blob: 12afab18945d056709df7495b75b0da6c0155426 [file] [log] [blame]
Kuninori Morimoto1536a962013-07-21 21:35:52 -07001/*
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
Kuninori Morimoto07539c12013-07-21 21:36:35 -070017#define RSND_GEN1_SRU 0
Kuninori Morimotodfc94032013-07-21 21:36:46 -070018#define RSND_GEN1_ADG 1
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070019#define RSND_GEN1_SSI 2
Kuninori Morimoto1536a962013-07-21 21:35:52 -070020
Kuninori Morimoto07539c12013-07-21 21:36:35 -070021#define RSND_GEN2_SRU 0
Kuninori Morimotodfc94032013-07-21 21:36:46 -070022#define RSND_GEN2_ADG 1
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070023#define RSND_GEN2_SSIU 2
24#define RSND_GEN2_SSI 3
Kuninori Morimoto07539c12013-07-21 21:36:35 -070025
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070026#define RSND_BASE_MAX 4
27
28/*
29 * flags
30 *
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070031 * 0xAB000000
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070032 *
33 * A : clock sharing settings
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070034 * B : SSI direction
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070035 */
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 */
39
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070040#define RSND_SSI_PLAY (1 << 24)
41
Kuninori Morimoto849fc822013-07-28 18:59:02 -070042#define RSND_SSI_SET(_dai_id, _dma_id, _pio_irq, _flags) \
43{ .dai_id = _dai_id, .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags }
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070044#define RSND_SSI_UNUSED \
Kuninori Morimoto849fc822013-07-28 18:59:02 -070045{ .dai_id = -1, .dma_id = -1, .pio_irq = -1, .flags = 0 }
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070046
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070047struct rsnd_ssi_platform_info {
Kuninori Morimoto4b4dab82013-07-28 18:58:29 -070048 int dai_id;
Kuninori Morimoto849fc822013-07-28 18:59:02 -070049 int dma_id;
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070050 int pio_irq;
51 u32 flags;
52};
Kuninori Morimoto07539c12013-07-21 21:36:35 -070053
Kuninori Morimoto374a52812013-07-28 18:59:12 -070054/*
55 * flags
56 */
Kuninori Morimoto34e44472013-09-08 21:21:41 -070057#define RSND_SCU_USE_HPBIF (1 << 31) /* it needs RSND_SSI_DEPENDENT */
Kuninori Morimoto374a52812013-07-28 18:59:12 -070058
Kuninori Morimoto07539c12013-07-21 21:36:35 -070059struct rsnd_scu_platform_info {
60 u32 flags;
61};
Kuninori Morimoto1536a962013-07-21 21:35:52 -070062
Kuninori Morimoto33377442013-07-21 21:36:21 -070063/*
64 * flags
65 *
66 * 0x0000000A
67 *
68 * A : generation
69 */
Kuninori Morimotoc5d5a582013-10-11 00:07:01 -070070#define RSND_GEN_MASK (0xF << 0)
Kuninori Morimoto33377442013-07-21 21:36:21 -070071#define RSND_GEN1 (1 << 0) /* fixme */
72#define RSND_GEN2 (2 << 0) /* fixme */
73
Kuninori Morimoto1536a962013-07-21 21:35:52 -070074struct rcar_snd_info {
75 u32 flags;
Kuninori Morimotoae5c3222013-07-21 21:36:57 -070076 struct rsnd_ssi_platform_info *ssi_info;
77 int ssi_info_nr;
Kuninori Morimoto07539c12013-07-21 21:36:35 -070078 struct rsnd_scu_platform_info *scu_info;
79 int scu_info_nr;
Kuninori Morimoto1536a962013-07-21 21:35:52 -070080 int (*start)(int id);
81 int (*stop)(int id);
82};
83
84#endif