|  | /* arch/arm/plat-samsung/include/plat/audio.h | 
|  | * | 
|  | * Copyright (c) 2009 Samsung Electronics Co. Ltd | 
|  | * Author: Jaswinder Singh <jassi.brar@samsung.com> | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or modify | 
|  | * it under the terms of the GNU General Public License version 2 as | 
|  | * published by the Free Software Foundation. | 
|  | */ | 
|  |  | 
|  | /* The machine init code calls s3c*_ac97_setup_gpio with | 
|  | * one of these defines in order to select appropriate bank | 
|  | * of GPIO for AC97 pins | 
|  | */ | 
|  | #define S3C64XX_AC97_GPD  0 | 
|  | #define S3C64XX_AC97_GPE  1 | 
|  | extern void s3c64xx_ac97_setup_gpio(int); | 
|  |  | 
|  | /* | 
|  | * The machine init code calls s5p*_spdif_setup_gpio with | 
|  | * one of these defines in order to select appropriate bank | 
|  | * of GPIO for S/PDIF pins | 
|  | */ | 
|  | #define S5PC100_SPDIF_GPD  0 | 
|  | #define S5PC100_SPDIF_GPG3 1 | 
|  | extern void s5pc100_spdif_setup_gpio(int); | 
|  |  | 
|  | struct samsung_i2s { | 
|  | /* If the Primary DAI has 5.1 Channels */ | 
|  | #define QUIRK_PRI_6CHAN		(1 << 0) | 
|  | /* If the I2S block has a Stereo Overlay Channel */ | 
|  | #define QUIRK_SEC_DAI		(1 << 1) | 
|  | /* | 
|  | * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit) | 
|  | * The Machine driver must provide suitably set clock to the I2S block. | 
|  | */ | 
|  | #define QUIRK_NO_MUXPSR		(1 << 2) | 
|  | #define QUIRK_NEED_RSTCLR	(1 << 3) | 
|  | #define QUIRK_SUPPORTS_TDM	(1 << 4) | 
|  | /* Quirks of the I2S controller */ | 
|  | u32 quirks; | 
|  | dma_addr_t idma_addr; | 
|  | }; | 
|  |  | 
|  | /** | 
|  | * struct s3c_audio_pdata - common platform data for audio device drivers | 
|  | * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode | 
|  | */ | 
|  | struct s3c_audio_pdata { | 
|  | int (*cfg_gpio)(struct platform_device *); | 
|  | union { | 
|  | struct samsung_i2s i2s; | 
|  | } type; | 
|  | }; |