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/*
* kirkwood . h
*
* ( c ) 2010 Arnaud Patard < apatard @ mandriva . com >
*
* This program is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation ; either version 2 of the License , or ( at your
* option ) any later version .
*/
# ifndef _KIRKWOOD_AUDIO_H
# define _KIRKWOOD_AUDIO_H
# define KIRKWOOD_RECORD_WIN 0
# define KIRKWOOD_PLAYBACK_WIN 1
# define KIRKWOOD_MAX_AUDIO_WIN 2
# define KIRKWOOD_AUDIO_WIN_BASE_REG(win) (0xA00 + ((win)<<3))
# define KIRKWOOD_AUDIO_WIN_CTRL_REG(win) (0xA04 + ((win)<<3))
# define KIRKWOOD_RECCTL 0x1000
# define KIRKWOOD_RECCTL_SPDIF_EN (1<<11)
# define KIRKWOOD_RECCTL_I2S_EN (1<<10)
# define KIRKWOOD_RECCTL_PAUSE (1<<9)
# define KIRKWOOD_RECCTL_MUTE (1<<8)
# define KIRKWOOD_RECCTL_BURST_MASK (3<<5)
# define KIRKWOOD_RECCTL_BURST_128 (2<<5)
# define KIRKWOOD_RECCTL_BURST_32 (1<<5)
# define KIRKWOOD_RECCTL_MONO (1<<4)
# define KIRKWOOD_RECCTL_MONO_CHAN_RIGHT (1<<3)
# define KIRKWOOD_RECCTL_MONO_CHAN_LEFT (0<<3)
# define KIRKWOOD_RECCTL_SIZE_MASK (7<<0)
# define KIRKWOOD_RECCTL_SIZE_16 (7<<0)
# define KIRKWOOD_RECCTL_SIZE_16_C (3<<0)
# define KIRKWOOD_RECCTL_SIZE_20 (2<<0)
# define KIRKWOOD_RECCTL_SIZE_24 (1<<0)
# define KIRKWOOD_RECCTL_SIZE_32 (0<<0)
# define KIRKWOOD_REC_BUF_ADDR 0x1004
# define KIRKWOOD_REC_BUF_SIZE 0x1008
# define KIRKWOOD_REC_BYTE_COUNT 0x100C
# define KIRKWOOD_PLAYCTL 0x1100
# define KIRKWOOD_PLAYCTL_PLAY_BUSY (1<<16)
# define KIRKWOOD_PLAYCTL_BURST_MASK (3<<11)
# define KIRKWOOD_PLAYCTL_BURST_128 (2<<11)
# define KIRKWOOD_PLAYCTL_BURST_32 (1<<11)
# define KIRKWOOD_PLAYCTL_PAUSE (1<<9)
# define KIRKWOOD_PLAYCTL_SPDIF_MUTE (1<<8)
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# define KIRKWOOD_PLAYCTL_MONO_MASK (3<<5)
# define KIRKWOOD_PLAYCTL_MONO_BOTH (3<<5)
# define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5)
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# define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7)
# define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4)
# define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
# define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0)
# define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0)
# define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0)
# define KIRKWOOD_PLAYCTL_SIZE_20 (2<<0)
# define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0)
# define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0)
# define KIRKWOOD_PLAY_BUF_ADDR 0x1104
# define KIRKWOOD_PLAY_BUF_SIZE 0x1108
# define KIRKWOOD_PLAY_BYTE_COUNT 0x110C
# define KIRKWOOD_DCO_CTL 0x1204
# define KIRKWOOD_DCO_CTL_OFFSET_MASK (0xFFF<<2)
# define KIRKWOOD_DCO_CTL_OFFSET_0 (0x800<<2)
# define KIRKWOOD_DCO_CTL_FREQ_MASK (3<<0)
# define KIRKWOOD_DCO_CTL_FREQ_11 (0<<0)
# define KIRKWOOD_DCO_CTL_FREQ_12 (1<<0)
# define KIRKWOOD_DCO_CTL_FREQ_24 (2<<0)
# define KIRKWOOD_DCO_SPCR_STATUS 0x120c
# define KIRKWOOD_DCO_SPCR_STATUS_DCO_LOCK (1<<16)
# define KIRKWOOD_ERR_CAUSE 0x1300
# define KIRKWOOD_ERR_MASK 0x1304
# define KIRKWOOD_INT_CAUSE 0x1308
# define KIRKWOOD_INT_MASK 0x130C
# define KIRKWOOD_INT_CAUSE_PLAY_BYTES (1<<14)
# define KIRKWOOD_INT_CAUSE_REC_BYTES (1<<13)
# define KIRKWOOD_INT_CAUSE_DMA_PLAY_END (1<<7)
# define KIRKWOOD_INT_CAUSE_DMA_PLAY_3Q (1<<6)
# define KIRKWOOD_INT_CAUSE_DMA_PLAY_HALF (1<<5)
# define KIRKWOOD_INT_CAUSE_DMA_PLAY_1Q (1<<4)
# define KIRKWOOD_INT_CAUSE_DMA_REC_END (1<<3)
# define KIRKWOOD_INT_CAUSE_DMA_REC_3Q (1<<2)
# define KIRKWOOD_INT_CAUSE_DMA_REC_HALF (1<<1)
# define KIRKWOOD_INT_CAUSE_DMA_REC_1Q (1<<0)
# define KIRKWOOD_REC_BYTE_INT_COUNT 0x1310
# define KIRKWOOD_PLAY_BYTE_INT_COUNT 0x1314
# define KIRKWOOD_BYTE_INT_COUNT_MASK 0xffffff
# define KIRKWOOD_I2S_PLAYCTL 0x2508
# define KIRKWOOD_I2S_RECCTL 0x2408
# define KIRKWOOD_I2S_CTL_JUST_MASK (0xf<<26)
# define KIRKWOOD_I2S_CTL_LJ (0<<26)
# define KIRKWOOD_I2S_CTL_I2S (5<<26)
# define KIRKWOOD_I2S_CTL_RJ (8<<26)
# define KIRKWOOD_I2S_CTL_SIZE_MASK (3<<30)
# define KIRKWOOD_I2S_CTL_SIZE_16 (3<<30)
# define KIRKWOOD_I2S_CTL_SIZE_20 (2<<30)
# define KIRKWOOD_I2S_CTL_SIZE_24 (1<<30)
# define KIRKWOOD_I2S_CTL_SIZE_32 (0<<30)
# define KIRKWOOD_AUDIO_BUF_MAX (16*1024*1024)
/* Theses values come from the marvell alsa driver */
/* need to find where they come from */
# define KIRKWOOD_SND_MIN_PERIODS 8
# define KIRKWOOD_SND_MAX_PERIODS 16
# define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x4000
# define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x4000
struct kirkwood_dma_data {
struct resource * mem ;
void __iomem * io ;
int irq ;
int burst ;
struct mbus_dram_target_info * dram ;
} ;
# endif