/* 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) /* Quirks of the I2S controller */ u32 quirks; /* * Array of clock names that can be used to generate I2S signals. * Also corresponds to clocks of I2SMOD[10] */ const char **src_clk; }; /** * 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; };