149 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * kirkwood.h4 *5 * (c) 2010 Arnaud Patard <apatard@mandriva.com>6 */7 8#ifndef _KIRKWOOD_AUDIO_H9#define _KIRKWOOD_AUDIO_H10 11#define DRV_NAME "mvebu-audio"12 13#define KIRKWOOD_RECORD_WIN 014#define KIRKWOOD_PLAYBACK_WIN 115#define KIRKWOOD_MAX_AUDIO_WIN 216 17#define KIRKWOOD_AUDIO_WIN_BASE_REG(win) (0xA00 + ((win)<<3))18#define KIRKWOOD_AUDIO_WIN_CTRL_REG(win) (0xA04 + ((win)<<3))19 20 21#define KIRKWOOD_RECCTL 0x100022#define KIRKWOOD_RECCTL_SPDIF_EN (1<<11)23#define KIRKWOOD_RECCTL_I2S_EN (1<<10)24#define KIRKWOOD_RECCTL_PAUSE (1<<9)25#define KIRKWOOD_RECCTL_MUTE (1<<8)26#define KIRKWOOD_RECCTL_BURST_MASK (3<<5)27#define KIRKWOOD_RECCTL_BURST_128 (2<<5)28#define KIRKWOOD_RECCTL_BURST_32 (1<<5)29#define KIRKWOOD_RECCTL_MONO (1<<4)30#define KIRKWOOD_RECCTL_MONO_CHAN_RIGHT (1<<3)31#define KIRKWOOD_RECCTL_MONO_CHAN_LEFT (0<<3)32#define KIRKWOOD_RECCTL_SIZE_MASK (7<<0)33#define KIRKWOOD_RECCTL_SIZE_16 (7<<0)34#define KIRKWOOD_RECCTL_SIZE_16_C (3<<0)35#define KIRKWOOD_RECCTL_SIZE_20 (2<<0)36#define KIRKWOOD_RECCTL_SIZE_24 (1<<0)37#define KIRKWOOD_RECCTL_SIZE_32 (0<<0)38 39#define KIRKWOOD_RECCTL_ENABLE_MASK (KIRKWOOD_RECCTL_SPDIF_EN | \40 KIRKWOOD_RECCTL_I2S_EN)41 42#define KIRKWOOD_REC_BUF_ADDR 0x100443#define KIRKWOOD_REC_BUF_SIZE 0x100844#define KIRKWOOD_REC_BYTE_COUNT 0x100C45 46#define KIRKWOOD_PLAYCTL 0x110047#define KIRKWOOD_PLAYCTL_PLAY_BUSY (1<<16)48#define KIRKWOOD_PLAYCTL_BURST_MASK (3<<11)49#define KIRKWOOD_PLAYCTL_BURST_128 (2<<11)50#define KIRKWOOD_PLAYCTL_BURST_32 (1<<11)51#define KIRKWOOD_PLAYCTL_PAUSE (1<<9)52#define KIRKWOOD_PLAYCTL_SPDIF_MUTE (1<<8)53#define KIRKWOOD_PLAYCTL_MONO_MASK (3<<5)54#define KIRKWOOD_PLAYCTL_MONO_BOTH (3<<5)55#define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5)56#define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7)57#define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4)58#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)59#define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0)60#define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0)61#define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0)62#define KIRKWOOD_PLAYCTL_SIZE_20 (2<<0)63#define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0)64#define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0)65 66#define KIRKWOOD_PLAYCTL_ENABLE_MASK (KIRKWOOD_PLAYCTL_SPDIF_EN | \67 KIRKWOOD_PLAYCTL_I2S_EN)68 69#define KIRKWOOD_PLAY_BUF_ADDR 0x110470#define KIRKWOOD_PLAY_BUF_SIZE 0x110871#define KIRKWOOD_PLAY_BYTE_COUNT 0x110C72 73#define KIRKWOOD_DCO_CTL 0x120474#define KIRKWOOD_DCO_CTL_OFFSET_MASK (0xFFF<<2)75#define KIRKWOOD_DCO_CTL_OFFSET_0 (0x800<<2)76#define KIRKWOOD_DCO_CTL_FREQ_MASK (3<<0)77#define KIRKWOOD_DCO_CTL_FREQ_11 (0<<0)78#define KIRKWOOD_DCO_CTL_FREQ_12 (1<<0)79#define KIRKWOOD_DCO_CTL_FREQ_24 (2<<0)80 81#define KIRKWOOD_DCO_SPCR_STATUS 0x120c82#define KIRKWOOD_DCO_SPCR_STATUS_DCO_LOCK (1<<16)83 84#define KIRKWOOD_CLOCKS_CTRL 0x123085#define KIRKWOOD_MCLK_SOURCE_MASK (3<<0)86#define KIRKWOOD_MCLK_SOURCE_DCO (0<<0)87#define KIRKWOOD_MCLK_SOURCE_EXTCLK (3<<0)88 89#define KIRKWOOD_ERR_CAUSE 0x130090#define KIRKWOOD_ERR_MASK 0x130491 92#define KIRKWOOD_INT_CAUSE 0x130893#define KIRKWOOD_INT_MASK 0x130C94#define KIRKWOOD_INT_CAUSE_PLAY_BYTES (1<<14)95#define KIRKWOOD_INT_CAUSE_REC_BYTES (1<<13)96#define KIRKWOOD_INT_CAUSE_DMA_PLAY_END (1<<7)97#define KIRKWOOD_INT_CAUSE_DMA_PLAY_3Q (1<<6)98#define KIRKWOOD_INT_CAUSE_DMA_PLAY_HALF (1<<5)99#define KIRKWOOD_INT_CAUSE_DMA_PLAY_1Q (1<<4)100#define KIRKWOOD_INT_CAUSE_DMA_REC_END (1<<3)101#define KIRKWOOD_INT_CAUSE_DMA_REC_3Q (1<<2)102#define KIRKWOOD_INT_CAUSE_DMA_REC_HALF (1<<1)103#define KIRKWOOD_INT_CAUSE_DMA_REC_1Q (1<<0)104 105#define KIRKWOOD_REC_BYTE_INT_COUNT 0x1310106#define KIRKWOOD_PLAY_BYTE_INT_COUNT 0x1314107#define KIRKWOOD_BYTE_INT_COUNT_MASK 0xffffff108 109#define KIRKWOOD_I2S_PLAYCTL 0x2508110#define KIRKWOOD_I2S_RECCTL 0x2408111#define KIRKWOOD_I2S_CTL_JUST_MASK (0xf<<26)112#define KIRKWOOD_I2S_CTL_LJ (0<<26)113#define KIRKWOOD_I2S_CTL_I2S (5<<26)114#define KIRKWOOD_I2S_CTL_RJ (8<<26)115#define KIRKWOOD_I2S_CTL_SIZE_MASK (3<<30)116#define KIRKWOOD_I2S_CTL_SIZE_16 (3<<30)117#define KIRKWOOD_I2S_CTL_SIZE_20 (2<<30)118#define KIRKWOOD_I2S_CTL_SIZE_24 (1<<30)119#define KIRKWOOD_I2S_CTL_SIZE_32 (0<<30)120 121#define KIRKWOOD_AUDIO_BUF_MAX (16*1024*1024)122 123/* Theses values come from the marvell alsa driver */124/* need to find where they come from */125#define KIRKWOOD_SND_MIN_PERIODS 2126#define KIRKWOOD_SND_MAX_PERIODS 16127#define KIRKWOOD_SND_MIN_PERIOD_BYTES 256128#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x8000129#define KIRKWOOD_SND_MAX_BUFFER_BYTES (KIRKWOOD_SND_MAX_PERIOD_BYTES \130 * KIRKWOOD_SND_MAX_PERIODS)131 132struct kirkwood_dma_data {133 void __iomem *io;134 void __iomem *pll_config;135 void __iomem *soc_control;136 struct clk *clk;137 struct clk *extclk;138 uint32_t ctl_play;139 uint32_t ctl_rec;140 struct snd_pcm_substream *substream_play;141 struct snd_pcm_substream *substream_rec;142 int irq;143 int burst;144};145 146extern const struct snd_soc_component_driver kirkwood_soc_component;147 148#endif149