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Diffstat (limited to 'include/sound/sof/dai.h')
| -rw-r--r-- | include/sound/sof/dai.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/include/sound/sof/dai.h b/include/sound/sof/dai.h new file mode 100644 index 000000000..34f135adf --- /dev/null +++ b/include/sound/sof/dai.h @@ -0,0 +1,82 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ +/* + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * Copyright(c) 2018 Intel Corporation. All rights reserved. + */ + +#ifndef __INCLUDE_SOUND_SOF_DAI_H__ +#define __INCLUDE_SOUND_SOF_DAI_H__ + +#include <sound/sof/header.h> +#include <sound/sof/dai-intel.h> +#include <sound/sof/dai-imx.h> + +/* + * DAI Configuration. + * + * Each different DAI type will have it's own structure and IPC cmd. + */ + +#define SOF_DAI_FMT_I2S 1 /**< I2S mode */ +#define SOF_DAI_FMT_RIGHT_J 2 /**< Right Justified mode */ +#define SOF_DAI_FMT_LEFT_J 3 /**< Left Justified mode */ +#define SOF_DAI_FMT_DSP_A 4 /**< L data MSB after FRM LRC */ +#define SOF_DAI_FMT_DSP_B 5 /**< L data MSB during FRM LRC */ +#define SOF_DAI_FMT_PDM 6 /**< Pulse density modulation */ + +#define SOF_DAI_FMT_CONT (1 << 4) /**< continuous clock */ +#define SOF_DAI_FMT_GATED (0 << 4) /**< clock is gated */ + +#define SOF_DAI_FMT_NB_NF (0 << 8) /**< normal bit clock + frame */ +#define SOF_DAI_FMT_NB_IF (2 << 8) /**< normal BCLK + inv FRM */ +#define SOF_DAI_FMT_IB_NF (3 << 8) /**< invert BCLK + nor FRM */ +#define SOF_DAI_FMT_IB_IF (4 << 8) /**< invert BCLK + FRM */ + +#define SOF_DAI_FMT_CBM_CFM (0 << 12) /**< codec clk & FRM master */ +#define SOF_DAI_FMT_CBS_CFM (2 << 12) /**< codec clk slave & FRM master */ +#define SOF_DAI_FMT_CBM_CFS (3 << 12) /**< codec clk master & frame slave */ +#define SOF_DAI_FMT_CBS_CFS (4 << 12) /**< codec clk & FRM slave */ + +#define SOF_DAI_FMT_FORMAT_MASK 0x000f +#define SOF_DAI_FMT_CLOCK_MASK 0x00f0 +#define SOF_DAI_FMT_INV_MASK 0x0f00 +#define SOF_DAI_FMT_MASTER_MASK 0xf000 + +/** \brief Types of DAI */ +enum sof_ipc_dai_type { + SOF_DAI_INTEL_NONE = 0, /**< None */ + SOF_DAI_INTEL_SSP, /**< Intel SSP */ + SOF_DAI_INTEL_DMIC, /**< Intel DMIC */ + SOF_DAI_INTEL_HDA, /**< Intel HD/A */ + SOF_DAI_INTEL_ALH, /**< Intel ALH */ + SOF_DAI_IMX_SAI, /**< i.MX SAI */ + SOF_DAI_IMX_ESAI, /**< i.MX ESAI */ +}; + +/* general purpose DAI configuration */ +struct sof_ipc_dai_config { + struct sof_ipc_cmd_hdr hdr; + uint32_t type; /**< DAI type - enum sof_ipc_dai_type */ + uint32_t dai_index; /**< index of this type dai */ + + /* physical protocol and clocking */ + uint16_t format; /**< SOF_DAI_FMT_ */ + uint16_t reserved16; /**< alignment */ + + /* reserved for future use */ + uint32_t reserved[8]; + + /* HW specific data */ + union { + struct sof_ipc_dai_ssp_params ssp; + struct sof_ipc_dai_dmic_params dmic; + struct sof_ipc_dai_hda_params hda; + struct sof_ipc_dai_alh_params alh; + struct sof_ipc_dai_esai_params esai; + struct sof_ipc_dai_sai_params sai; + }; +} __packed; + +#endif |