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Diffstat (limited to 'kernel/include/sound/wm8993.h')
| -rw-r--r-- | kernel/include/sound/wm8993.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/kernel/include/sound/wm8993.h b/kernel/include/sound/wm8993.h new file mode 100644 index 000000000..8016fd826 --- /dev/null +++ b/kernel/include/sound/wm8993.h @@ -0,0 +1,48 @@ +/* + * 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; + + /* Delay to add for microphones to stabalise after power up */ + int micbias1_delay; + int micbias2_delay; + + /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */ + unsigned int micbias1_lvl:1; + unsigned int micbias2_lvl:1; + + /* Jack detect threshold levels, see datasheet for values */ + unsigned int jd_scthr:2; + unsigned int jd_thr:2; +}; + +#endif |