xref: /OK3568_Linux_fs/kernel/include/sound/sof/dai.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * This file is provided under a dual BSD/GPLv2 license.  When using or
4*4882a593Smuzhiyun  * redistributing this file, you may do so under either license.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * Copyright(c) 2018 Intel Corporation. All rights reserved.
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef __INCLUDE_SOUND_SOF_DAI_H__
10*4882a593Smuzhiyun #define __INCLUDE_SOUND_SOF_DAI_H__
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <sound/sof/header.h>
13*4882a593Smuzhiyun #include <sound/sof/dai-intel.h>
14*4882a593Smuzhiyun #include <sound/sof/dai-imx.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun /*
17*4882a593Smuzhiyun  * DAI Configuration.
18*4882a593Smuzhiyun  *
19*4882a593Smuzhiyun  * Each different DAI type will have it's own structure and IPC cmd.
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define SOF_DAI_FMT_I2S		1 /**< I2S mode */
23*4882a593Smuzhiyun #define SOF_DAI_FMT_RIGHT_J	2 /**< Right Justified mode */
24*4882a593Smuzhiyun #define SOF_DAI_FMT_LEFT_J	3 /**< Left Justified mode */
25*4882a593Smuzhiyun #define SOF_DAI_FMT_DSP_A	4 /**< L data MSB after FRM LRC */
26*4882a593Smuzhiyun #define SOF_DAI_FMT_DSP_B	5 /**< L data MSB during FRM LRC */
27*4882a593Smuzhiyun #define SOF_DAI_FMT_PDM		6 /**< Pulse density modulation */
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #define SOF_DAI_FMT_CONT	(1 << 4) /**< continuous clock */
30*4882a593Smuzhiyun #define SOF_DAI_FMT_GATED	(0 << 4) /**< clock is gated */
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define SOF_DAI_FMT_NB_NF	(0 << 8) /**< normal bit clock + frame */
33*4882a593Smuzhiyun #define SOF_DAI_FMT_NB_IF	(2 << 8) /**< normal BCLK + inv FRM */
34*4882a593Smuzhiyun #define SOF_DAI_FMT_IB_NF	(3 << 8) /**< invert BCLK + nor FRM */
35*4882a593Smuzhiyun #define SOF_DAI_FMT_IB_IF	(4 << 8) /**< invert BCLK + FRM */
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define SOF_DAI_FMT_CBM_CFM	(0 << 12) /**< codec clk & FRM master */
38*4882a593Smuzhiyun #define SOF_DAI_FMT_CBS_CFM	(2 << 12) /**< codec clk slave & FRM master */
39*4882a593Smuzhiyun #define SOF_DAI_FMT_CBM_CFS	(3 << 12) /**< codec clk master & frame slave */
40*4882a593Smuzhiyun #define SOF_DAI_FMT_CBS_CFS	(4 << 12) /**< codec clk & FRM slave */
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #define SOF_DAI_FMT_FORMAT_MASK		0x000f
43*4882a593Smuzhiyun #define SOF_DAI_FMT_CLOCK_MASK		0x00f0
44*4882a593Smuzhiyun #define SOF_DAI_FMT_INV_MASK		0x0f00
45*4882a593Smuzhiyun #define SOF_DAI_FMT_MASTER_MASK		0xf000
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun /** \brief Types of DAI */
48*4882a593Smuzhiyun enum sof_ipc_dai_type {
49*4882a593Smuzhiyun 	SOF_DAI_INTEL_NONE = 0,		/**< None */
50*4882a593Smuzhiyun 	SOF_DAI_INTEL_SSP,		/**< Intel SSP */
51*4882a593Smuzhiyun 	SOF_DAI_INTEL_DMIC,		/**< Intel DMIC */
52*4882a593Smuzhiyun 	SOF_DAI_INTEL_HDA,		/**< Intel HD/A */
53*4882a593Smuzhiyun 	SOF_DAI_INTEL_ALH,		/**< Intel ALH  */
54*4882a593Smuzhiyun 	SOF_DAI_IMX_SAI,		/**< i.MX SAI */
55*4882a593Smuzhiyun 	SOF_DAI_IMX_ESAI,		/**< i.MX ESAI */
56*4882a593Smuzhiyun };
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun /* general purpose DAI configuration */
59*4882a593Smuzhiyun struct sof_ipc_dai_config {
60*4882a593Smuzhiyun 	struct sof_ipc_cmd_hdr hdr;
61*4882a593Smuzhiyun 	uint32_t type;		/**< DAI type - enum sof_ipc_dai_type */
62*4882a593Smuzhiyun 	uint32_t dai_index;	/**< index of this type dai */
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun 	/* physical protocol and clocking */
65*4882a593Smuzhiyun 	uint16_t format;	/**< SOF_DAI_FMT_ */
66*4882a593Smuzhiyun 	uint16_t reserved16;	/**< alignment */
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun 	/* reserved for future use */
69*4882a593Smuzhiyun 	uint32_t reserved[8];
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun 	/* HW specific data */
72*4882a593Smuzhiyun 	union {
73*4882a593Smuzhiyun 		struct sof_ipc_dai_ssp_params ssp;
74*4882a593Smuzhiyun 		struct sof_ipc_dai_dmic_params dmic;
75*4882a593Smuzhiyun 		struct sof_ipc_dai_hda_params hda;
76*4882a593Smuzhiyun 		struct sof_ipc_dai_alh_params alh;
77*4882a593Smuzhiyun 		struct sof_ipc_dai_esai_params esai;
78*4882a593Smuzhiyun 		struct sof_ipc_dai_sai_params sai;
79*4882a593Smuzhiyun 	};
80*4882a593Smuzhiyun } __packed;
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun #endif
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