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#ifndef __SOUND_FSI_H
#define __SOUND_FSI_H
/*
* Fifo-attached Serial Interface (FSI) support for SH7724
*
* Copyright (C) 2009 Renesas Solutions Corp.
* Kuninori Morimoto <morimoto.kuninori@renesas.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.
*/
/* flags format
* 0xABCDEEFF
*
* A: channel size for TDM (input)
* B: channel size for TDM (ooutput)
* C: inversion
* D: mode
* E: input format
* F: output format
*/
#include <linux/clk.h>
#include <sound/soc.h>
/* TDM channel */
#define SH_FSI_SET_CH_I(x) ((x & 0xF) << 28)
#define SH_FSI_SET_CH_O(x) ((x & 0xF) << 24)
#define SH_FSI_CH_IMASK 0xF0000000
#define SH_FSI_CH_OMASK 0x0F000000
#define SH_FSI_GET_CH_I(x) ((x & SH_FSI_CH_IMASK) >> 28)
#define SH_FSI_GET_CH_O(x) ((x & SH_FSI_CH_OMASK) >> 24)
/* clock inversion */
#define SH_FSI_INVERSION_MASK 0x00F00000
#define SH_FSI_LRM_INV (1 << 20)
#define SH_FSI_BRM_INV (1 << 21)
#define SH_FSI_LRS_INV (1 << 22)
#define SH_FSI_BRS_INV (1 << 23)
/* mode */
#define SH_FSI_MODE_MASK 0x000F0000
#define SH_FSI_IN_SLAVE_MODE (1 << 16) /* default master mode */
#define SH_FSI_OUT_SLAVE_MODE (1 << 17) /* default master mode */
/* DI format */
#define SH_FSI_FMT_MASK 0x000000FF
#define SH_FSI_IFMT(x) (((SH_FSI_FMT_ ## x) & SH_FSI_FMT_MASK) << 8)
#define SH_FSI_OFMT(x) (((SH_FSI_FMT_ ## x) & SH_FSI_FMT_MASK) << 0)
#define SH_FSI_GET_IFMT(x) ((x >> 8) & SH_FSI_FMT_MASK)
#define SH_FSI_GET_OFMT(x) ((x >> 0) & SH_FSI_FMT_MASK)
#define SH_FSI_FMT_MONO 0
#define SH_FSI_FMT_MONO_DELAY 1
#define SH_FSI_FMT_PCM 2
#define SH_FSI_FMT_I2S 3
#define SH_FSI_FMT_TDM 4
#define SH_FSI_FMT_TDM_DELAY 5
#define SH_FSI_IFMT_TDM_CH(x) \
(SH_FSI_IFMT(TDM) | SH_FSI_SET_CH_I(x))
#define SH_FSI_IFMT_TDM_DELAY_CH(x) \
(SH_FSI_IFMT(TDM_DELAY) | SH_FSI_SET_CH_I(x))
#define SH_FSI_OFMT_TDM_CH(x) \
(SH_FSI_OFMT(TDM) | SH_FSI_SET_CH_O(x))
#define SH_FSI_OFMT_TDM_DELAY_CH(x) \
(SH_FSI_OFMT(TDM_DELAY) | SH_FSI_SET_CH_O(x))
struct sh_fsi_platform_info {
unsigned long porta_flags;
unsigned long portb_flags;
};
extern struct snd_soc_dai fsi_soc_dai[2];
extern struct snd_soc_platform fsi_soc_platform;
#endif /* __SOUND_FSI_H */
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