include/asm-m68knommu/m528xsim.h

   1 /****************************************************************************/
   2
   3 /*
   4  *      m528xsim.h -- ColdFire 5280/5282 System Integration Module support.
   5  *
   6  *      (C) Copyright 2003, Greg Ungerer (gerg@snapgear.com)
   7  */
   8
   9 /****************************************************************************/
  10 #ifndef m528xsim_h
  11 #define m528xsim_h
  12 /****************************************************************************/
  13
  14 #include <linux/config.h>
  15
  16 /*
  17  *      Define the 5280/5282 SIM register set addresses.
  18  */
  19 #define MCFICM_INTC0            0x0c00          /* Base for Interrupt Ctrl 0 */
  20 #define MCFICM_INTC1            0x0d00          /* Base for Interrupt Ctrl 0 */
  21 #define MCFINTC_IPRH            0x00            /* Interrupt pending 32-63 */
  22 #define MCFINTC_IPRL            0x04            /* Interrupt pending 1-31 */
  23 #define MCFINTC_IMRH            0x08            /* Interrupt mask 32-63 */
  24 #define MCFINTC_IMRL            0x0c            /* Interrupt mask 1-31 */
  25 #define MCFINTC_INTFRCH         0x10            /* Interrupt force 32-63 */
  26 #define MCFINTC_INTFRCL         0x14            /* Interrupt force 1-31 */
  27 #define MCFINTC_IRLR            0x18            /* */
  28 #define MCFINTC_IACKL           0x19            /* */
  29 #define MCFINTC_ICR0            0x40            /* Base ICR register */
  30
  31 #define MCFINT_VECBASE          64              /* Vector base number */
  32 #define MCFINT_UART0            13              /* Interrupt number for UART0 */
  33 #define MCFINT_PIT1             55              /* Interrupt number for PIT1 */
  34
  35 /*
  36  *      SDRAM configuration registers.
  37  */
  38 #define MCFSIM_DCR              0x44            /* SDRAM control */
  39 #define MCFSIM_DACR0            0x48            /* SDRAM base address 0 */
  40 #define MCFSIM_DMR0             0x4c            /* SDRAM address mask 0 */
  41 #define MCFSIM_DACR1            0x50            /* SDRAM base address 1 */
  42 #define MCFSIM_DMR1             0x54            /* SDRAM address mask 1 */
  43
  44 /*
  45  *      Derek Cheung - 6 Feb 2005
  46  *              add I2C and QSPI register definition using Freescale's MCF5282
  47  */
  48 /* set Port AS pin for I2C or UART */
  49 #define MCF5282_GPIO_PASPAR     (volatile u16 *) (MCF_IPSBAR + 0x00100056)
  50
  51 /* Interrupt Mask Register Register Low */
  52 #define MCF5282_INTC0_IMRL      (volatile u32 *) (MCF_IPSBAR + 0x0C0C)
  53 /* Interrupt Control Register 7 */
  54 #define MCF5282_INTC0_ICR17     (volatile u8 *) (MCF_IPSBAR + 0x0C51)
  55
  56
  57
  58 /*********************************************************************
  59 *
  60 * Inter-IC (I2C) Module
  61 *
  62 *********************************************************************/
  63 /* Read/Write access macros for general use */
  64 #define MCF5282_I2C_I2ADR       (volatile u8 *) (MCF_IPSBAR + 0x0300) // Address
  65 #define MCF5282_I2C_I2FDR       (volatile u8 *) (MCF_IPSBAR + 0x0304) // Freq Divider
  66 #define MCF5282_I2C_I2CR        (volatile u8 *) (MCF_IPSBAR + 0x0308) // Control
  67 #define MCF5282_I2C_I2SR        (volatile u8 *) (MCF_IPSBAR + 0x030C) // Status
  68 #define MCF5282_I2C_I2DR        (volatile u8 *) (MCF_IPSBAR + 0x0310) // Data I/O
  69
  70 /* Bit level definitions and macros */
  71 #define MCF5282_I2C_I2ADR_ADDR(x)                       (((x)&0x7F)<<0x01)
  72
  73 #define MCF5282_I2C_I2FDR_IC(x)                         (((x)&0x3F))
  74
  75 #define MCF5282_I2C_I2CR_IEN    (0x80)  // I2C enable
  76 #define MCF5282_I2C_I2CR_IIEN   (0x40)  // interrupt enable
  77 #define MCF5282_I2C_I2CR_MSTA   (0x20)  // master/slave mode
  78 #define MCF5282_I2C_I2CR_MTX    (0x10)  // transmit/receive mode
  79 #define MCF5282_I2C_I2CR_TXAK   (0x08)  // transmit acknowledge enable
  80 #define MCF5282_I2C_I2CR_RSTA   (0x04)  // repeat start
  81
  82 #define MCF5282_I2C_I2SR_ICF    (0x80)  // data transfer bit
  83 #define MCF5282_I2C_I2SR_IAAS   (0x40)  // I2C addressed as a slave
  84 #define MCF5282_I2C_I2SR_IBB    (0x20)  // I2C bus busy
  85 #define MCF5282_I2C_I2SR_IAL    (0x10)  // aribitration lost
  86 #define MCF5282_I2C_I2SR_SRW    (0x04)  // slave read/write
  87 #define MCF5282_I2C_I2SR_IIF    (0x02)  // I2C interrupt
  88 #define MCF5282_I2C_I2SR_RXAK   (0x01)  // received acknowledge
  89
  90
  91
  92 /*********************************************************************
  93 *
  94 * Queued Serial Peripheral Interface (QSPI) Module
  95 *
  96 *********************************************************************/
  97 /* Derek - 21 Feb 2005 */
  98 /* change to the format used in I2C */
  99 /* Read/Write access macros for general use */
 100 #define MCF5282_QSPI_QMR        MCF_IPSBAR + 0x0340
 101 #define MCF5282_QSPI_QDLYR      MCF_IPSBAR + 0x0344
 102 #define MCF5282_QSPI_QWR        MCF_IPSBAR + 0x0348
 103 #define MCF5282_QSPI_QIR        MCF_IPSBAR + 0x034C
 104 #define MCF5282_QSPI_QAR        MCF_IPSBAR + 0x0350
 105 #define MCF5282_QSPI_QDR        MCF_IPSBAR + 0x0354
 106 #define MCF5282_QSPI_QCR        MCF_IPSBAR + 0x0354
 107
 108 /* Bit level definitions and macros */
 109 #define MCF5282_QSPI_QMR_MSTR                           (0x8000)
 110 #define MCF5282_QSPI_QMR_DOHIE                          (0x4000)
 111 #define MCF5282_QSPI_QMR_BITS_16                        (0x0000)
 112 #define MCF5282_QSPI_QMR_BITS_8                         (0x2000)
 113 #define MCF5282_QSPI_QMR_BITS_9                         (0x2400)
 114 #define MCF5282_QSPI_QMR_BITS_10                        (0x2800)
 115 #define MCF5282_QSPI_QMR_BITS_11                        (0x2C00)
 116 #define MCF5282_QSPI_QMR_BITS_12                        (0x3000)
 117 #define MCF5282_QSPI_QMR_BITS_13                        (0x3400)
 118 #define MCF5282_QSPI_QMR_BITS_14                        (0x3800)
 119 #define MCF5282_QSPI_QMR_BITS_15                        (0x3C00)
 120 #define MCF5282_QSPI_QMR_CPOL                           (0x0200)
 121 #define MCF5282_QSPI_QMR_CPHA                           (0x0100)
 122 #define MCF5282_QSPI_QMR_BAUD(x)                        (((x)&0x00FF))
 123
 124 #define MCF5282_QSPI_QDLYR_SPE                          (0x80)
 125 #define MCF5282_QSPI_QDLYR_QCD(x)                       (((x)&0x007F)<<8)
 126 #define MCF5282_QSPI_QDLYR_DTL(x)                       (((x)&0x00FF))
 127
 128 #define MCF5282_QSPI_QWR_HALT                           (0x8000)
 129 #define MCF5282_QSPI_QWR_WREN                           (0x4000)
 130 #define MCF5282_QSPI_QWR_WRTO                           (0x2000)
 131 #define MCF5282_QSPI_QWR_CSIV                           (0x1000)
 132 #define MCF5282_QSPI_QWR_ENDQP(x)                       (((x)&0x000F)<<8)
 133 #define MCF5282_QSPI_QWR_CPTQP(x)                       (((x)&0x000F)<<4)
 134 #define MCF5282_QSPI_QWR_NEWQP(x)                       (((x)&0x000F))
 135
 136 #define MCF5282_QSPI_QIR_WCEFB                          (0x8000)
 137 #define MCF5282_QSPI_QIR_ABRTB                          (0x4000)
 138 #define MCF5282_QSPI_QIR_ABRTL                          (0x1000)
 139 #define MCF5282_QSPI_QIR_WCEFE                          (0x0800)
 140 #define MCF5282_QSPI_QIR_ABRTE                          (0x0400)
 141 #define MCF5282_QSPI_QIR_SPIFE                          (0x0100)
 142 #define MCF5282_QSPI_QIR_WCEF                           (0x0008)
 143 #define MCF5282_QSPI_QIR_ABRT                           (0x0004)
 144 #define MCF5282_QSPI_QIR_SPIF                           (0x0001)
 145
 146 #define MCF5282_QSPI_QAR_ADDR(x)                        (((x)&0x003F))
 147
 148 #define MCF5282_QSPI_QDR_COMMAND(x)                     (((x)&0xFF00))
 149 #define MCF5282_QSPI_QCR_DATA(x)                        (((x)&0x00FF)<<8)
 150 #define MCF5282_QSPI_QCR_CONT                           (0x8000)
 151 #define MCF5282_QSPI_QCR_BITSE                          (0x4000)
 152 #define MCF5282_QSPI_QCR_DT                             (0x2000)
 153 #define MCF5282_QSPI_QCR_DSCK                           (0x1000)
 154 #define MCF5282_QSPI_QCR_CS                             (((x)&0x000F)<<8)
 155
 156 /****************************************************************************/
 157 #endif  /* m528xsim_h */