xref: /openbmc/linux/include/sound/max9768.h (revision 394d2bba)
1 /*
2  * Platform data for MAX9768
3  * Copyright (C) 2011, 2012 by Wolfram Sang, Pengutronix e.K.
4  * same licence as the driver
5  */
6 
7 #ifndef __SOUND_MAX9768_PDATA_H__
8 #define __SOUND_MAX9768_PDATA_H__
9 
10 /**
11  * struct max9768_pdata - optional platform specific MAX9768 configuration
12  * @shdn_gpio:	GPIO to SHDN pin. If not valid, pin must be hardwired HIGH
13  * @mute_gpio:	GPIO to MUTE pin. If not valid, control for mute won't be added
14  * @flags: configuration flags, e.g. set classic PWM mode (check datasheet
15  *         regarding "filterless modulation" which is default).
16  */
17 struct max9768_pdata {
18 	int shdn_gpio;
19 	int mute_gpio;
20 	unsigned flags;
21 #define MAX9768_FLAG_CLASSIC_PWM	(1 << 0)
22 };
23 
24 #endif /* __SOUND_MAX9768_PDATA_H__*/
25