|  | /* | 
|  | * 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 |