| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * kirkwood.h |
| * |
| * (c) 2010 Arnaud Patard <apatard@mandriva.com> |
| */ |
| |
| #ifndef _KIRKWOOD_AUDIO_H |
| #define _KIRKWOOD_AUDIO_H |
| |
| #define DRV_NAME "mvebu-audio" |
| |
| #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_RECCTL_ENABLE_MASK (KIRKWOOD_RECCTL_SPDIF_EN | \ |
| KIRKWOOD_RECCTL_I2S_EN) |
| |
| #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) |
| #define KIRKWOOD_PLAYCTL_MONO_MASK (3<<5) |
| #define KIRKWOOD_PLAYCTL_MONO_BOTH (3<<5) |
| #define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5) |
| #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_PLAYCTL_ENABLE_MASK (KIRKWOOD_PLAYCTL_SPDIF_EN | \ |
| KIRKWOOD_PLAYCTL_I2S_EN) |
| |
| #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_CLOCKS_CTRL 0x1230 |
| #define KIRKWOOD_MCLK_SOURCE_MASK (3<<0) |
| #define KIRKWOOD_MCLK_SOURCE_DCO (0<<0) |
| #define KIRKWOOD_MCLK_SOURCE_EXTCLK (3<<0) |
| |
| #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 2 |
| #define KIRKWOOD_SND_MAX_PERIODS 16 |
| #define KIRKWOOD_SND_MIN_PERIOD_BYTES 256 |
| #define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x8000 |
| #define KIRKWOOD_SND_MAX_BUFFER_BYTES (KIRKWOOD_SND_MAX_PERIOD_BYTES \ |
| * KIRKWOOD_SND_MAX_PERIODS) |
| |
| struct kirkwood_dma_data { |
| void __iomem *io; |
| void __iomem *pll_config; |
| void __iomem *soc_control; |
| struct clk *clk; |
| struct clk *extclk; |
| uint32_t ctl_play; |
| uint32_t ctl_rec; |
| struct snd_pcm_substream *substream_play; |
| struct snd_pcm_substream *substream_rec; |
| int irq; |
| int burst; |
| }; |
| |
| extern const struct snd_soc_component_driver kirkwood_soc_component; |
| |
| #endif |
