1/* 2 * kirkwood.h 3 * 4 * (c) 2010 Arnaud Patard <apatard@mandriva.com> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation; either version 2 of the License, or (at your 9 * option) any later version. 10 */ 11 12#ifndef _KIRKWOOD_AUDIO_H 13#define _KIRKWOOD_AUDIO_H 14 15#define KIRKWOOD_RECORD_WIN 0 16#define KIRKWOOD_PLAYBACK_WIN 1 17#define KIRKWOOD_MAX_AUDIO_WIN 2 18 19#define KIRKWOOD_AUDIO_WIN_BASE_REG(win) (0xA00 + ((win)<<3)) 20#define KIRKWOOD_AUDIO_WIN_CTRL_REG(win) (0xA04 + ((win)<<3)) 21 22 23#define KIRKWOOD_RECCTL 0x1000 24#define KIRKWOOD_RECCTL_SPDIF_EN (1<<11) 25#define KIRKWOOD_RECCTL_I2S_EN (1<<10) 26#define KIRKWOOD_RECCTL_PAUSE (1<<9) 27#define KIRKWOOD_RECCTL_MUTE (1<<8) 28#define KIRKWOOD_RECCTL_BURST_MASK (3<<5) 29#define KIRKWOOD_RECCTL_BURST_128 (2<<5) 30#define KIRKWOOD_RECCTL_BURST_32 (1<<5) 31#define KIRKWOOD_RECCTL_MONO (1<<4) 32#define KIRKWOOD_RECCTL_MONO_CHAN_RIGHT (1<<3) 33#define KIRKWOOD_RECCTL_MONO_CHAN_LEFT (0<<3) 34#define KIRKWOOD_RECCTL_SIZE_MASK (7<<0) 35#define KIRKWOOD_RECCTL_SIZE_16 (7<<0) 36#define KIRKWOOD_RECCTL_SIZE_16_C (3<<0) 37#define KIRKWOOD_RECCTL_SIZE_20 (2<<0) 38#define KIRKWOOD_RECCTL_SIZE_24 (1<<0) 39#define KIRKWOOD_RECCTL_SIZE_32 (0<<0) 40 41#define KIRKWOOD_REC_BUF_ADDR 0x1004 42#define KIRKWOOD_REC_BUF_SIZE 0x1008 43#define KIRKWOOD_REC_BYTE_COUNT 0x100C 44 45#define KIRKWOOD_PLAYCTL 0x1100 46#define KIRKWOOD_PLAYCTL_PLAY_BUSY (1<<16) 47#define KIRKWOOD_PLAYCTL_BURST_MASK (3<<11) 48#define KIRKWOOD_PLAYCTL_BURST_128 (2<<11) 49#define KIRKWOOD_PLAYCTL_BURST_32 (1<<11) 50#define KIRKWOOD_PLAYCTL_PAUSE (1<<9) 51#define KIRKWOOD_PLAYCTL_SPDIF_MUTE (1<<8) 52#define KIRKWOOD_PLAYCTL_MONO_MASK (3<<5) 53#define KIRKWOOD_PLAYCTL_MONO_BOTH (3<<5) 54#define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5) 55#define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7) 56#define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4) 57#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3) 58#define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0) 59#define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0) 60#define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0) 61#define KIRKWOOD_PLAYCTL_SIZE_20 (2<<0) 62#define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0) 63#define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0) 64 65#define KIRKWOOD_PLAY_BUF_ADDR 0x1104 66#define KIRKWOOD_PLAY_BUF_SIZE 0x1108 67#define KIRKWOOD_PLAY_BYTE_COUNT 0x110C 68 69#define KIRKWOOD_DCO_CTL 0x1204 70#define KIRKWOOD_DCO_CTL_OFFSET_MASK (0xFFF<<2) 71#define KIRKWOOD_DCO_CTL_OFFSET_0 (0x800<<2) 72#define KIRKWOOD_DCO_CTL_FREQ_MASK (3<<0) 73#define KIRKWOOD_DCO_CTL_FREQ_11 (0<<0) 74#define KIRKWOOD_DCO_CTL_FREQ_12 (1<<0) 75#define KIRKWOOD_DCO_CTL_FREQ_24 (2<<0) 76 77#define KIRKWOOD_DCO_SPCR_STATUS 0x120c 78#define KIRKWOOD_DCO_SPCR_STATUS_DCO_LOCK (1<<16) 79 80#define KIRKWOOD_ERR_CAUSE 0x1300 81#define KIRKWOOD_ERR_MASK 0x1304 82 83#define KIRKWOOD_INT_CAUSE 0x1308 84#define KIRKWOOD_INT_MASK 0x130C 85#define KIRKWOOD_INT_CAUSE_PLAY_BYTES (1<<14) 86#define KIRKWOOD_INT_CAUSE_REC_BYTES (1<<13) 87#define KIRKWOOD_INT_CAUSE_DMA_PLAY_END (1<<7) 88#define KIRKWOOD_INT_CAUSE_DMA_PLAY_3Q (1<<6) 89#define KIRKWOOD_INT_CAUSE_DMA_PLAY_HALF (1<<5) 90#define KIRKWOOD_INT_CAUSE_DMA_PLAY_1Q (1<<4) 91#define KIRKWOOD_INT_CAUSE_DMA_REC_END (1<<3) 92#define KIRKWOOD_INT_CAUSE_DMA_REC_3Q (1<<2) 93#define KIRKWOOD_INT_CAUSE_DMA_REC_HALF (1<<1) 94#define KIRKWOOD_INT_CAUSE_DMA_REC_1Q (1<<0) 95 96#define KIRKWOOD_REC_BYTE_INT_COUNT 0x1310 97#define KIRKWOOD_PLAY_BYTE_INT_COUNT 0x1314 98#define KIRKWOOD_BYTE_INT_COUNT_MASK 0xffffff 99 100#define KIRKWOOD_I2S_PLAYCTL 0x2508 101#define KIRKWOOD_I2S_RECCTL 0x2408 102#define KIRKWOOD_I2S_CTL_JUST_MASK (0xf<<26) 103#define KIRKWOOD_I2S_CTL_LJ (0<<26) 104#define KIRKWOOD_I2S_CTL_I2S (5<<26) 105#define KIRKWOOD_I2S_CTL_RJ (8<<26) 106#define KIRKWOOD_I2S_CTL_SIZE_MASK (3<<30) 107#define KIRKWOOD_I2S_CTL_SIZE_16 (3<<30) 108#define KIRKWOOD_I2S_CTL_SIZE_20 (2<<30) 109#define KIRKWOOD_I2S_CTL_SIZE_24 (1<<30) 110#define KIRKWOOD_I2S_CTL_SIZE_32 (0<<30) 111 112#define KIRKWOOD_AUDIO_BUF_MAX (16*1024*1024) 113 114/* Theses values come from the marvell alsa driver */ 115/* need to find where they come from */ 116#define KIRKWOOD_SND_MIN_PERIODS 8 117#define KIRKWOOD_SND_MAX_PERIODS 16 118#define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x4000 119#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x4000 120 121struct kirkwood_dma_data { 122 struct resource *mem; 123 void __iomem *io; 124 int irq; 125 int burst; 126 struct mbus_dram_target_info *dram; 127}; 128 129#endif 130