#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 */ /* A: clock inversion */ #define SH_FSI_INVERSION_MASK 0x0000000F #define SH_FSI_LRM_INV (1 << 0) #define SH_FSI_BRM_INV (1 << 1) #define SH_FSI_LRS_INV (1 << 2) #define SH_FSI_BRS_INV (1 << 3) /* 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 */ /* * set_rate return value * * see ACKMD/BPFMD on * ACK_MD (FSI2) * CKG1 (FSI) * * err : return value < 0 * no change : return value == 0 * change xMD : return value > 0 * * 0x-00000AB * * A: ACKMD value * B: BPFMD value */ #define SH_FSI_ACKMD_MASK (0xF << 0) #define SH_FSI_ACKMD_512 (1 << 0) #define SH_FSI_ACKMD_256 (2 << 0) #define SH_FSI_ACKMD_128 (3 << 0) #define SH_FSI_ACKMD_64 (4 << 0) #define SH_FSI_ACKMD_32 (5 << 0) #define SH_FSI_BPFMD_MASK (0xF << 4) #define SH_FSI_BPFMD_512 (1 << 4) #define SH_FSI_BPFMD_256 (2 << 4) #define SH_FSI_BPFMD_128 (3 << 4) #define SH_FSI_BPFMD_64 (4 << 4) #define SH_FSI_BPFMD_32 (5 << 4) #define SH_FSI_BPFMD_16 (6 << 4) struct sh_fsi_port_info { unsigned long flags; int tx_id; int rx_id; int (*set_rate)(struct device *dev, int rate, int enable); }; struct sh_fsi_platform_info { struct sh_fsi_port_info port_a; struct sh_fsi_port_info port_b; }; #endif /* __SOUND_FSI_H */