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Diffstat (limited to 'include/sound/max9768.h')
-rw-r--r-- | include/sound/max9768.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/sound/max9768.h b/include/sound/max9768.h new file mode 100644 index 000000000000..0f78b41d030e --- /dev/null +++ b/include/sound/max9768.h | |||
@@ -0,0 +1,24 @@ | |||
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__*/ | ||