1 /* 2 * tas2552.h - ALSA SoC Texas Instruments TAS2552 Mono Audio Amplifier 3 * 4 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com 5 * 6 * Author: Dan Murphy <dmurphy@ti.com> 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License 10 * version 2 as published by the Free Software Foundation. 11 * 12 * This program is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * General Public License for more details. 16 */ 17 18 #ifndef __TAS2552_H__ 19 #define __TAS2552_H__ 20 21 /* Register Address Map */ 22 #define TAS2552_DEVICE_STATUS 0x00 23 #define TAS2552_CFG_1 0x01 24 #define TAS2552_CFG_2 0x02 25 #define TAS2552_CFG_3 0x03 26 #define TAS2552_DOUT 0x04 27 #define TAS2552_SER_CTRL_1 0x05 28 #define TAS2552_SER_CTRL_2 0x06 29 #define TAS2552_OUTPUT_DATA 0x07 30 #define TAS2552_PLL_CTRL_1 0x08 31 #define TAS2552_PLL_CTRL_2 0x09 32 #define TAS2552_PLL_CTRL_3 0x0a 33 #define TAS2552_BTIP 0x0b 34 #define TAS2552_BTS_CTRL 0x0c 35 #define TAS2552_RESERVED_0D 0x0d 36 #define TAS2552_LIMIT_RATE_HYS 0x0e 37 #define TAS2552_LIMIT_RELEASE 0x0f 38 #define TAS2552_LIMIT_INT_COUNT 0x10 39 #define TAS2552_PDM_CFG 0x11 40 #define TAS2552_PGA_GAIN 0x12 41 #define TAS2552_EDGE_RATE_CTRL 0x13 42 #define TAS2552_BOOST_APT_CTRL 0x14 43 #define TAS2552_VER_NUM 0x16 44 #define TAS2552_VBAT_DATA 0x19 45 #define TAS2552_MAX_REG TAS2552_VBAT_DATA 46 47 /* CFG1 Register Masks */ 48 #define TAS2552_DEV_RESET (1 << 0) 49 #define TAS2552_SWS (1 << 1) 50 #define TAS2552_MUTE (1 << 2) 51 #define TAS2552_PLL_SRC_MCLK (0x0 << 4) 52 #define TAS2552_PLL_SRC_BCLK (0x1 << 4) 53 #define TAS2552_PLL_SRC_IVCLKIN (0x2 << 4) 54 #define TAS2552_PLL_SRC_1_8_FIXED (0x3 << 4) 55 #define TAS2552_PLL_SRC_MASK TAS2552_PLL_SRC_1_8_FIXED 56 57 /* CFG2 Register Masks */ 58 #define TAS2552_CLASSD_EN (1 << 7) 59 #define TAS2552_BOOST_EN (1 << 6) 60 #define TAS2552_APT_EN (1 << 5) 61 #define TAS2552_PLL_ENABLE (1 << 3) 62 #define TAS2552_LIM_EN (1 << 2) 63 #define TAS2552_IVSENSE_EN (1 << 1) 64 65 /* CFG3 Register Masks */ 66 #define TAS2552_WCLK_FREQ_8KHZ (0x0 << 0) 67 #define TAS2552_WCLK_FREQ_11_12KHZ (0x1 << 0) 68 #define TAS2552_WCLK_FREQ_16KHZ (0x2 << 0) 69 #define TAS2552_WCLK_FREQ_22_24KHZ (0x3 << 0) 70 #define TAS2552_WCLK_FREQ_32KHZ (0x4 << 0) 71 #define TAS2552_WCLK_FREQ_44_48KHZ (0x5 << 0) 72 #define TAS2552_WCLK_FREQ_88_96KHZ (0x6 << 0) 73 #define TAS2552_WCLK_FREQ_176_192KHZ (0x7 << 0) 74 #define TAS2552_WCLK_FREQ_MASK TAS2552_WCLK_FREQ_176_192KHZ 75 #define TAS2552_DIN_SRC_SEL_MUTED (0x0 << 3) 76 #define TAS2552_DIN_SRC_SEL_LEFT (0x1 << 3) 77 #define TAS2552_DIN_SRC_SEL_RIGHT (0x2 << 3) 78 #define TAS2552_DIN_SRC_SEL_AVG_L_R (0x3 << 3) 79 #define TAS2552_PDM_IN_SEL (1 << 5) 80 #define TAS2552_I2S_OUT_SEL (1 << 6) 81 #define TAS2552_ANALOG_IN_SEL (1 << 7) 82 83 /* DOUT Register Masks */ 84 #define TAS2552_SDOUT_TRISTATE (1 << 2) 85 86 /* Serial Interface Control Register Masks */ 87 #define TAS2552_WORDLENGTH_16BIT (0x0 << 0) 88 #define TAS2552_WORDLENGTH_20BIT (0x1 << 0) 89 #define TAS2552_WORDLENGTH_24BIT (0x2 << 0) 90 #define TAS2552_WORDLENGTH_32BIT (0x3 << 0) 91 #define TAS2552_WORDLENGTH_MASK TAS2552_WORDLENGTH_32BIT 92 #define TAS2552_DATAFORMAT_I2S (0x0 << 2) 93 #define TAS2552_DATAFORMAT_DSP (0x1 << 2) 94 #define TAS2552_DATAFORMAT_RIGHT_J (0x2 << 2) 95 #define TAS2552_DATAFORMAT_LEFT_J (0x3 << 2) 96 #define TAS2552_DATAFORMAT_MASK TAS2552_DATAFORMAT_LEFT_J 97 #define TAS2552_CLKSPERFRAME_32 (0x0 << 4) 98 #define TAS2552_CLKSPERFRAME_64 (0x1 << 4) 99 #define TAS2552_CLKSPERFRAME_128 (0x2 << 4) 100 #define TAS2552_CLKSPERFRAME_256 (0x3 << 4) 101 #define TAS2552_CLKSPERFRAME_MASK TAS2552_CLKSPERFRAME_256 102 #define TAS2552_BCLKDIR (1 << 6) 103 #define TAS2552_WCLKDIR (1 << 7) 104 105 /* OUTPUT_DATA register */ 106 #define TAS2552_DATA_OUT_I_DATA (0x0) 107 #define TAS2552_DATA_OUT_V_DATA (0x1) 108 #define TAS2552_DATA_OUT_VBAT_DATA (0x2) 109 #define TAS2552_DATA_OUT_VBOOST_DATA (0x3) 110 #define TAS2552_DATA_OUT_PGA_GAIN (0x4) 111 #define TAS2552_DATA_OUT_IV_DATA (0x5) 112 #define TAS2552_DATA_OUT_VBAT_VBOOST_GAIN (0x6) 113 #define TAS2552_DATA_OUT_DISABLED (0x7) 114 #define TAS2552_L_DATA_OUT(x) ((x) << 0) 115 #define TAS2552_R_DATA_OUT(x) ((x) << 3) 116 #define TAS2552_PDM_DATA_SEL_I (0x0 << 6) 117 #define TAS2552_PDM_DATA_SEL_V (0x1 << 6) 118 #define TAS2552_PDM_DATA_SEL_I_V (0x2 << 6) 119 #define TAS2552_PDM_DATA_SEL_V_I (0x3 << 6) 120 #define TAS2552_PDM_DATA_SEL_MASK TAS2552_PDM_DATA_SEL_V_I 121 122 /* PDM CFG Register */ 123 #define TAS2552_PDM_CLK_SEL_PLL (0x0 << 0) 124 #define TAS2552_PDM_CLK_SEL_IVCLKIN (0x1 << 0) 125 #define TAS2552_PDM_CLK_SEL_BCLK (0x2 << 0) 126 #define TAS2552_PDM_CLK_SEL_MCLK (0x3 << 0) 127 #define TAS2552_PDM_CLK_SEL_MASK TAS2552_PDM_CLK_SEL_MCLK 128 #define TAS2552_PDM_DATA_ES (1 << 2) 129 130 /* Boost Auto-pass through register */ 131 #define TAS2552_APT_DELAY_50 (0x0 << 0) 132 #define TAS2552_APT_DELAY_75 (0x1 << 0) 133 #define TAS2552_APT_DELAY_125 (0x2 << 0) 134 #define TAS2552_APT_DELAY_200 (0x3 << 0) 135 #define TAS2552_APT_THRESH_05_02 (0x0 << 2) 136 #define TAS2552_APT_THRESH_10_07 (0x1 << 2) 137 #define TAS2552_APT_THRESH_14_11 (0x2 << 2) 138 #define TAS2552_APT_THRESH_20_17 (0x3 << 2) 139 140 /* PLL Control Register */ 141 #define TAS2552_PLL_J_MASK 0x7f 142 #define TAS2552_PLL_D_UPPER(x) (((x) >> 8) & 0x3f) 143 #define TAS2552_PLL_D_LOWER(x) ((x) & 0xff) 144 #define TAS2552_PLL_BYPASS (1 << 7) 145 146 #endif 147