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1536a968 KM |
1 | /* |
2 | * Renesas R-Car SRU/SCU/SSIU/SSI support | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | ||
12 | #ifndef RCAR_SND_H | |
13 | #define RCAR_SND_H | |
14 | ||
15 | #include <linux/sh_clk.h> | |
16 | ||
07539c1d | 17 | #define RSND_GEN1_SRU 0 |
dfc9403b | 18 | #define RSND_GEN1_ADG 1 |
ae5c3223 | 19 | #define RSND_GEN1_SSI 2 |
1536a968 | 20 | |
07539c1d | 21 | #define RSND_GEN2_SRU 0 |
dfc9403b | 22 | #define RSND_GEN2_ADG 1 |
ae5c3223 KM |
23 | #define RSND_GEN2_SSIU 2 |
24 | #define RSND_GEN2_SSI 3 | |
07539c1d | 25 | |
ae5c3223 KM |
26 | #define RSND_BASE_MAX 4 |
27 | ||
28 | /* | |
29 | * flags | |
30 | * | |
4b4dab82 | 31 | * 0xAB000000 |
ae5c3223 KM |
32 | * |
33 | * A : clock sharing settings | |
4b4dab82 | 34 | * B : SSI direction |
ae5c3223 KM |
35 | */ |
36 | #define RSND_SSI_CLK_PIN_SHARE (1 << 31) | |
37 | #define RSND_SSI_CLK_FROM_ADG (1 << 30) /* clock parent is master */ | |
38 | #define RSND_SSI_SYNC (1 << 29) /* SSI34_sync etc */ | |
374a5281 | 39 | #define RSND_SSI_DEPENDENT (1 << 28) /* SSI needs SRU/SCU */ |
ae5c3223 | 40 | |
4b4dab82 KM |
41 | #define RSND_SSI_PLAY (1 << 24) |
42 | ||
849fc82a KM |
43 | #define RSND_SSI_SET(_dai_id, _dma_id, _pio_irq, _flags) \ |
44 | { .dai_id = _dai_id, .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags } | |
4b4dab82 | 45 | #define RSND_SSI_UNUSED \ |
849fc82a | 46 | { .dai_id = -1, .dma_id = -1, .pio_irq = -1, .flags = 0 } |
4b4dab82 | 47 | |
ae5c3223 | 48 | struct rsnd_ssi_platform_info { |
4b4dab82 | 49 | int dai_id; |
849fc82a | 50 | int dma_id; |
ae5c3223 KM |
51 | int pio_irq; |
52 | u32 flags; | |
53 | }; | |
07539c1d | 54 | |
374a5281 KM |
55 | /* |
56 | * flags | |
57 | */ | |
34e44475 | 58 | #define RSND_SCU_USE_HPBIF (1 << 31) /* it needs RSND_SSI_DEPENDENT */ |
374a5281 | 59 | |
07539c1d KM |
60 | struct rsnd_scu_platform_info { |
61 | u32 flags; | |
62 | }; | |
1536a968 | 63 | |
3337744a KM |
64 | /* |
65 | * flags | |
66 | * | |
67 | * 0x0000000A | |
68 | * | |
69 | * A : generation | |
70 | */ | |
c5d5a58d | 71 | #define RSND_GEN_MASK (0xF << 0) |
3337744a KM |
72 | #define RSND_GEN1 (1 << 0) /* fixme */ |
73 | #define RSND_GEN2 (2 << 0) /* fixme */ | |
74 | ||
1536a968 KM |
75 | struct rcar_snd_info { |
76 | u32 flags; | |
ae5c3223 KM |
77 | struct rsnd_ssi_platform_info *ssi_info; |
78 | int ssi_info_nr; | |
07539c1d KM |
79 | struct rsnd_scu_platform_info *scu_info; |
80 | int scu_info_nr; | |
1536a968 KM |
81 | int (*start)(int id); |
82 | int (*stop)(int id); | |
83 | }; | |
84 | ||
85 | #endif |