1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * kirkwood.h |
4 | * |
5 | * (c) 2010 Arnaud Patard <apatard@mandriva.com> |
6 | */ |
7 | |
8 | #ifndef _KIRKWOOD_AUDIO_H |
9 | #define _KIRKWOOD_AUDIO_H |
10 | |
11 | #define DRV_NAME "mvebu-audio" |
12 | |
13 | #define KIRKWOOD_RECORD_WIN 0 |
14 | #define KIRKWOOD_PLAYBACK_WIN 1 |
15 | #define KIRKWOOD_MAX_AUDIO_WIN 2 |
16 | |
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 0x1000 |
22 | #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 0x1004 |
43 | #define KIRKWOOD_REC_BUF_SIZE 0x1008 |
44 | #define KIRKWOOD_REC_BYTE_COUNT 0x100C |
45 | |
46 | #define KIRKWOOD_PLAYCTL 0x1100 |
47 | #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 0x1104 |
70 | #define KIRKWOOD_PLAY_BUF_SIZE 0x1108 |
71 | #define KIRKWOOD_PLAY_BYTE_COUNT 0x110C |
72 | |
73 | #define KIRKWOOD_DCO_CTL 0x1204 |
74 | #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 0x120c |
82 | #define KIRKWOOD_DCO_SPCR_STATUS_DCO_LOCK (1<<16) |
83 | |
84 | #define KIRKWOOD_CLOCKS_CTRL 0x1230 |
85 | #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 0x1300 |
90 | #define KIRKWOOD_ERR_MASK 0x1304 |
91 | |
92 | #define KIRKWOOD_INT_CAUSE 0x1308 |
93 | #define KIRKWOOD_INT_MASK 0x130C |
94 | #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 0x1310 |
106 | #define KIRKWOOD_PLAY_BYTE_INT_COUNT 0x1314 |
107 | #define KIRKWOOD_BYTE_INT_COUNT_MASK 0xffffff |
108 | |
109 | #define KIRKWOOD_I2S_PLAYCTL 0x2508 |
110 | #define KIRKWOOD_I2S_RECCTL 0x2408 |
111 | #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 2 |
126 | #define KIRKWOOD_SND_MAX_PERIODS 16 |
127 | #define KIRKWOOD_SND_MIN_PERIOD_BYTES 256 |
128 | #define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x8000 |
129 | #define KIRKWOOD_SND_MAX_BUFFER_BYTES (KIRKWOOD_SND_MAX_PERIOD_BYTES \ |
130 | * KIRKWOOD_SND_MAX_PERIODS) |
131 | |
132 | struct 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 | |
146 | extern const struct snd_soc_component_driver kirkwood_soc_component; |
147 | |
148 | #endif |
149 | |