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394d2bbae3
Add a driver supporting the volume control and the mute pin. Shdn pin and DAPM are not taken care of yet. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
25 lines
729 B
C
25 lines
729 B
C
/*
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* Platform data for MAX9768
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* Copyright (C) 2011, 2012 by Wolfram Sang, Pengutronix e.K.
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* same licence as the driver
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*/
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#ifndef __SOUND_MAX9768_PDATA_H__
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#define __SOUND_MAX9768_PDATA_H__
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/**
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* struct max9768_pdata - optional platform specific MAX9768 configuration
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* @shdn_gpio: GPIO to SHDN pin. If not valid, pin must be hardwired HIGH
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* @mute_gpio: GPIO to MUTE pin. If not valid, control for mute won't be added
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* @flags: configuration flags, e.g. set classic PWM mode (check datasheet
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* regarding "filterless modulation" which is default).
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*/
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struct max9768_pdata {
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int shdn_gpio;
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int mute_gpio;
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unsigned flags;
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#define MAX9768_FLAG_CLASSIC_PWM (1 << 0)
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};
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#endif /* __SOUND_MAX9768_PDATA_H__*/
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