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