drivers/spi/fsl_qspi.h

   1 /*
   2  * Copyright 2013-2014 Freescale Semiconductor, Inc.
   3  *
   4  * Register definitions for Freescale QSPI
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef _FSL_QSPI_H_
  10 #define _FSL_QSPI_H_
  11
  12 struct fsl_qspi_regs {
  13         u32 mcr;
  14         u32 rsvd0[1];
  15         u32 ipcr;
  16         u32 flshcr;
  17         u32 buf0cr;
  18         u32 buf1cr;
  19         u32 buf2cr;
  20         u32 buf3cr;
  21         u32 bfgencr;
  22         u32 soccr;
  23         u32 rsvd1[2];
  24         u32 buf0ind;
  25         u32 buf1ind;
  26         u32 buf2ind;
  27         u32 rsvd2[49];
  28         u32 sfar;
  29         u32 rsvd3[1];
  30         u32 smpr;
  31         u32 rbsr;
  32         u32 rbct;
  33         u32 rsvd4[15];
  34         u32 tbsr;
  35         u32 tbdr;
  36         u32 rsvd5[1];
  37         u32 sr;
  38         u32 fr;
  39         u32 rser;
  40         u32 spndst;
  41         u32 sptrclr;
  42         u32 rsvd6[4];
  43         u32 sfa1ad;
  44         u32 sfa2ad;
  45         u32 sfb1ad;
  46         u32 sfb2ad;
  47         u32 rsvd7[28];
  48         u32 rbdr[32];
  49         u32 rsvd8[32];
  50         u32 lutkey;
  51         u32 lckcr;
  52         u32 rsvd9[2];
  53         u32 lut[64];
  54 };
  55
  56 #define QSPI_IPCR_SEQID_SHIFT           24
  57 #define QSPI_IPCR_SEQID_MASK            (0xf << QSPI_IPCR_SEQID_SHIFT)
  58
  59 #define QSPI_MCR_END_CFD_SHIFT          2
  60 #define QSPI_MCR_END_CFD_MASK           (3 << QSPI_MCR_END_CFD_SHIFT)
  61 #ifdef CONFIG_SYS_FSL_QSPI_AHB
  62 /* AHB needs 64bit operation */
  63 #define QSPI_MCR_END_CFD_LE             (3 << QSPI_MCR_END_CFD_SHIFT)
  64 #else
  65 #define QSPI_MCR_END_CFD_LE             (1 << QSPI_MCR_END_CFD_SHIFT)
  66 #endif
  67 #define QSPI_MCR_DDR_EN_SHIFT           7
  68 #define QSPI_MCR_DDR_EN_MASK            (1 << QSPI_MCR_DDR_EN_SHIFT)
  69 #define QSPI_MCR_CLR_RXF_SHIFT          10
  70 #define QSPI_MCR_CLR_RXF_MASK           (1 << QSPI_MCR_CLR_RXF_SHIFT)
  71 #define QSPI_MCR_CLR_TXF_SHIFT          11
  72 #define QSPI_MCR_CLR_TXF_MASK           (1 << QSPI_MCR_CLR_TXF_SHIFT)
  73 #define QSPI_MCR_MDIS_SHIFT             14
  74 #define QSPI_MCR_MDIS_MASK              (1 << QSPI_MCR_MDIS_SHIFT)
  75 #define QSPI_MCR_RESERVED_SHIFT         16
  76 #define QSPI_MCR_RESERVED_MASK          (0xf << QSPI_MCR_RESERVED_SHIFT)
  77 #define QSPI_MCR_SWRSTHD_SHIFT          1
  78 #define QSPI_MCR_SWRSTHD_MASK           (1 << QSPI_MCR_SWRSTHD_SHIFT)
  79 #define QSPI_MCR_SWRSTSD_SHIFT          0
  80 #define QSPI_MCR_SWRSTSD_MASK           (1 << QSPI_MCR_SWRSTSD_SHIFT)
  81
  82 #define QSPI_SMPR_HSENA_SHIFT           0
  83 #define QSPI_SMPR_HSENA_MASK            (1 << QSPI_SMPR_HSENA_SHIFT)
  84 #define QSPI_SMPR_FSPHS_SHIFT           5
  85 #define QSPI_SMPR_FSPHS_MASK            (1 << QSPI_SMPR_FSPHS_SHIFT)
  86 #define QSPI_SMPR_FSDLY_SHIFT           6
  87 #define QSPI_SMPR_FSDLY_MASK            (1 << QSPI_SMPR_FSDLY_SHIFT)
  88 #define QSPI_SMPR_DDRSMP_SHIFT          16
  89 #define QSPI_SMPR_DDRSMP_MASK           (7 << QSPI_SMPR_DDRSMP_SHIFT)
  90
  91 #define QSPI_BUFXCR_INVALID_MSTRID      0xe
  92 #define QSPI_BUF3CR_ALLMST_SHIFT        31
  93 #define QSPI_BUF3CR_ALLMST_MASK         (1 << QSPI_BUF3CR_ALLMST_SHIFT)
  94 #define QSPI_BUF3CR_ADATSZ_SHIFT        8
  95 #define QSPI_BUF3CR_ADATSZ_MASK         (0xFF << QSPI_BUF3CR_ADATSZ_SHIFT)
  96
  97 #define QSPI_BFGENCR_SEQID_SHIFT        12
  98 #define QSPI_BFGENCR_SEQID_MASK         (0xf << QSPI_BFGENCR_SEQID_SHIFT)
  99 #define QSPI_BFGENCR_PAR_EN_SHIFT       16
 100 #define QSPI_BFGENCR_PAR_EN_MASK        (1 << QSPI_BFGENCR_PAR_EN_SHIFT)
 101
 102 #define QSPI_RBSR_RDBFL_SHIFT           8
 103 #define QSPI_RBSR_RDBFL_MASK            (0x3f << QSPI_RBSR_RDBFL_SHIFT)
 104
 105 #define QSPI_RBCT_RXBRD_SHIFT           8
 106 #define QSPI_RBCT_RXBRD_USEIPS          (1 << QSPI_RBCT_RXBRD_SHIFT)
 107
 108 #define QSPI_SR_BUSY_SHIFT              0
 109 #define QSPI_SR_BUSY_MASK               (1 << QSPI_SR_BUSY_SHIFT)
 110
 111 #define QSPI_LCKCR_LOCK                 0x1
 112 #define QSPI_LCKCR_UNLOCK               0x2
 113
 114 #define LUT_KEY_VALUE                   0x5af05af0
 115
 116 #define OPRND0_SHIFT                    0
 117 #define OPRND0(x)                       ((x) << OPRND0_SHIFT)
 118 #define PAD0_SHIFT                      8
 119 #define PAD0(x)                         ((x) << PAD0_SHIFT)
 120 #define INSTR0_SHIFT                    10
 121 #define INSTR0(x)                       ((x) << INSTR0_SHIFT)
 122 #define OPRND1_SHIFT                    16
 123 #define OPRND1(x)                       ((x) << OPRND1_SHIFT)
 124 #define PAD1_SHIFT                      24
 125 #define PAD1(x)                         ((x) << PAD1_SHIFT)
 126 #define INSTR1_SHIFT                    26
 127 #define INSTR1(x)                       ((x) << INSTR1_SHIFT)
 128
 129 #define LUT_CMD                         1
 130 #define LUT_ADDR                        2
 131 #define LUT_DUMMY                       3
 132 #define LUT_READ                        7
 133 #define LUT_WRITE                       8
 134
 135 #define LUT_PAD1                        0
 136 #define LUT_PAD2                        1
 137 #define LUT_PAD4                        2
 138
 139 #define ADDR24BIT                       0x18
 140 #define ADDR32BIT                       0x20
 141
 142 #endif /* _FSL_QSPI_H_ */