[deliverable/linux.git] / include / sound / sh_fsi.h

#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.
 */

#define FSI_PORT_A	0
#define FSI_PORT_B	1

#include <linux/clk.h>
#include <sound/soc.h>

/*
 * flags format
 *
 * 0x00000CBA
 *
 * A:  inversion
 * B:  format mode
 * C:  chip specific
 * D:  clock selecter if master mode
 */

/* B: format mode */
#define SH_FSI_FMT_MASK		0x000000F0
#define SH_FSI_FMT_DAI		(0 << 4)
#define SH_FSI_FMT_SPDIF	(1 << 4)

/* C: chip specific */
#define SH_FSI_OPTION_MASK	0x00000F00
#define SH_FSI_ENABLE_STREAM_MODE	(1 << 8) /* for 16bit data */

/* D:  clock selecter if master mode */
#define SH_FSI_CLK_MASK		0x0000F000
#define SH_FSI_CLK_EXTERNAL	(0 << 12)
#define SH_FSI_CLK_CPG		(1 << 12) /* FSIxCK + FSI-DIV */

struct sh_fsi_port_info {
	unsigned long flags;
	int tx_id;
	int rx_id;
};

struct sh_fsi_platform_info {
	struct sh_fsi_port_info port_a;
	struct sh_fsi_port_info port_b;
};

#endif /* __SOUND_FSI_H */
Commit	Line	Data
	1	#ifndef __SOUND_FSI_H
	2	#define __SOUND_FSI_H
	3
	4	/*
	5	* Fifo-attached Serial Interface (FSI) support for SH7724
	6	*
	7	* Copyright (C) 2009 Renesas Solutions Corp.
	8	* Kuninori Morimoto <morimoto.kuninori@renesas.com>
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
	15	#define FSI_PORT_A 0
	16	#define FSI_PORT_B 1
	17
	18	#include <linux/clk.h>
	19	#include <sound/soc.h>
	20
	21	/*
	22	* flags format
	23	*
	24	* 0x00000CBA
	25	*
	26	* A: inversion
	27	* B: format mode
	28	* C: chip specific
	29	* D: clock selecter if master mode
	30	*/
	31
	32	/* B: format mode */
	33	#define SH_FSI_FMT_MASK 0x000000F0
	34	#define SH_FSI_FMT_DAI (0 << 4)
	35	#define SH_FSI_FMT_SPDIF (1 << 4)
	36
	37	/* C: chip specific */
	38	#define SH_FSI_OPTION_MASK 0x00000F00
	39	#define SH_FSI_ENABLE_STREAM_MODE (1 << 8) /* for 16bit data */
	40
	41	/* D: clock selecter if master mode */
	42	#define SH_FSI_CLK_MASK 0x0000F000
	43	#define SH_FSI_CLK_EXTERNAL (0 << 12)
	44	#define SH_FSI_CLK_CPG (1 << 12) /* FSIxCK + FSI-DIV */
	45
	46	struct sh_fsi_port_info {
	47	unsigned long flags;
	48	int tx_id;
	49	int rx_id;
	50	};
	51
	52	struct sh_fsi_platform_info {
	53	struct sh_fsi_port_info port_a;
	54	struct sh_fsi_port_info port_b;
	55	};
	56
	57	#endif /* __SOUND_FSI_H */