/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * tas2552.h - ALSA SoC Texas Instruments TAS2552 Mono Audio Amplifier
 *
 * Copyright (C) 2014 Texas Instruments Incorporated -  https://www.ti.com
 *
 * Author: Dan Murphy <dmurphy@ti.com>
 */

#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_APT_CTRL          0x14
#define TAS2552_VER_NUM                 0x16
#define TAS2552_VBAT_DATA               0x19
#define TAS2552_MAX_REG                 TAS2552_VBAT_DATA

/* 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)

/* CFG3 Register Masks */
#define TAS2552_WCLK_FREQ_8KHZ          (0x0 << 0)
#define TAS2552_WCLK_FREQ_11_12KHZ      (0x1 << 0)
#define TAS2552_WCLK_FREQ_16KHZ         (0x2 << 0)
#define TAS2552_WCLK_FREQ_22_24KHZ      (0x3 << 0)
#define TAS2552_WCLK_FREQ_32KHZ         (0x4 << 0)
#define TAS2552_WCLK_FREQ_44_48KHZ      (0x5 << 0)
#define TAS2552_WCLK_FREQ_88_96KHZ      (0x6 << 0)
#define TAS2552_WCLK_FREQ_176_192KHZ    (0x7 << 0)
#define TAS2552_WCLK_FREQ_MASK          TAS2552_WCLK_FREQ_176_192KHZ
#define TAS2552_DIN_SRC_SEL_MUTED       (0x0 << 3)
#define TAS2552_DIN_SRC_SEL_LEFT        (0x1 << 3)
#define TAS2552_DIN_SRC_SEL_RIGHT       (0x2 << 3)
#define TAS2552_DIN_SRC_SEL_AVG_L_R     (0x3 << 3)
#define TAS2552_PDM_IN_SEL              (1 << 5)
#define TAS2552_I2S_OUT_SEL             (1 << 6)
#define TAS2552_ANALOG_IN_SEL           (1 << 7)

/* 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)

/* OUTPUT_DATA register */
#define TAS2552_DATA_OUT_I_DATA         (0x0)
#define TAS2552_DATA_OUT_V_DATA         (0x1)
#define TAS2552_DATA_OUT_VBAT_DATA      (0x2)
#define TAS2552_DATA_OUT_VBOOST_DATA    (0x3)
#define TAS2552_DATA_OUT_PGA_GAIN       (0x4)
#define TAS2552_DATA_OUT_IV_DATA        (0x5)
#define TAS2552_DATA_OUT_VBAT_VBOOST_GAIN       (0x6)
#define TAS2552_DATA_OUT_DISABLED       (0x7)
#define TAS2552_L_DATA_OUT(x)           ((x) << 0)
#define TAS2552_R_DATA_OUT(x)           ((x) << 3)
#define TAS2552_PDM_DATA_SEL_I          (0x0 << 6)
#define TAS2552_PDM_DATA_SEL_V          (0x1 << 6)
#define TAS2552_PDM_DATA_SEL_I_V        (0x2 << 6)
#define TAS2552_PDM_DATA_SEL_V_I        (0x3 << 6)
#define TAS2552_PDM_DATA_SEL_MASK       TAS2552_PDM_DATA_SEL_V_I

/* 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 Auto-pass through register */
#define TAS2552_APT_DELAY_50            (0x0 << 0)
#define TAS2552_APT_DELAY_75            (0x1 << 0)
#define TAS2552_APT_DELAY_125           (0x2 << 0)
#define TAS2552_APT_DELAY_200           (0x3 << 0)
#define TAS2552_APT_THRESH_05_02        (0x0 << 2)
#define TAS2552_APT_THRESH_10_07        (0x1 << 2)
#define TAS2552_APT_THRESH_14_11        (0x2 << 2)
#define TAS2552_APT_THRESH_20_17        (0x3 << 2)

/* PLL Control Register */
#define TAS2552_PLL_J_MASK              0x7f
#define TAS2552_PLL_D_UPPER(x)          (((x) >> 8) & 0x3f)
#define TAS2552_PLL_D_LOWER(x)          ((x) & 0xff)
#define TAS2552_PLL_BYPASS              (1 << 7)

#endif