| #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 (1 << 0) |
| #define SH_FSI_FMT_MONO_DELAY (1 << 1) |
| #define SH_FSI_FMT_PCM (1 << 2) |
| #define SH_FSI_FMT_I2S (1 << 3) |
| #define SH_FSI_FMT_TDM (1 << 4) |
| #define SH_FSI_FMT_TDM_DELAY (1 << 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 */ |
