codecs/rt1318-sdw.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * rt1318-sdw.h -- RT1318 SDCA ALSA SoC audio driver header
   4  *
   5  * Copyright(c) 2022 Realtek Semiconductor Corp.
   6  */
   7
   8 #ifndef __RT1318_SDW_H__
   9 #define __RT1318_SDW_H__
  10
  11 #include <linux/regmap.h>
  12 #include <linux/soundwire/sdw.h>
  13 #include <linux/soundwire/sdw_type.h>
  14 #include <linux/soundwire/sdw_registers.h>
  15 #include <sound/soc.h>
  16
  17 /* imp-defined registers */
  18 #define RT1318_SAPU_SM 0x3203
  19
  20 #define R1318_TCON      0xc203
  21 #define R1318_TCON_RELATED_1    0xc206
  22
  23 #define R1318_SPK_TEMPERATRUE_PROTECTION_0      0xdb00
  24 #define R1318_SPK_TEMPERATRUE_PROTECTION_L_4    0xdb08
  25 #define R1318_SPK_TEMPERATRUE_PROTECTION_R_4    0xdd08
  26
  27 #define R1318_SPK_TEMPERATRUE_PROTECTION_L_6    0xdb12
  28 #define R1318_SPK_TEMPERATRUE_PROTECTION_R_6    0xdd12
  29
  30 #define RT1318_INIT_RECIPROCAL_REG_L_24         0xdbb5
  31 #define RT1318_INIT_RECIPROCAL_REG_L_23_16      0xdbb6
  32 #define RT1318_INIT_RECIPROCAL_REG_L_15_8       0xdbb7
  33 #define RT1318_INIT_RECIPROCAL_REG_L_7_0        0xdbb8
  34 #define RT1318_INIT_RECIPROCAL_REG_R_24         0xddb5
  35 #define RT1318_INIT_RECIPROCAL_REG_R_23_16      0xddb6
  36 #define RT1318_INIT_RECIPROCAL_REG_R_15_8       0xddb7
  37 #define RT1318_INIT_RECIPROCAL_REG_R_7_0        0xddb8
  38
  39 #define RT1318_INIT_R0_RECIPROCAL_SYN_L_24 0xdbc5
  40 #define RT1318_INIT_R0_RECIPROCAL_SYN_L_23_16 0xdbc6
  41 #define RT1318_INIT_R0_RECIPROCAL_SYN_L_15_8 0xdbc7
  42 #define RT1318_INIT_R0_RECIPROCAL_SYN_L_7_0 0xdbc8
  43 #define RT1318_INIT_R0_RECIPROCAL_SYN_R_24 0xddc5
  44 #define RT1318_INIT_R0_RECIPROCAL_SYN_R_23_16 0xddc6
  45 #define RT1318_INIT_R0_RECIPROCAL_SYN_R_15_8 0xddc7
  46 #define RT1318_INIT_R0_RECIPROCAL_SYN_R_7_0 0xddc8
  47
  48 #define RT1318_R0_COMPARE_FLAG_L        0xdb35
  49 #define RT1318_R0_COMPARE_FLAG_R        0xdd35
  50
  51 #define RT1318_STP_INITIAL_RS_TEMP_H 0xdd93
  52 #define RT1318_STP_INITIAL_RS_TEMP_L 0xdd94
  53
  54 /* RT1318 SDCA Control - function number */
  55 #define FUNC_NUM_SMART_AMP 0x04
  56
  57 /* RT1318 SDCA entity */
  58 #define RT1318_SDCA_ENT_PDE23 0x31
  59 #define RT1318_SDCA_ENT_XU24 0x24
  60 #define RT1318_SDCA_ENT_FU21 0x03
  61 #define RT1318_SDCA_ENT_UDMPU21 0x02
  62 #define RT1318_SDCA_ENT_CS21 0x21
  63 #define RT1318_SDCA_ENT_SAPU 0x29
  64
  65 /* RT1318 SDCA control */
  66 #define RT1318_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10
  67 #define RT1318_SDCA_CTL_REQ_POWER_STATE 0x01
  68 #define RT1318_SDCA_CTL_FU_MUTE 0x01
  69 #define RT1318_SDCA_CTL_FU_VOLUME 0x02
  70 #define RT1318_SDCA_CTL_UDMPU_CLUSTER 0x10
  71 #define RT1318_SDCA_CTL_SAPU_PROTECTION_MODE 0x10
  72 #define RT1318_SDCA_CTL_SAPU_PROTECTION_STATUS 0x11
  73
  74 /* RT1318 SDCA channel */
  75 #define CH_L 0x01
  76 #define CH_R 0x02
  77
  78 /* sample frequency index */
  79 #define RT1318_SDCA_RATE_16000HZ                0x04
  80 #define RT1318_SDCA_RATE_32000HZ                0x07
  81 #define RT1318_SDCA_RATE_44100HZ                0x08
  82 #define RT1318_SDCA_RATE_48000HZ                0x09
  83 #define RT1318_SDCA_RATE_96000HZ                0x0b
  84 #define RT1318_SDCA_RATE_192000HZ               0x0d
  85
  86
  87 struct rt1318_sdw_priv {
  88         struct snd_soc_component *component;
  89         struct regmap *regmap;
  90         struct sdw_slave *sdw_slave;
  91         enum sdw_slave_status status;
  92         struct sdw_bus_params params;
  93         bool hw_init;
  94         bool first_hw_init;
  95 };
  96
  97 struct sdw_stream_data {
  98         struct sdw_stream_runtime *sdw_stream;
  99 };
 100
 101 #endif /* __RT1318_SDW_H__ */