root/sound/soc/fsl/fsl_asrc.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * fsl_asrc.h - Freescale ASRC ALSA SoC header file
 *
 * Copyright (C) 2014 Freescale Semiconductor, Inc.
 *
 * Author: Nicolin Chen <nicoleotsuka@gmail.com>
 */

#ifndef _FSL_ASRC_H
#define _FSL_ASRC_H

#include  "fsl_asrc_common.h"

#define ASRC_M2M_INPUTFIFO_WML          0x4
#define ASRC_M2M_OUTPUTFIFO_WML         0x2
#define ASRC_DMA_BUFFER_NUM             2
#define ASRC_INPUTFIFO_THRESHOLD        32
#define ASRC_OUTPUTFIFO_THRESHOLD       32
#define ASRC_FIFO_THRESHOLD_MIN         0
#define ASRC_FIFO_THRESHOLD_MAX         63
#define ASRC_DMA_BUFFER_SIZE            (1024 * 48 * 4)
#define ASRC_MAX_BUFFER_SIZE            (1024 * 48)
#define ASRC_OUTPUT_LAST_SAMPLE         8

#define IDEAL_RATIO_RATE                1000000

#define REG_ASRCTR                      0x00
#define REG_ASRIER                      0x04
#define REG_ASRCNCR                     0x0C
#define REG_ASRCFG                      0x10
#define REG_ASRCSR                      0x14

#define REG_ASRCDR1                     0x18
#define REG_ASRCDR2                     0x1C
#define REG_ASRCDR(i)                   ((i < 2) ? REG_ASRCDR1 : REG_ASRCDR2)

#define REG_ASRSTR                      0x20
#define REG_ASRRA                       0x24
#define REG_ASRRB                       0x28
#define REG_ASRRC                       0x2C
#define REG_ASRPM1                      0x40
#define REG_ASRPM2                      0x44
#define REG_ASRPM3                      0x48
#define REG_ASRPM4                      0x4C
#define REG_ASRPM5                      0x50
#define REG_ASRTFR1                     0x54
#define REG_ASRCCR                      0x5C

#define REG_ASRDIA                      0x60
#define REG_ASRDOA                      0x64
#define REG_ASRDIB                      0x68
#define REG_ASRDOB                      0x6C
#define REG_ASRDIC                      0x70
#define REG_ASRDOC                      0x74
#define REG_ASRDI(i)                    (REG_ASRDIA + (i << 3))
#define REG_ASRDO(i)                    (REG_ASRDOA + (i << 3))
#define REG_ASRDx(x, i)                 ((x) == IN ? REG_ASRDI(i) : REG_ASRDO(i))

#define REG_ASRIDRHA                    0x80
#define REG_ASRIDRLA                    0x84
#define REG_ASRIDRHB                    0x88
#define REG_ASRIDRLB                    0x8C
#define REG_ASRIDRHC                    0x90
#define REG_ASRIDRLC                    0x94
#define REG_ASRIDRH(i)                  (REG_ASRIDRHA + (i << 3))
#define REG_ASRIDRL(i)                  (REG_ASRIDRLA + (i << 3))

#define REG_ASR76K                      0x98
#define REG_ASR56K                      0x9C

#define REG_ASRMCRA                     0xA0
#define REG_ASRFSTA                     0xA4
#define REG_ASRMCRB                     0xA8
#define REG_ASRFSTB                     0xAC
#define REG_ASRMCRC                     0xB0
#define REG_ASRFSTC                     0xB4
#define REG_ASRMCR(i)                   (REG_ASRMCRA + (i << 3))
#define REG_ASRFST(i)                   (REG_ASRFSTA + (i << 3))

#define REG_ASRMCR1A                    0xC0
#define REG_ASRMCR1B                    0xC4
#define REG_ASRMCR1C                    0xC8
#define REG_ASRMCR1(i)                  (REG_ASRMCR1A + (i << 2))


/* REG0 0x00 REG_ASRCTR */
#define ASRCTR_ATSi_SHIFT(i)            (20 + i)
#define ASRCTR_ATSi_MASK(i)             (1 << ASRCTR_ATSi_SHIFT(i))
#define ASRCTR_ATS(i)                   (1 << ASRCTR_ATSi_SHIFT(i))
#define ASRCTR_USRi_SHIFT(i)            (14 + (i << 1))
#define ASRCTR_USRi_MASK(i)             (1 << ASRCTR_USRi_SHIFT(i))
#define ASRCTR_USR(i)                   (1 << ASRCTR_USRi_SHIFT(i))
#define ASRCTR_IDRi_SHIFT(i)            (13 + (i << 1))
#define ASRCTR_IDRi_MASK(i)             (1 << ASRCTR_IDRi_SHIFT(i))
#define ASRCTR_IDR(i)                   (1 << ASRCTR_IDRi_SHIFT(i))
#define ASRCTR_SRST_SHIFT               4
#define ASRCTR_SRST_MASK                (1 << ASRCTR_SRST_SHIFT)
#define ASRCTR_SRST                     (1 << ASRCTR_SRST_SHIFT)
#define ASRCTR_ASRCEi_SHIFT(i)          (1 + i)
#define ASRCTR_ASRCEi_MASK(i)           (1 << ASRCTR_ASRCEi_SHIFT(i))
#define ASRCTR_ASRCE(i)                 (1 << ASRCTR_ASRCEi_SHIFT(i))
#define ASRCTR_ASRCEi_ALL_MASK          (0x7 << ASRCTR_ASRCEi_SHIFT(0))
#define ASRCTR_ASRCEN_SHIFT             0
#define ASRCTR_ASRCEN_MASK              (1 << ASRCTR_ASRCEN_SHIFT)
#define ASRCTR_ASRCEN                   (1 << ASRCTR_ASRCEN_SHIFT)

/* REG1 0x04 REG_ASRIER */
#define ASRIER_AFPWE_SHIFT              7
#define ASRIER_AFPWE_MASK               (1 << ASRIER_AFPWE_SHIFT)
#define ASRIER_AFPWE                    (1 << ASRIER_AFPWE_SHIFT)
#define ASRIER_AOLIE_SHIFT              6
#define ASRIER_AOLIE_MASK               (1 << ASRIER_AOLIE_SHIFT)
#define ASRIER_AOLIE                    (1 << ASRIER_AOLIE_SHIFT)
#define ASRIER_ADOEi_SHIFT(i)           (3 + i)
#define ASRIER_ADOEi_MASK(i)            (1 << ASRIER_ADOEi_SHIFT(i))
#define ASRIER_ADOE(i)                  (1 << ASRIER_ADOEi_SHIFT(i))
#define ASRIER_ADIEi_SHIFT(i)           (0 + i)
#define ASRIER_ADIEi_MASK(i)            (1 << ASRIER_ADIEi_SHIFT(i))
#define ASRIER_ADIE(i)                  (1 << ASRIER_ADIEi_SHIFT(i))

/* REG2 0x0C REG_ASRCNCR */
#define ASRCNCR_ANCi_SHIFT(i, b)        (b * i)
#define ASRCNCR_ANCi_MASK(i, b)         (((1 << b) - 1) << ASRCNCR_ANCi_SHIFT(i, b))
#define ASRCNCR_ANCi(i, v, b)           ((v << ASRCNCR_ANCi_SHIFT(i, b)) & ASRCNCR_ANCi_MASK(i, b))

/* REG3 0x10 REG_ASRCFG */
#define ASRCFG_INIRQi_SHIFT(i)          (21 + i)
#define ASRCFG_INIRQi_MASK(i)           (1 << ASRCFG_INIRQi_SHIFT(i))
#define ASRCFG_INIRQi                   (1 << ASRCFG_INIRQi_SHIFT(i))
#define ASRCFG_NDPRi_SHIFT(i)           (18 + i)
#define ASRCFG_NDPRi_MASK(i)            (1 << ASRCFG_NDPRi_SHIFT(i))
#define ASRCFG_NDPRi_ALL_SHIFT          18
#define ASRCFG_NDPRi_ALL_MASK           (7 << ASRCFG_NDPRi_ALL_SHIFT)
#define ASRCFG_NDPRi                    (1 << ASRCFG_NDPRi_SHIFT(i))
#define ASRCFG_POSTMODi_SHIFT(i)        (8 + (i << 2))
#define ASRCFG_POSTMODi_WIDTH           2
#define ASRCFG_POSTMODi_MASK(i)         (((1 << ASRCFG_POSTMODi_WIDTH) - 1) << ASRCFG_POSTMODi_SHIFT(i))
#define ASRCFG_POSTMODi_ALL_MASK        (ASRCFG_POSTMODi_MASK(0) | ASRCFG_POSTMODi_MASK(1) | ASRCFG_POSTMODi_MASK(2))
#define ASRCFG_POSTMOD(i, v)            ((v) << ASRCFG_POSTMODi_SHIFT(i))
#define ASRCFG_POSTMODi_UP(i)           (0 << ASRCFG_POSTMODi_SHIFT(i))
#define ASRCFG_POSTMODi_DCON(i)         (1 << ASRCFG_POSTMODi_SHIFT(i))
#define ASRCFG_POSTMODi_DOWN(i)         (2 << ASRCFG_POSTMODi_SHIFT(i))
#define ASRCFG_PREMODi_SHIFT(i)         (6 + (i << 2))
#define ASRCFG_PREMODi_WIDTH            2
#define ASRCFG_PREMODi_MASK(i)          (((1 << ASRCFG_PREMODi_WIDTH) - 1) << ASRCFG_PREMODi_SHIFT(i))
#define ASRCFG_PREMODi_ALL_MASK         (ASRCFG_PREMODi_MASK(0) | ASRCFG_PREMODi_MASK(1) | ASRCFG_PREMODi_MASK(2))
#define ASRCFG_PREMOD(i, v)             ((v) << ASRCFG_PREMODi_SHIFT(i))
#define ASRCFG_PREMODi_UP(i)            (0 << ASRCFG_PREMODi_SHIFT(i))
#define ASRCFG_PREMODi_DCON(i)          (1 << ASRCFG_PREMODi_SHIFT(i))
#define ASRCFG_PREMODi_DOWN(i)          (2 << ASRCFG_PREMODi_SHIFT(i))
#define ASRCFG_PREMODi_BYPASS(i)        (3 << ASRCFG_PREMODi_SHIFT(i))

/* REG4 0x14 REG_ASRCSR */
#define ASRCSR_AxCSi_WIDTH              4
#define ASRCSR_AxCSi_MASK               ((1 << ASRCSR_AxCSi_WIDTH) - 1)
#define ASRCSR_AOCSi_SHIFT(i)           (12 + (i << 2))
#define ASRCSR_AOCSi_MASK(i)            (((1 << ASRCSR_AxCSi_WIDTH) - 1) << ASRCSR_AOCSi_SHIFT(i))
#define ASRCSR_AOCS(i, v)               ((v) << ASRCSR_AOCSi_SHIFT(i))
#define ASRCSR_AICSi_SHIFT(i)           (i << 2)
#define ASRCSR_AICSi_MASK(i)            (((1 << ASRCSR_AxCSi_WIDTH) - 1) << ASRCSR_AICSi_SHIFT(i))
#define ASRCSR_AICS(i, v)               ((v) << ASRCSR_AICSi_SHIFT(i))

/* REG5&6 0x18 & 0x1C REG_ASRCDR1 & ASRCDR2 */
#define ASRCDRi_AxCPi_WIDTH             3
#define ASRCDRi_AICPi_SHIFT(i)          (0 + (i % 2) * 6)
#define ASRCDRi_AICPi_MASK(i)           (((1 << ASRCDRi_AxCPi_WIDTH) - 1) << ASRCDRi_AICPi_SHIFT(i))
#define ASRCDRi_AICP(i, v)              ((v) << ASRCDRi_AICPi_SHIFT(i))
#define ASRCDRi_AICDi_SHIFT(i)          (3 + (i % 2) * 6)
#define ASRCDRi_AICDi_MASK(i)           (((1 << ASRCDRi_AxCPi_WIDTH) - 1) << ASRCDRi_AICDi_SHIFT(i))
#define ASRCDRi_AICD(i, v)              ((v) << ASRCDRi_AICDi_SHIFT(i))
#define ASRCDRi_AOCPi_SHIFT(i)          ((i < 2) ? 12 + i * 6 : 6)
#define ASRCDRi_AOCPi_MASK(i)           (((1 << ASRCDRi_AxCPi_WIDTH) - 1) << ASRCDRi_AOCPi_SHIFT(i))
#define ASRCDRi_AOCP(i, v)              ((v) << ASRCDRi_AOCPi_SHIFT(i))
#define ASRCDRi_AOCDi_SHIFT(i)          ((i < 2) ? 15 + i * 6 : 9)
#define ASRCDRi_AOCDi_MASK(i)           (((1 << ASRCDRi_AxCPi_WIDTH) - 1) << ASRCDRi_AOCDi_SHIFT(i))
#define ASRCDRi_AOCD(i, v)              ((v) << ASRCDRi_AOCDi_SHIFT(i))

/* REG7 0x20 REG_ASRSTR */
#define ASRSTR_DSLCNT_SHIFT             21
#define ASRSTR_DSLCNT_MASK              (1 << ASRSTR_DSLCNT_SHIFT)
#define ASRSTR_DSLCNT                   (1 << ASRSTR_DSLCNT_SHIFT)
#define ASRSTR_ATQOL_SHIFT              20
#define ASRSTR_ATQOL_MASK               (1 << ASRSTR_ATQOL_SHIFT)
#define ASRSTR_ATQOL                    (1 << ASRSTR_ATQOL_SHIFT)
#define ASRSTR_AOOLi_SHIFT(i)           (17 + i)
#define ASRSTR_AOOLi_MASK(i)            (1 << ASRSTR_AOOLi_SHIFT(i))
#define ASRSTR_AOOL(i)                  (1 << ASRSTR_AOOLi_SHIFT(i))
#define ASRSTR_AIOLi_SHIFT(i)           (14 + i)
#define ASRSTR_AIOLi_MASK(i)            (1 << ASRSTR_AIOLi_SHIFT(i))
#define ASRSTR_AIOL(i)                  (1 << ASRSTR_AIOLi_SHIFT(i))
#define ASRSTR_AODOi_SHIFT(i)           (11 + i)
#define ASRSTR_AODOi_MASK(i)            (1 << ASRSTR_AODOi_SHIFT(i))
#define ASRSTR_AODO(i)                  (1 << ASRSTR_AODOi_SHIFT(i))
#define ASRSTR_AIDUi_SHIFT(i)           (8 + i)
#define ASRSTR_AIDUi_MASK(i)            (1 << ASRSTR_AIDUi_SHIFT(i))
#define ASRSTR_AIDU(i)                  (1 << ASRSTR_AIDUi_SHIFT(i))
#define ASRSTR_FPWT_SHIFT               7
#define ASRSTR_FPWT_MASK                (1 << ASRSTR_FPWT_SHIFT)
#define ASRSTR_FPWT                     (1 << ASRSTR_FPWT_SHIFT)
#define ASRSTR_AOLE_SHIFT               6
#define ASRSTR_AOLE_MASK                (1 << ASRSTR_AOLE_SHIFT)
#define ASRSTR_AOLE                     (1 << ASRSTR_AOLE_SHIFT)
#define ASRSTR_AODEi_SHIFT(i)           (3 + i)
#define ASRSTR_AODFi_MASK(i)            (1 << ASRSTR_AODEi_SHIFT(i))
#define ASRSTR_AODF(i)                  (1 << ASRSTR_AODEi_SHIFT(i))
#define ASRSTR_AIDEi_SHIFT(i)           (0 + i)
#define ASRSTR_AIDEi_MASK(i)            (1 << ASRSTR_AIDEi_SHIFT(i))
#define ASRSTR_AIDE(i)                  (1 << ASRSTR_AIDEi_SHIFT(i))

/* REG10 0x54 REG_ASRTFR1 */
#define ASRTFR1_TF_BASE_WIDTH           7
#define ASRTFR1_TF_BASE_SHIFT           6
#define ASRTFR1_TF_BASE_MASK            (((1 << ASRTFR1_TF_BASE_WIDTH) - 1) << ASRTFR1_TF_BASE_SHIFT)
#define ASRTFR1_TF_BASE(i)              ((i) << ASRTFR1_TF_BASE_SHIFT)

/*
 * REG22 0xA0 REG_ASRMCRA
 * REG24 0xA8 REG_ASRMCRB
 * REG26 0xB0 REG_ASRMCRC
 */
#define ASRMCRi_ZEROBUFi_SHIFT          23
#define ASRMCRi_ZEROBUFi_MASK           (1 << ASRMCRi_ZEROBUFi_SHIFT)
#define ASRMCRi_ZEROBUFi                (1 << ASRMCRi_ZEROBUFi_SHIFT)
#define ASRMCRi_EXTTHRSHi_SHIFT         22
#define ASRMCRi_EXTTHRSHi_MASK          (1 << ASRMCRi_EXTTHRSHi_SHIFT)
#define ASRMCRi_EXTTHRSHi               (1 << ASRMCRi_EXTTHRSHi_SHIFT)
#define ASRMCRi_BUFSTALLi_SHIFT         21
#define ASRMCRi_BUFSTALLi_MASK          (1 << ASRMCRi_BUFSTALLi_SHIFT)
#define ASRMCRi_BUFSTALLi               (1 << ASRMCRi_BUFSTALLi_SHIFT)
#define ASRMCRi_BYPASSPOLYi_SHIFT       20
#define ASRMCRi_BYPASSPOLYi_MASK        (1 << ASRMCRi_BYPASSPOLYi_SHIFT)
#define ASRMCRi_BYPASSPOLYi             (1 << ASRMCRi_BYPASSPOLYi_SHIFT)
#define ASRMCRi_OUTFIFO_THRESHOLD_WIDTH 6
#define ASRMCRi_OUTFIFO_THRESHOLD_SHIFT 12
#define ASRMCRi_OUTFIFO_THRESHOLD_MASK  (((1 << ASRMCRi_OUTFIFO_THRESHOLD_WIDTH) - 1) << ASRMCRi_OUTFIFO_THRESHOLD_SHIFT)
#define ASRMCRi_OUTFIFO_THRESHOLD(v)    (((v) << ASRMCRi_OUTFIFO_THRESHOLD_SHIFT) & ASRMCRi_OUTFIFO_THRESHOLD_MASK)
#define ASRMCRi_RSYNIFi_SHIFT           11
#define ASRMCRi_RSYNIFi_MASK            (1 << ASRMCRi_RSYNIFi_SHIFT)
#define ASRMCRi_RSYNIFi                 (1 << ASRMCRi_RSYNIFi_SHIFT)
#define ASRMCRi_RSYNOFi_SHIFT           10
#define ASRMCRi_RSYNOFi_MASK            (1 << ASRMCRi_RSYNOFi_SHIFT)
#define ASRMCRi_RSYNOFi                 (1 << ASRMCRi_RSYNOFi_SHIFT)
#define ASRMCRi_INFIFO_THRESHOLD_WIDTH  6
#define ASRMCRi_INFIFO_THRESHOLD_SHIFT  0
#define ASRMCRi_INFIFO_THRESHOLD_MASK   (((1 << ASRMCRi_INFIFO_THRESHOLD_WIDTH) - 1) << ASRMCRi_INFIFO_THRESHOLD_SHIFT)
#define ASRMCRi_INFIFO_THRESHOLD(v)     (((v) << ASRMCRi_INFIFO_THRESHOLD_SHIFT) & ASRMCRi_INFIFO_THRESHOLD_MASK)

/*
 * REG23 0xA4 REG_ASRFSTA
 * REG25 0xAC REG_ASRFSTB
 * REG27 0xB4 REG_ASRFSTC
 */
#define ASRFSTi_OAFi_SHIFT              23
#define ASRFSTi_OAFi_MASK               (1 << ASRFSTi_OAFi_SHIFT)
#define ASRFSTi_OAFi                    (1 << ASRFSTi_OAFi_SHIFT)
#define ASRFSTi_OUTPUT_FIFO_WIDTH       7
#define ASRFSTi_OUTPUT_FIFO_SHIFT       12
#define ASRFSTi_OUTPUT_FIFO_MASK        (((1 << ASRFSTi_OUTPUT_FIFO_WIDTH) - 1) << ASRFSTi_OUTPUT_FIFO_SHIFT)
#define ASRFSTi_OUTPUT_FIFO_FILL(v)     \
        (((v) & ASRFSTi_OUTPUT_FIFO_MASK) >> ASRFSTi_OUTPUT_FIFO_SHIFT)
#define ASRFSTi_IAEi_SHIFT              11
#define ASRFSTi_IAEi_MASK               (1 << ASRFSTi_IAEi_SHIFT)
#define ASRFSTi_IAEi                    (1 << ASRFSTi_IAEi_SHIFT)
#define ASRFSTi_INPUT_FIFO_WIDTH        7
#define ASRFSTi_INPUT_FIFO_SHIFT        0
#define ASRFSTi_INPUT_FIFO_MASK         ((1 << ASRFSTi_INPUT_FIFO_WIDTH) - 1)

/* REG28 0xC0 & 0xC4 & 0xC8 REG_ASRMCR1i */
#define ASRMCR1i_IWD_WIDTH              3
#define ASRMCR1i_IWD_SHIFT              9
#define ASRMCR1i_IWD_MASK               (((1 << ASRMCR1i_IWD_WIDTH) - 1) << ASRMCR1i_IWD_SHIFT)
#define ASRMCR1i_IWD(v)                 ((v) << ASRMCR1i_IWD_SHIFT)
#define ASRMCR1i_IMSB_SHIFT             8
#define ASRMCR1i_IMSB_MASK              (1 << ASRMCR1i_IMSB_SHIFT)
#define ASRMCR1i_IMSB_MSB               (1 << ASRMCR1i_IMSB_SHIFT)
#define ASRMCR1i_IMSB_LSB               (0 << ASRMCR1i_IMSB_SHIFT)
#define ASRMCR1i_OMSB_SHIFT             2
#define ASRMCR1i_OMSB_MASK              (1 << ASRMCR1i_OMSB_SHIFT)
#define ASRMCR1i_OMSB_MSB               (1 << ASRMCR1i_OMSB_SHIFT)
#define ASRMCR1i_OMSB_LSB               (0 << ASRMCR1i_OMSB_SHIFT)
#define ASRMCR1i_OSGN_SHIFT             1
#define ASRMCR1i_OSGN_MASK              (1 << ASRMCR1i_OSGN_SHIFT)
#define ASRMCR1i_OSGN                   (1 << ASRMCR1i_OSGN_SHIFT)
#define ASRMCR1i_OW16_SHIFT             0
#define ASRMCR1i_OW16_MASK              (1 << ASRMCR1i_OW16_SHIFT)
#define ASRMCR1i_OW16(v)                ((v) << ASRMCR1i_OW16_SHIFT)

#define ASRC_PAIR_MAX_NUM       (ASRC_PAIR_C + 1)

enum asrc_inclk {
        INCLK_NONE = 0x03,
        INCLK_ESAI_RX = 0x00,
        INCLK_SSI1_RX = 0x01,
        INCLK_SSI2_RX = 0x02,
        INCLK_SSI3_RX = 0x07,
        INCLK_SPDIF_RX = 0x04,
        INCLK_MLB_CLK = 0x05,
        INCLK_PAD = 0x06,
        INCLK_ESAI_TX = 0x08,
        INCLK_SSI1_TX = 0x09,
        INCLK_SSI2_TX = 0x0a,
        INCLK_SSI3_TX = 0x0b,
        INCLK_SPDIF_TX = 0x0c,
        INCLK_ASRCK1_CLK = 0x0f,

        /* clocks for imx8 */
        INCLK_AUD_PLL_DIV_CLK0 = 0x10,
        INCLK_AUD_PLL_DIV_CLK1 = 0x11,
        INCLK_AUD_CLK0         = 0x12,
        INCLK_AUD_CLK1         = 0x13,
        INCLK_ESAI0_RX_CLK     = 0x14,
        INCLK_ESAI0_TX_CLK     = 0x15,
        INCLK_SPDIF0_RX        = 0x16,
        INCLK_SPDIF1_RX        = 0x17,
        INCLK_SAI0_RX_BCLK     = 0x18,
        INCLK_SAI0_TX_BCLK     = 0x19,
        INCLK_SAI1_RX_BCLK     = 0x1a,
        INCLK_SAI1_TX_BCLK     = 0x1b,
        INCLK_SAI2_RX_BCLK     = 0x1c,
        INCLK_SAI3_RX_BCLK     = 0x1d,
        INCLK_ASRC0_MUX_CLK    = 0x1e,

        INCLK_ESAI1_RX_CLK     = 0x20,
        INCLK_ESAI1_TX_CLK     = 0x21,
        INCLK_SAI6_TX_BCLK     = 0x22,
        INCLK_HDMI_RX_SAI0_RX_BCLK     = 0x24,
        INCLK_HDMI_TX_SAI0_TX_BCLK     = 0x25,

        INCLK_SAI2_TX_BCLK      = 0x26,
        INCLK_SAI3_TX_BCLK      = 0x27,
        INCLK_SAI4_RX_BCLK      = 0x28,
        INCLK_SAI4_TX_BCLK      = 0x29,
        INCLK_SAI5_RX_BCLK      = 0x2a,
        INCLK_SAI5_TX_BCLK      = 0x2b,
};

enum asrc_outclk {
        OUTCLK_NONE = 0x03,
        OUTCLK_ESAI_TX = 0x00,
        OUTCLK_SSI1_TX = 0x01,
        OUTCLK_SSI2_TX = 0x02,
        OUTCLK_SSI3_TX = 0x07,
        OUTCLK_SPDIF_TX = 0x04,
        OUTCLK_MLB_CLK = 0x05,
        OUTCLK_PAD = 0x06,
        OUTCLK_ESAI_RX = 0x08,
        OUTCLK_SSI1_RX = 0x09,
        OUTCLK_SSI2_RX = 0x0a,
        OUTCLK_SSI3_RX = 0x0b,
        OUTCLK_SPDIF_RX = 0x0c,
        OUTCLK_ASRCK1_CLK = 0x0f,

        /* clocks for imx8 */
        OUTCLK_AUD_PLL_DIV_CLK0 = 0x10,
        OUTCLK_AUD_PLL_DIV_CLK1 = 0x11,
        OUTCLK_AUD_CLK0         = 0x12,
        OUTCLK_AUD_CLK1         = 0x13,
        OUTCLK_ESAI0_RX_CLK     = 0x14,
        OUTCLK_ESAI0_TX_CLK     = 0x15,
        OUTCLK_SPDIF0_RX        = 0x16,
        OUTCLK_SPDIF1_RX        = 0x17,
        OUTCLK_SAI0_RX_BCLK     = 0x18,
        OUTCLK_SAI0_TX_BCLK     = 0x19,
        OUTCLK_SAI1_RX_BCLK     = 0x1a,
        OUTCLK_SAI1_TX_BCLK     = 0x1b,
        OUTCLK_SAI2_RX_BCLK     = 0x1c,
        OUTCLK_SAI3_RX_BCLK     = 0x1d,
        OUTCLK_ASRCO_MUX_CLK    = 0x1e,

        OUTCLK_ESAI1_RX_CLK     = 0x20,
        OUTCLK_ESAI1_TX_CLK     = 0x21,
        OUTCLK_SAI6_TX_BCLK     = 0x22,
        OUTCLK_HDMI_RX_SAI0_RX_BCLK     = 0x24,
        OUTCLK_HDMI_TX_SAI0_TX_BCLK     = 0x25,

        OUTCLK_SAI2_TX_BCLK     = 0x26,
        OUTCLK_SAI3_TX_BCLK     = 0x27,
        OUTCLK_SAI4_RX_BCLK     = 0x28,
        OUTCLK_SAI4_TX_BCLK     = 0x29,
        OUTCLK_SAI5_RX_BCLK     = 0x2a,
        OUTCLK_SAI5_TX_BCLK     = 0x2b,
};

#define ASRC_CLK_MAX_NUM        16
#define ASRC_CLK_MAP_LEN        0x30

enum asrc_word_width {
        ASRC_WIDTH_24_BIT = 0,
        ASRC_WIDTH_16_BIT = 1,
        ASRC_WIDTH_8_BIT = 2,
};

struct asrc_config {
        enum asrc_pair_index pair;
        unsigned int channel_num;
        unsigned int buffer_num;
        unsigned int dma_buffer_size;
        unsigned int input_sample_rate;
        unsigned int output_sample_rate;
        snd_pcm_format_t input_format;
        snd_pcm_format_t output_format;
        enum asrc_inclk inclk;
        enum asrc_outclk outclk;
};

struct asrc_req {
        unsigned int chn_num;
        enum asrc_pair_index index;
};

struct asrc_querybuf {
        unsigned int buffer_index;
        unsigned int input_length;
        unsigned int output_length;
        unsigned long input_offset;
        unsigned long output_offset;
};

struct asrc_convert_buffer {
        void *input_buffer_vaddr;
        void *output_buffer_vaddr;
        unsigned int input_buffer_length;
        unsigned int output_buffer_length;
};

struct asrc_status_flags {
        enum asrc_pair_index index;
        unsigned int overload_error;
};

enum asrc_error_status {
        ASRC_TASK_Q_OVERLOAD            = 0x01,
        ASRC_OUTPUT_TASK_OVERLOAD       = 0x02,
        ASRC_INPUT_TASK_OVERLOAD        = 0x04,
        ASRC_OUTPUT_BUFFER_OVERFLOW     = 0x08,
        ASRC_INPUT_BUFFER_UNDERRUN      = 0x10,
};

struct dma_block {
        dma_addr_t dma_paddr;
        void *dma_vaddr;
        unsigned int length;
};

/**
 * fsl_asrc_soc_data: soc specific data
 *
 * @use_edma: using edma as dma device or not
 * @channel_bits: width of ASRCNCR register for each pair
 * @start_before_dma: start asrc before dma
 */
struct fsl_asrc_soc_data {
        bool use_edma;
        unsigned int channel_bits;
        bool start_before_dma;
};

/**
 * fsl_asrc_pair_priv: ASRC Pair private data
 *
 * @config: configuration profile
 */
struct fsl_asrc_pair_priv {
        struct asrc_config *config;
};

/**
 * fsl_asrc_priv: ASRC private data
 *
 * @asrck_clk: clock sources to driver ASRC internal logic
 * @soc: soc specific data
 * @clk_map: clock map for input/output clock
 * @regcache_cfg: store register value of REG_ASRCFG
 */
struct fsl_asrc_priv {
        struct clk *asrck_clk[ASRC_CLK_MAX_NUM];
        const struct fsl_asrc_soc_data *soc;
        unsigned char *clk_map[2];

        u32 regcache_cfg;
};

#endif /* _FSL_ASRC_H */