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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-06-05 16:32:59 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-07-08 17:20:20 +0100
commit942c435ba79fd263a922bb114d56eccab6250662 (patch)
tree33dbd312f92e67841620823838b30c27b51686a5 /include/sound/wm8993.h
parentff7d04b130d76ab3a7b79120070346ccf3a72b3f (diff)
ASoC: Add WM8993 CODEC driver
The WM8993 is a highly integrated ultra-low power hi-fi CODEC designed for portable devices such as multimedia phones. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/sound/wm8993.h')
-rw-r--r--include/sound/wm8993.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/include/sound/wm8993.h b/include/sound/wm8993.h
new file mode 100644
index 00000000000..9c661f2f8cd
--- /dev/null
+++ b/include/sound/wm8993.h
@@ -0,0 +1,44 @@
+/*
+ * linux/sound/wm8993.h -- Platform data for WM8993
+ *
+ * Copyright 2009 Wolfson Microelectronics. PLC.
+ *
+ * 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 __LINUX_SND_WM8993_H
+#define __LINUX_SND_WM8993_H
+
+/* Note that EQ1 only contains the enable/disable bit so will be
+ ignored but is included for simplicity.
+ */
+struct wm8993_retune_mobile_setting {
+ const char *name;
+ unsigned int rate;
+ u16 config[24];
+};
+
+struct wm8993_platform_data {
+ struct wm8993_retune_mobile_setting *retune_configs;
+ int num_retune_configs;
+
+ /* LINEOUT can be differential or single ended */
+ unsigned int lineout1_diff:1;
+ unsigned int lineout2_diff:1;
+
+ /* Common mode feedback */
+ unsigned int lineout1fb:1;
+ unsigned int lineout2fb:1;
+
+ /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
+ unsigned int micbias1_lvl:1;
+ unsigned int micbias2_lvl:1;
+
+ /* Jack detect threashold levels, see datasheet for values */
+ unsigned int jd_scthr:2;
+ unsigned int jd_thr:2;
+};
+
+#endif