|  | /* | 
|  | * linux/sound/rt5640.h -- Platform data for RT5640 | 
|  | * | 
|  | * Copyright 2011 Realtek Microelectronics | 
|  | * | 
|  | * 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_RT5640_H | 
|  | #define __LINUX_SND_RT5640_H | 
|  |  | 
|  | struct rt5640_platform_data { | 
|  | /* IN1 & IN2 can optionally be differential */ | 
|  | bool in1_diff; | 
|  | bool in2_diff; | 
|  |  | 
|  | bool dmic_en; | 
|  | bool dmic1_data_pin; /* 0 = IN1P; 1 = GPIO3 */ | 
|  | bool dmic2_data_pin; /* 0 = IN1N; 1 = GPIO4 */ | 
|  |  | 
|  | int ldo1_en; /* GPIO for LDO1_EN */ | 
|  | }; | 
|  |  | 
|  | #endif |