Reference 0=Single 1=Pseudo-Differential */
+ unsigned int ain2b_ref_cfg;
+
+ /* Charge Pump Freq. Check datasheet Pg62 */
+ unsigned int chgfreq;
+
+ /* HighPass Filter Right Channel Corner Frequency */
+ unsigned int hpfb_freq;
+
+ /* HighPass Filter Left Channel Corner Frequency */
+ unsigned int hpfa_freq;
+
+ /* Adaptive Power Control for LO/HP */
+ unsigned int adaptive_pwr;
+
+};
+
+#endif /* __CS42L56_H */