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8d971691 1/*
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2 * Copyright (c) 2009 Samsung Electronics Co. Ltd
3 * Author: Jaswinder Singh <jassi.brar@samsung.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 */
9
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10/* The machine init code calls s3c*_ac97_setup_gpio with
11 * one of these defines in order to select appropriate bank
12 * of GPIO for AC97 pins
13 */
14#define S3C64XX_AC97_GPD 0
15#define S3C64XX_AC97_GPE 1
16extern void s3c64xx_ac97_setup_gpio(int);
17
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18struct samsung_i2s {
19/* If the Primary DAI has 5.1 Channels */
20#define QUIRK_PRI_6CHAN (1 << 0)
21/* If the I2S block has a Stereo Overlay Channel */
22#define QUIRK_SEC_DAI (1 << 1)
23/*
24 * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit)
25 * The Machine driver must provide suitably set clock to the I2S block.
26 */
27#define QUIRK_NO_MUXPSR (1 << 2)
28#define QUIRK_NEED_RSTCLR (1 << 3)
4ca0c0d4 29#define QUIRK_SUPPORTS_TDM (1 << 4)
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30 /* Quirks of the I2S controller */
31 u32 quirks;
2839cc1e 32 dma_addr_t idma_addr;
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33};
34
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35/**
36 * struct s3c_audio_pdata - common platform data for audio device drivers
37 * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode
38 */
39struct s3c_audio_pdata {
40 int (*cfg_gpio)(struct platform_device *);
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41 union {
42 struct samsung_i2s i2s;
43 } type;
07e74c0a 44};