| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #ifndef __SOC_PXA_AUDIO_H__ |
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| 3 | #define __SOC_PXA_AUDIO_H__ |
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| 4 | |
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| 5 | #include <sound/core.h> |
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| 6 | #include <sound/pcm.h> |
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| 7 | #include <sound/ac97_codec.h> |
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| 8 | |
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| 9 | /* |
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| 10 | * @reset_gpio: AC97 reset gpio (normally gpio113 or gpio95) |
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| 11 | * a -1 value means no gpio will be used for reset |
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| 12 | * @codec_pdata: AC97 codec platform_data |
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| 13 | |
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| 14 | * reset_gpio should only be specified for pxa27x CPUs where a silicon |
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| 15 | * bug prevents correct operation of the reset line. If not specified, |
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| 16 | * the default behaviour on these CPUs is to consider gpio 113 as the |
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| 17 | * AC97 reset line, which is the default on most boards. |
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| 18 | */ |
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| 19 | typedef struct { |
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| 20 | int (*startup)(struct snd_pcm_substream *, void *); |
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| 21 | void (*shutdown)(struct snd_pcm_substream *, void *); |
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| 22 | void (*suspend)(void *); |
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| 23 | void (*resume)(void *); |
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| 24 | void *priv; |
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| 25 | int reset_gpio; |
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| 26 | void *codec_pdata[AC97_BUS_MAX_DEVICES]; |
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| 27 | } pxa2xx_audio_ops_t; |
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| 28 | |
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| 29 | extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops); |
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| 30 | extern void pxa27x_configure_ac97reset(int reset_gpio, bool to_gpio); |
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| 31 | |
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| 32 | #endif |
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| 33 | |
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