sound/soc/meson/aiu.h

   1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
   2 /*
   3  * Copyright (c) 2018 BayLibre, SAS.
   4  * Author: Jerome Brunet <jbrunet@baylibre.com>
   5  */
   6
   7 #ifndef _MESON_AIU_H
   8 #define _MESON_AIU_H
   9
  10 struct clk;
  11 struct clk_bulk_data;
  12 struct device;
  13 struct of_phandle_args;
  14 struct snd_soc_dai;
  15 struct snd_soc_dai_ops;
  16
  17 enum aiu_clk_ids {
  18         PCLK = 0,
  19         AOCLK,
  20         MCLK,
  21         MIXER
  22 };
  23
  24 struct aiu_interface {
  25         struct clk_bulk_data *clks;
  26         unsigned int clk_num;
  27         int irq;
  28 };
  29
  30 struct aiu_platform_data {
  31         bool has_acodec;
  32         bool has_clk_ctrl_more_i2s_div;
  33 };
  34
  35 struct aiu {
  36         struct clk *pclk;
  37         struct clk *spdif_mclk;
  38         struct aiu_interface i2s;
  39         struct aiu_interface spdif;
  40         const struct aiu_platform_data *platform;
  41 };
  42
  43 #define AIU_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |  \
  44                      SNDRV_PCM_FMTBIT_S20_LE |  \
  45                      SNDRV_PCM_FMTBIT_S24_LE)
  46
  47 int aiu_of_xlate_dai_name(struct snd_soc_component *component,
  48                           struct of_phandle_args *args,
  49                           const char **dai_name,
  50                           unsigned int component_id);
  51
  52 int aiu_hdmi_ctrl_register_component(struct device *dev);
  53 int aiu_acodec_ctrl_register_component(struct device *dev);
  54
  55 int aiu_fifo_i2s_dai_probe(struct snd_soc_dai *dai);
  56 int aiu_fifo_spdif_dai_probe(struct snd_soc_dai *dai);
  57
  58 extern const struct snd_soc_dai_ops aiu_fifo_i2s_dai_ops;
  59 extern const struct snd_soc_dai_ops aiu_fifo_spdif_dai_ops;
  60 extern const struct snd_soc_dai_ops aiu_encoder_i2s_dai_ops;
  61 extern const struct snd_soc_dai_ops aiu_encoder_spdif_dai_ops;
  62
  63 #define AIU_IEC958_BPF                  0x000
  64 #define AIU_958_MISC                    0x010
  65 #define AIU_IEC958_DCU_FF_CTRL          0x01c
  66 #define AIU_958_CHSTAT_L0               0x020
  67 #define AIU_958_CHSTAT_L1               0x024
  68 #define AIU_958_CTRL                    0x028
  69 #define AIU_I2S_SOURCE_DESC             0x034
  70 #define AIU_I2S_DAC_CFG                 0x040
  71 #define AIU_I2S_SYNC                    0x044
  72 #define AIU_I2S_MISC                    0x048
  73 #define AIU_RST_SOFT                    0x054
  74 #define AIU_CLK_CTRL                    0x058
  75 #define AIU_CLK_CTRL_MORE               0x064
  76 #define AIU_CODEC_DAC_LRCLK_CTRL        0x0a0
  77 #define AIU_HDMI_CLK_DATA_CTRL          0x0a8
  78 #define AIU_ACODEC_CTRL                 0x0b0
  79 #define AIU_958_CHSTAT_R0               0x0c0
  80 #define AIU_958_CHSTAT_R1               0x0c4
  81 #define AIU_MEM_I2S_START               0x180
  82 #define AIU_MEM_I2S_MASKS               0x18c
  83 #define AIU_MEM_I2S_CONTROL             0x190
  84 #define AIU_MEM_IEC958_START            0x194
  85 #define AIU_MEM_IEC958_CONTROL          0x1a4
  86 #define AIU_MEM_I2S_BUF_CNTL            0x1d8
  87 #define AIU_MEM_IEC958_BUF_CNTL         0x1fc
  88
  89 #endif /* _MESON_AIU_H */