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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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4ac0478f2a
This patch adds support for passing platform data to ac97 bus devices from PXA2xx-AC97 driver.. Signed-off-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
31 lines
916 B
C
31 lines
916 B
C
#ifndef __ASM_ARCH_AUDIO_H__
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#define __ASM_ARCH_AUDIO_H__
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/ac97_codec.h>
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/*
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* @reset_gpio: AC97 reset gpio (normally gpio113 or gpio95)
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* a -1 value means no gpio will be used for reset
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* @codec_pdata: AC97 codec platform_data
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* reset_gpio should only be specified for pxa27x CPUs where a silicon
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* bug prevents correct operation of the reset line. If not specified,
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* the default behaviour on these CPUs is to consider gpio 113 as the
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* AC97 reset line, which is the default on most boards.
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*/
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typedef struct {
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int (*startup)(struct snd_pcm_substream *, void *);
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void (*shutdown)(struct snd_pcm_substream *, void *);
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void (*suspend)(void *);
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void (*resume)(void *);
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void *priv;
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int reset_gpio;
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void *codec_pdata[AC97_BUS_MAX_DEVICES];
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} pxa2xx_audio_ops_t;
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extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops);
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#endif
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