sound/soc/tegra/tegra210_ope.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * tegra210_ope.h - Definitions for Tegra210 OPE driver
   4  *
   5  * Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
   6  *
   7  */
   8
   9 #ifndef __TEGRA210_OPE_H__
  10 #define __TEGRA210_OPE_H__
  11
  12 #include <linux/regmap.h>
  13 #include <sound/soc.h>
  14
  15 #include "tegra210_peq.h"
  16
  17 /*
  18  * OPE_RX registers are with respect to XBAR.
  19  * The data comes from XBAR to OPE
  20  */
  21 #define TEGRA210_OPE_RX_STATUS                  0xc
  22 #define TEGRA210_OPE_RX_INT_STATUS              0x10
  23 #define TEGRA210_OPE_RX_INT_MASK                0x14
  24 #define TEGRA210_OPE_RX_INT_SET                 0x18
  25 #define TEGRA210_OPE_RX_INT_CLEAR               0x1c
  26 #define TEGRA210_OPE_RX_CIF_CTRL                0x20
  27
  28 /*
  29  * OPE_TX registers are with respect to XBAR.
  30  * The data goes out from OPE to XBAR
  31  */
  32 #define TEGRA210_OPE_TX_STATUS                  0x4c
  33 #define TEGRA210_OPE_TX_INT_STATUS              0x50
  34 #define TEGRA210_OPE_TX_INT_MASK                0x54
  35 #define TEGRA210_OPE_TX_INT_SET                 0x58
  36 #define TEGRA210_OPE_TX_INT_CLEAR               0x5c
  37 #define TEGRA210_OPE_TX_CIF_CTRL                0x60
  38
  39 /* OPE Gloabal registers */
  40 #define TEGRA210_OPE_ENABLE                     0x80
  41 #define TEGRA210_OPE_SOFT_RESET                 0x84
  42 #define TEGRA210_OPE_CG                         0x88
  43 #define TEGRA210_OPE_STATUS                     0x8c
  44 #define TEGRA210_OPE_INT_STATUS                 0x90
  45 #define TEGRA210_OPE_DIR                        0x94
  46
  47 /* Fields for TEGRA210_OPE_ENABLE */
  48 #define TEGRA210_OPE_EN_SHIFT                   0
  49 #define TEGRA210_OPE_EN                         (1 << TEGRA210_OPE_EN_SHIFT)
  50
  51 /* Fields for TEGRA210_OPE_SOFT_RESET */
  52 #define TEGRA210_OPE_SOFT_RESET_SHIFT           0
  53 #define TEGRA210_OPE_SOFT_RESET_EN              (1 << TEGRA210_OPE_SOFT_RESET_SHIFT)
  54
  55 #define TEGRA210_OPE_DIR_SHIFT                  0
  56
  57 struct tegra210_ope {
  58         struct regmap *regmap;
  59         struct regmap *peq_regmap;
  60         struct regmap *mbdrc_regmap;
  61         u32 peq_biquad_gains[TEGRA210_PEQ_GAIN_PARAM_SIZE_PER_CH];
  62         u32 peq_biquad_shifts[TEGRA210_PEQ_SHIFT_PARAM_SIZE_PER_CH];
  63         unsigned int data_dir;
  64 };
  65
  66 /* Extension of soc_bytes structure defined in sound/soc.h */
  67 struct tegra_soc_bytes {
  68         struct soc_bytes soc;
  69         u32 shift; /* Used as offset for AHUB RAM related programing */
  70 };
  71
  72 /* Utility structures for using mixer control of type snd_soc_bytes */
  73 #define TEGRA_SOC_BYTES_EXT(xname, xbase, xregs, xshift, xmask,         \
  74                             xhandler_get, xhandler_put, xinfo)          \
  75 {                                                                       \
  76         .iface  = SNDRV_CTL_ELEM_IFACE_MIXER,                           \
  77         .name   = xname,                                                \
  78         .info   = xinfo,                                                \
  79         .get    = xhandler_get,                                         \
  80         .put    = xhandler_put,                                         \
  81         .private_value = ((unsigned long)&(struct tegra_soc_bytes)      \
  82         {                                                               \
  83                 .soc.base       = xbase,                                \
  84                 .soc.num_regs   = xregs,                                \
  85                 .soc.mask       = xmask,                                \
  86                 .shift          = xshift                                \
  87         })                                                              \
  88 }
  89
  90 #endif