2 * Renesas R-Car SRU/SCU/SSIU/SSI support
4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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.
15 #include <linux/sh_clk.h>
17 #define RSND_GEN1_SRU 0
18 #define RSND_GEN1_ADG 1
19 #define RSND_GEN1_SSI 2
21 #define RSND_GEN2_SCU 0
22 #define RSND_GEN2_ADG 1
23 #define RSND_GEN2_SSIU 2
24 #define RSND_GEN2_SSI 3
26 #define RSND_BASE_MAX 4
33 * A : clock sharing settings
36 #define RSND_SSI_CLK_PIN_SHARE (1 << 31)
37 #define RSND_SSI_PLAY (1 << 24)
39 #define RSND_SSI(_dma_id, _pio_irq, _flags) \
40 { .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags }
41 #define RSND_SSI_SET(_dai_id, _dma_id, _pio_irq, _flags) \
42 { .dai_id = _dai_id, .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags }
43 #define RSND_SSI_UNUSED \
44 { .dai_id = -1, .dma_id = -1, .pio_irq = -1, .flags = 0 }
46 struct rsnd_ssi_platform_info {
47 int dai_id; /* will be removed */
56 #define RSND_SCU_USE_HPBIF (1 << 31) /* it needs RSND_SSI_DEPENDENT */
58 #define RSND_SRC(rate, _dma_id) \
59 { .flags = RSND_SCU_USE_HPBIF, .convert_rate = rate, .dma_id = _dma_id, }
60 #define RSND_SRC_SET(rate, _dma_id) \
61 { .flags = RSND_SCU_USE_HPBIF, .convert_rate = rate, .dma_id = _dma_id, }
62 #define RSND_SRC_UNUSED \
63 { .flags = 0, .convert_rate = 0, .dma_id = 0, }
65 #define rsnd_scu_platform_info rsnd_src_platform_info
66 #define src_info scu_info
67 #define src_info_nr scu_info_nr
69 struct rsnd_src_platform_info {
71 u32 convert_rate; /* sampling rate convert */
72 int dma_id; /* for Gen2 SCU */
75 struct rsnd_dai_path_info {
76 struct rsnd_ssi_platform_info *ssi;
77 struct rsnd_src_platform_info *src;
80 struct rsnd_dai_platform_info {
81 struct rsnd_dai_path_info playback;
82 struct rsnd_dai_path_info capture;
92 #define RSND_GEN_MASK (0xF << 0)
93 #define RSND_GEN1 (1 << 0) /* fixme */
94 #define RSND_GEN2 (2 << 0) /* fixme */
96 struct rcar_snd_info {
98 struct rsnd_ssi_platform_info *ssi_info;
100 struct rsnd_src_platform_info *src_info;
102 struct rsnd_dai_platform_info *dai_info;
104 int (*start)(int id);