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