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ARM: SAMSUNG: Prepare audio header for new I2S driver 

Add new defined and data structures in order to prepare for
new I2S driver.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Jassi Brar 2010-11-19 08:49:44 +09:00 committed by Kukjin Kim
parent daea9b4f44
commit 498c08805f
1 changed files with 24 additions and 0 deletions
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24
arch/arm/plat-samsung/include/plat/audio.h
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@ -25,10 +25,34 @@ extern void s3c64xx_ac97_setup_gpio(int);
#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;
};