/* * tas2552.h - ALSA SoC Texas Instruments TAS2552 Mono Audio Amplifier * * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com * * Author: Dan Murphy * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. */ #ifndef __TAS2552_H__ #define __TAS2552_H__ /* Register Address Map */ #define TAS2552_DEVICE_STATUS 0x00 #define TAS2552_CFG_1 0x01 #define TAS2552_CFG_2 0x02 #define TAS2552_CFG_3 0x03 #define TAS2552_DOUT 0x04 #define TAS2552_SER_CTRL_1 0x05 #define TAS2552_SER_CTRL_2 0x06 #define TAS2552_OUTPUT_DATA 0x07 #define TAS2552_PLL_CTRL_1 0x08 #define TAS2552_PLL_CTRL_2 0x09 #define TAS2552_PLL_CTRL_3 0x0a #define TAS2552_BTIP 0x0b #define TAS2552_BTS_CTRL 0x0c #define TAS2552_RESERVED_0D 0x0d #define TAS2552_LIMIT_RATE_HYS 0x0e #define TAS2552_LIMIT_RELEASE 0x0f #define TAS2552_LIMIT_INT_COUNT 0x10 #define TAS2552_PDM_CFG 0x11 #define TAS2552_PGA_GAIN 0x12 #define TAS2552_EDGE_RATE_CTRL 0x13 #define TAS2552_BOOST_PT_CTRL 0x14 #define TAS2552_VER_NUM 0x16 #define TAS2552_VBAT_DATA 0x19 #define TAS2552_MAX_REG 0x20 /* CFG1 Register Masks */ #define TAS2552_DEV_RESET (1 << 0) #define TAS2552_SWS (1 << 1) #define TAS2552_MUTE (1 << 2) #define TAS2552_PLL_SRC_MCLK (0x0 << 4) #define TAS2552_PLL_SRC_BCLK (0x1 << 4) #define TAS2552_PLL_SRC_IVCLKIN (0x2 << 4) #define TAS2552_PLL_SRC_1_8_FIXED (0x3 << 4) #define TAS2552_PLL_SRC_MASK TAS2552_PLL_SRC_1_8_FIXED /* CFG2 Register Masks */ #define TAS2552_CLASSD_EN (1 << 7) #define TAS2552_BOOST_EN (1 << 6) #define TAS2552_APT_EN (1 << 5) #define TAS2552_PLL_ENABLE (1 << 3) #define TAS2552_LIM_EN (1 << 2) #define TAS2552_IVSENSE_EN (1 << 1) /* DOUT Register Masks */ #define TAS2552_SDOUT_TRISTATE (1 << 2) /* Serial Interface Control Register Masks */ #define TAS2552_WORDLENGTH_16BIT (0x0 << 0) #define TAS2552_WORDLENGTH_20BIT (0x1 << 0) #define TAS2552_WORDLENGTH_24BIT (0x2 << 0) #define TAS2552_WORDLENGTH_32BIT (0x3 << 0) #define TAS2552_WORDLENGTH_MASK TAS2552_WORDLENGTH_32BIT #define TAS2552_DATAFORMAT_I2S (0x0 << 2) #define TAS2552_DATAFORMAT_DSP (0x1 << 2) #define TAS2552_DATAFORMAT_RIGHT_J (0x2 << 2) #define TAS2552_DATAFORMAT_LEFT_J (0x3 << 2) #define TAS2552_DATAFORMAT_MASK TAS2552_DATAFORMAT_LEFT_J #define TAS2552_CLKSPERFRAME_32 (0x0 << 4) #define TAS2552_CLKSPERFRAME_64 (0x1 << 4) #define TAS2552_CLKSPERFRAME_128 (0x2 << 4) #define TAS2552_CLKSPERFRAME_256 (0x3 << 4) #define TAS2552_CLKSPERFRAME_MASK TAS2552_CLKSPERFRAME_256 #define TAS2552_BCLKDIR (1 << 6) #define TAS2552_WCLKDIR (1 << 7) #define TAS2552_DIN_SRC_SEL_MUTED 0x00 #define TAS2552_DIN_SRC_SEL_LEFT (1 << 4) #define TAS2552_DIN_SRC_SEL_RIGHT (1 << 5) #define TAS2552_DIN_SRC_SEL_AVG_L_R (0x11 << 4) #define TAS2552_PDM_IN_SEL (1 << 5) #define TAS2552_I2S_OUT_SEL (1 << 6) #define TAS2552_ANALOG_IN_SEL (1 << 7) /* CFG3 WCLK Dividers */ #define TAS2552_8KHZ 0x00 #define TAS2552_11_12KHZ (1 << 1) #define TAS2552_16KHZ (1 << 2) #define TAS2552_22_24KHZ (1 << 3) #define TAS2552_32KHZ (1 << 4) #define TAS2552_44_48KHZ (1 << 5) #define TAS2552_88_96KHZ (1 << 6) #define TAS2552_176_192KHZ (1 << 7) /* OUTPUT_DATA register */ #define TAS2552_PDM_DATA_I 0x00 #define TAS2552_PDM_DATA_V (1 << 6) #define TAS2552_PDM_DATA_I_V (1 << 7) #define TAS2552_PDM_DATA_V_I (0x11 << 6) /* PDM CFG Register */ #define TAS2552_PDM_CLK_SEL_PLL (0x0 << 0) #define TAS2552_PDM_CLK_SEL_IVCLKIN (0x1 << 0) #define TAS2552_PDM_CLK_SEL_BCLK (0x2 << 0) #define TAS2552_PDM_CLK_SEL_MCLK (0x3 << 0) #define TAS2552_PDM_CLK_SEL_MASK TAS2552_PDM_CLK_SEL_MCLK #define TAS2552_PDM_DATA_ES (1 << 2) /* Boost pass-through register */ #define TAS2552_APT_DELAY_50 0x00 #define TAS2552_APT_DELAY_75 (1 << 1) #define TAS2552_APT_DELAY_125 (1 << 2) #define TAS2552_APT_DELAY_200 (1 << 3) #define TAS2552_APT_THRESH_2_5 0x00 #define TAS2552_APT_THRESH_1_7 (1 << 3) #define TAS2552_APT_THRESH_1_4_1_1 (1 << 4) #define TAS2552_APT_THRESH_2_1_7 (0x11 << 2) /* PLL Control Register */ #define TAS2552_245MHZ_CLK 24576000 #define TAS2552_225MHZ_CLK 22579200 #define TAS2552_PLL_J_MASK 0x7f #define TAS2552_PLL_D_UPPER_MASK 0x3f #define TAS2552_PLL_D_LOWER_MASK 0xff #define TAS2552_PLL_BYPASS_MASK 0x80 #define TAS2552_PLL_BYPASS 0x80 #endif