arch/ppc/platforms/tqm8xx.h

   1 /*
   2  * TQM8xx(L) board specific definitions
   3  *
   4  * Copyright (c) 1999-2002 Wolfgang Denk (wd@denx.de)
   5  */
   6
   7 #ifdef __KERNEL__
   8 #ifndef __MACH_TQM8xx_H
   9 #define __MACH_TQM8xx_H
  10
  11 #include <linux/config.h>
  12
  13 #include <asm/ppcboot.h>
  14
  15 #ifndef __ASSEMBLY__
  16 #define TQM_IMMR_BASE   0xFFF00000      /* phys. addr of IMMR */
  17 #define TQM_IMAP_SIZE   (64 * 1024)     /* size of mapped area */
  18
  19 #define IMAP_ADDR       TQM_IMMR_BASE   /* physical base address of IMMR area */
  20 #define IMAP_SIZE       TQM_IMAP_SIZE   /* mapped size of IMMR area */
  21
  22 /*-----------------------------------------------------------------------
  23  * PCMCIA stuff
  24  *-----------------------------------------------------------------------
  25  *
  26  */
  27 #define PCMCIA_MEM_SIZE         ( 64 << 20 )
  28
  29 #ifndef CONFIG_KUP4K
  30 # define        MAX_HWIFS       1       /* overwrite default in include/asm-ppc/ide.h   */
  31
  32 #else   /* CONFIG_KUP4K */
  33
  34 # define        MAX_HWIFS       2       /* overwrite default in include/asm-ppc/ide.h   */
  35 # ifndef __ASSEMBLY__
  36 # include <asm/8xx_immap.h>
  37 static __inline__ void ide_led(int on)
  38 {
  39         volatile immap_t        *immap = (immap_t *)IMAP_ADDR;
  40
  41         if (on) {
  42                 immap->im_ioport.iop_padat &= ~0x80;
  43         } else {
  44                 immap->im_ioport.iop_padat |= 0x80;
  45         }
  46 }
  47 # endif /* __ASSEMBLY__ */
  48 # define IDE_LED(x) ide_led((x))
  49 #endif  /* CONFIG_KUP4K */
  50
  51 /*
  52  * Definitions for IDE0 Interface
  53  */
  54 #define IDE0_BASE_OFFSET                0
  55 #define IDE0_DATA_REG_OFFSET            (PCMCIA_MEM_SIZE + 0x320)
  56 #define IDE0_ERROR_REG_OFFSET           (2 * PCMCIA_MEM_SIZE + 0x320 + 1)
  57 #define IDE0_NSECTOR_REG_OFFSET         (2 * PCMCIA_MEM_SIZE + 0x320 + 2)
  58 #define IDE0_SECTOR_REG_OFFSET          (2 * PCMCIA_MEM_SIZE + 0x320 + 3)
  59 #define IDE0_LCYL_REG_OFFSET            (2 * PCMCIA_MEM_SIZE + 0x320 + 4)
  60 #define IDE0_HCYL_REG_OFFSET            (2 * PCMCIA_MEM_SIZE + 0x320 + 5)
  61 #define IDE0_SELECT_REG_OFFSET          (2 * PCMCIA_MEM_SIZE + 0x320 + 6)
  62 #define IDE0_STATUS_REG_OFFSET          (2 * PCMCIA_MEM_SIZE + 0x320 + 7)
  63 #define IDE0_CONTROL_REG_OFFSET         0x0106
  64 #define IDE0_IRQ_REG_OFFSET             0x000A  /* not used */
  65
  66 /* define IO_BASE for PCMCIA */
  67 #define _IO_BASE 0x80000000
  68 #define _IO_BASE_SIZE  (64<<10)
  69
  70 #define FEC_INTERRUPT            9      /* = SIU_LEVEL4                 */
  71 #define PHY_INTERRUPT           12      /* = IRQ6                       */
  72 #define IDE0_INTERRUPT          13
  73
  74 #ifdef CONFIG_IDE
  75 #define ide_request_irq(irq,hand,flg,dev,id)    \
  76         request_8xxirq((irq),(hand),(flg),(dev),(id))
  77 #endif
  78
  79 /*-----------------------------------------------------------------------
  80  * CPM Ethernet through SCCx.
  81  *-----------------------------------------------------------------------
  82  *
  83  */
  84
  85 /***  TQM823L, TQM850L  ***********************************************/
  86
  87 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L)
  88 /* Bits in parallel I/O port registers that have to be set/cleared
  89  * to configure the pins for SCC1 use.
  90  */
  91 #define PA_ENET_RXD     ((ushort)0x0004)        /* PA 13 */
  92 #define PA_ENET_TXD     ((ushort)0x0008)        /* PA 12 */
  93 #define PA_ENET_RCLK    ((ushort)0x0100)        /* PA  7 */
  94 #define PA_ENET_TCLK    ((ushort)0x0400)        /* PA  5 */
  95
  96 #define PB_ENET_TENA    ((uint)0x00002000)      /* PB 18 */
  97
  98 #define PC_ENET_CLSN    ((ushort)0x0040)        /* PC  9 */
  99 #define PC_ENET_RENA    ((ushort)0x0080)        /* PC  8 */
 100
 101 /* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to
 102  * SCC2.  Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero.
 103  */
 104 #define SICR_ENET_MASK  ((uint)0x0000ff00)
 105 #define SICR_ENET_CLKRT ((uint)0x00002600)
 106 #endif  /* CONFIG_TQM823L, CONFIG_TQM850L */
 107
 108 /***  TQM860L  ********************************************************/
 109
 110 #ifdef CONFIG_TQM860L
 111 /* Bits in parallel I/O port registers that have to be set/cleared
 112  * to configure the pins for SCC1 use.
 113  */
 114 #define PA_ENET_RXD     ((ushort)0x0001)        /* PA 15 */
 115 #define PA_ENET_TXD     ((ushort)0x0002)        /* PA 14 */
 116 #define PA_ENET_RCLK    ((ushort)0x0100)        /* PA  7 */
 117 #define PA_ENET_TCLK    ((ushort)0x0400)        /* PA  5 */
 118
 119 #define PC_ENET_TENA    ((ushort)0x0001)        /* PC 15 */
 120 #define PC_ENET_CLSN    ((ushort)0x0010)        /* PC 11 */
 121 #define PC_ENET_RENA    ((ushort)0x0020)        /* PC 10 */
 122
 123 /* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to
 124  * SCC1.  Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
 125  */
 126 #define SICR_ENET_MASK  ((uint)0x000000ff)
 127 #define SICR_ENET_CLKRT ((uint)0x00000026)
 128 #endif  /* CONFIG_TQM860L */
 129
 130 /***  FPS850L  *********************************************************/
 131
 132 #ifdef CONFIG_FPS850L
 133 /* Bits in parallel I/O port registers that have to be set/cleared
 134  * to configure the pins for SCC1 use.
 135  */
 136 #define PA_ENET_RXD     ((ushort)0x0004)        /* PA 13 */
 137 #define PA_ENET_TXD     ((ushort)0x0008)        /* PA 12 */
 138 #define PA_ENET_RCLK    ((ushort)0x0100)        /* PA  7 */
 139 #define PA_ENET_TCLK    ((ushort)0x0400)        /* PA  5 */
 140
 141 #define PC_ENET_TENA    ((ushort)0x0002)        /* PC 14 */
 142 #define PC_ENET_CLSN    ((ushort)0x0040)        /* PC  9 */
 143 #define PC_ENET_RENA    ((ushort)0x0080)        /* PC  8 */
 144
 145 /* Control bits in the SICR to route TCLK (CLK2) and RCLK (CLK4) to
 146  * SCC2.  Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero.
 147  */
 148 #define SICR_ENET_MASK  ((uint)0x0000ff00)
 149 #define SICR_ENET_CLKRT ((uint)0x00002600)
 150 #endif  /* CONFIG_FPS850L */
 151
 152 /***  SM850  *********************************************************/
 153
 154 /* The SM850 Service Module uses SCC2 for IrDA and SCC3 for Ethernet */
 155
 156 #ifdef CONFIG_SM850
 157 #define PB_ENET_RXD     ((uint)0x00000004)      /* PB 29 */
 158 #define PB_ENET_TXD     ((uint)0x00000002)      /* PB 30 */
 159 #define PA_ENET_RCLK    ((ushort)0x0100)        /* PA  7 */
 160 #define PA_ENET_TCLK    ((ushort)0x0400)        /* PA  5 */
 161
 162 #define PC_ENET_LBK     ((ushort)0x0008)        /* PC 12 */
 163 #define PC_ENET_TENA    ((ushort)0x0004)        /* PC 13 */
 164
 165 #define PC_ENET_RENA    ((ushort)0x0800)        /* PC  4 */
 166 #define PC_ENET_CLSN    ((ushort)0x0400)        /* PC  5 */
 167
 168 /* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to
 169  * SCC3.  Also, make sure GR3 (bit 8) and SC3 (bit 9) are zero.
 170  */
 171 #define SICR_ENET_MASK  ((uint)0x00FF0000)
 172 #define SICR_ENET_CLKRT ((uint)0x00260000)
 173 #endif  /* CONFIG_SM850 */
 174
 175 /* We don't use the 8259.
 176 */
 177 #define NR_8259_INTS    0
 178
 179 #endif /* !__ASSEMBLY__ */
 180 #endif  /* __MACH_TQM8xx_H */
 181 #endif /* __KERNEL__ */