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_PT_CTRL 0x14 43 #define TAS2552_VER_NUM 0x16 44 #define TAS2552_VBAT_DATA 0x19 45 #define TAS2552_MAX_REG 0x20 46 47 /* CFG1 Register Masks */ 48 #define TAS2552_MUTE_MASK (1 << 2) 49 #define TAS2552_SWS_MASK (1 << 1) 50 #define TAS2552_WCLK_MASK 0x07 51 #define TAS2552_CLASSD_EN_MASK (1 << 7) 52 53 /* CFG2 Register Masks */ 54 #define TAS2552_CLASSD_EN (1 << 7) 55 #define TAS2552_BOOST_EN (1 << 6) 56 #define TAS2552_APT_EN (1 << 5) 57 #define TAS2552_PLL_ENABLE (1 << 3) 58 #define TAS2552_LIM_EN (1 << 2) 59 #define TAS2552_IVSENSE_EN (1 << 1) 60 61 /* CFG3 Register Masks */ 62 #define TAS2552_WORD_CLK_MASK (1 << 7) 63 #define TAS2552_BIT_CLK_MASK (1 << 6) 64 #define TAS2552_DATA_FORMAT_MASK (0x11 << 2) 65 66 #define TAS2552_DAIFMT_I2S_MASK 0xf3 67 #define TAS2552_DAIFMT_DSP (1 << 3) 68 #define TAS2552_DAIFMT_RIGHT_J (1 << 4) 69 #define TAS2552_DAIFMT_LEFT_J (0x11 << 3) 70 71 #define TAS2552_PLL_SRC_MCLK 0x00 72 #define TAS2552_PLL_SRC_BCLK (1 << 3) 73 #define TAS2552_PLL_SRC_IVCLKIN (1 << 4) 74 #define TAS2552_PLL_SRC_1_8_FIXED (0x11 << 3) 75 76 #define TAS2552_DIN_SRC_SEL_MUTED 0x00 77 #define TAS2552_DIN_SRC_SEL_LEFT (1 << 4) 78 #define TAS2552_DIN_SRC_SEL_RIGHT (1 << 5) 79 #define TAS2552_DIN_SRC_SEL_AVG_L_R (0x11 << 4) 80 81 #define TAS2552_PDM_IN_SEL (1 << 5) 82 #define TAS2552_I2S_OUT_SEL (1 << 6) 83 #define TAS2552_ANALOG_IN_SEL (1 << 7) 84 85 /* CFG3 WCLK Dividers */ 86 #define TAS2552_8KHZ 0x00 87 #define TAS2552_11_12KHZ (1 << 1) 88 #define TAS2552_16KHZ (1 << 2) 89 #define TAS2552_22_24KHZ (1 << 3) 90 #define TAS2552_32KHZ (1 << 4) 91 #define TAS2552_44_48KHZ (1 << 5) 92 #define TAS2552_88_96KHZ (1 << 6) 93 #define TAS2552_176_192KHZ (1 << 7) 94 95 /* OUTPUT_DATA register */ 96 #define TAS2552_PDM_DATA_I 0x00 97 #define TAS2552_PDM_DATA_V (1 << 6) 98 #define TAS2552_PDM_DATA_I_V (1 << 7) 99 #define TAS2552_PDM_DATA_V_I (0x11 << 6) 100 101 /* PDM CFG Register */ 102 #define TAS2552_PDM_DATA_ES_RISE 0x4 103 104 #define TAS2552_PDM_PLL_CLK_SEL 0x00 105 #define TAS2552_PDM_IV_CLK_SEL (1 << 1) 106 #define TAS2552_PDM_BCLK_SEL (1 << 2) 107 #define TAS2552_PDM_MCLK_SEL (1 << 3) 108 109 /* Boost pass-through register */ 110 #define TAS2552_APT_DELAY_50 0x00 111 #define TAS2552_APT_DELAY_75 (1 << 1) 112 #define TAS2552_APT_DELAY_125 (1 << 2) 113 #define TAS2552_APT_DELAY_200 (1 << 3) 114 115 #define TAS2552_APT_THRESH_2_5 0x00 116 #define TAS2552_APT_THRESH_1_7 (1 << 3) 117 #define TAS2552_APT_THRESH_1_4_1_1 (1 << 4) 118 #define TAS2552_APT_THRESH_2_1_7 (0x11 << 2) 119 120 /* PLL Control Register */ 121 #define TAS2552_245MHZ_CLK 24576000 122 #define TAS2552_225MHZ_CLK 22579200 123 #define TAS2552_PLL_J_MASK 0x7f 124 #define TAS2552_PLL_D_UPPER_MASK 0x3f 125 #define TAS2552_PLL_D_LOWER_MASK 0xff 126 #define TAS2552_PLL_BYPASS_MASK 0x80 127 #define TAS2552_PLL_BYPASS 0x80 128 129 #endif 130