linux/arch/arm/plat-samsung/include/plat/audio.h
Sangbeom Kim 2839cc1e7e ARM: SAMSUNG: Add platform device for idma
Exynos4 and S5PC110(S5PV210) has Internal dma(idma) in AUDSS.
To support idma, register idma platform device.
and Exynos4 and S5PC110 has different IDMA address.
TO handle different IDMA address, register idma platform data

Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-07-21 14:12:19 +09:00

60 lines
1.7 KiB
C

/* 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;
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;
};