arch/arm/mach-s3c24xx/bast.h

   1 /*
   2  * Copyright (c) 2003-2004 Simtec Electronics
   3  *      Ben Dooks <ben@simtec.co.uk>
   4  *
   5  * BAST - CPLD control constants
   6  * BAST - IRQ Number definitions
   7  * BAST - Memory map definitions
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 #ifndef __MACH_S3C24XX_BAST_H
  15 #define __MACH_S3C24XX_BAST_H __FILE__
  16
  17 /* CTRL1 - Audio LR routing */
  18
  19 #define BAST_CPLD_CTRL1_LRCOFF          (0x00)
  20 #define BAST_CPLD_CTRL1_LRCADC          (0x01)
  21 #define BAST_CPLD_CTRL1_LRCDAC          (0x02)
  22 #define BAST_CPLD_CTRL1_LRCARM          (0x03)
  23 #define BAST_CPLD_CTRL1_LRMASK          (0x03)
  24
  25 /* CTRL2 - NAND WP control, IDE Reset assert/check */
  26
  27 #define BAST_CPLD_CTRL2_WNAND           (0x04)
  28 #define BAST_CPLD_CTLR2_IDERST          (0x08)
  29
  30 /* CTRL3 - rom write control, CPLD identity */
  31
  32 #define BAST_CPLD_CTRL3_IDMASK          (0x0e)
  33 #define BAST_CPLD_CTRL3_ROMWEN          (0x01)
  34
  35 /* CTRL4 - 8bit LCD interface control/status */
  36
  37 #define BAST_CPLD_CTRL4_LLAT            (0x01)
  38 #define BAST_CPLD_CTRL4_LCDRW           (0x02)
  39 #define BAST_CPLD_CTRL4_LCDCMD          (0x04)
  40 #define BAST_CPLD_CTRL4_LCDE2           (0x01)
  41
  42 /* CTRL5 - DMA routing */
  43
  44 #define BAST_CPLD_DMA0_PRIIDE           (0)
  45 #define BAST_CPLD_DMA0_SECIDE           (1)
  46 #define BAST_CPLD_DMA0_ISA15            (2)
  47 #define BAST_CPLD_DMA0_ISA36            (3)
  48
  49 #define BAST_CPLD_DMA1_PRIIDE           (0 << 2)
  50 #define BAST_CPLD_DMA1_SECIDE           (1 << 2)
  51 #define BAST_CPLD_DMA1_ISA15            (2 << 2)
  52 #define BAST_CPLD_DMA1_ISA36            (3 << 2)
  53
  54 /* irq numbers to onboard peripherals */
  55
  56 #define BAST_IRQ_USBOC                  IRQ_EINT18
  57 #define BAST_IRQ_IDE0                   IRQ_EINT16
  58 #define BAST_IRQ_IDE1                   IRQ_EINT17
  59 #define BAST_IRQ_PCSERIAL1              IRQ_EINT15
  60 #define BAST_IRQ_PCSERIAL2              IRQ_EINT14
  61 #define BAST_IRQ_PCPARALLEL             IRQ_EINT13
  62 #define BAST_IRQ_ASIX                   IRQ_EINT11
  63 #define BAST_IRQ_DM9000                 IRQ_EINT10
  64 #define BAST_IRQ_ISA                    IRQ_EINT9
  65 #define BAST_IRQ_SMALERT                IRQ_EINT8
  66
  67 /* map */
  68
  69 /*
  70  * ok, we've used up to 0x13000000, now we need to find space for the
  71  * peripherals that live in the nGCS[x] areas, which are quite numerous
  72  * in their space. We also have the board's CPLD to find register space
  73  * for.
  74  */
  75
  76 #define BAST_IOADDR(x)                  (S3C2410_ADDR((x) + 0x01300000))
  77
  78 /* we put the CPLD registers next, to get them out of the way */
  79
  80 #define BAST_VA_CTRL1                   BAST_IOADDR(0x00000000)
  81 #define BAST_PA_CTRL1                   (S3C2410_CS5 | 0x7800000)
  82
  83 #define BAST_VA_CTRL2                   BAST_IOADDR(0x00100000)
  84 #define BAST_PA_CTRL2                   (S3C2410_CS1 | 0x6000000)
  85
  86 #define BAST_VA_CTRL3                   BAST_IOADDR(0x00200000)
  87 #define BAST_PA_CTRL3                   (S3C2410_CS1 | 0x6800000)
  88
  89 #define BAST_VA_CTRL4                   BAST_IOADDR(0x00300000)
  90 #define BAST_PA_CTRL4                   (S3C2410_CS1 | 0x7000000)
  91
  92 /* next, we have the PC104 ISA interrupt registers */
  93
  94 #define BAST_PA_PC104_IRQREQ            (S3C2410_CS5 | 0x6000000)
  95 #define BAST_VA_PC104_IRQREQ            BAST_IOADDR(0x00400000)
  96
  97 #define BAST_PA_PC104_IRQRAW            (S3C2410_CS5 | 0x6800000)
  98 #define BAST_VA_PC104_IRQRAW            BAST_IOADDR(0x00500000)
  99
 100 #define BAST_PA_PC104_IRQMASK           (S3C2410_CS5 | 0x7000000)
 101 #define BAST_VA_PC104_IRQMASK           BAST_IOADDR(0x00600000)
 102
 103 #define BAST_PA_LCD_RCMD1               (0x8800000)
 104 #define BAST_VA_LCD_RCMD1               BAST_IOADDR(0x00700000)
 105
 106 #define BAST_PA_LCD_WCMD1               (0x8000000)
 107 #define BAST_VA_LCD_WCMD1               BAST_IOADDR(0x00800000)
 108
 109 #define BAST_PA_LCD_RDATA1              (0x9800000)
 110 #define BAST_VA_LCD_RDATA1              BAST_IOADDR(0x00900000)
 111
 112 #define BAST_PA_LCD_WDATA1              (0x9000000)
 113 #define BAST_VA_LCD_WDATA1              BAST_IOADDR(0x00A00000)
 114
 115 #define BAST_PA_LCD_RCMD2               (0xA800000)
 116 #define BAST_VA_LCD_RCMD2               BAST_IOADDR(0x00B00000)
 117
 118 #define BAST_PA_LCD_WCMD2               (0xA000000)
 119 #define BAST_VA_LCD_WCMD2               BAST_IOADDR(0x00C00000)
 120
 121 #define BAST_PA_LCD_RDATA2              (0xB800000)
 122 #define BAST_VA_LCD_RDATA2              BAST_IOADDR(0x00D00000)
 123
 124 #define BAST_PA_LCD_WDATA2              (0xB000000)
 125 #define BAST_VA_LCD_WDATA2              BAST_IOADDR(0x00E00000)
 126
 127
 128 /*
 129  * 0xE0000000 contains the IO space that is split by speed and
 130  * whether the access is for 8 or 16bit IO... this ensures that
 131  * the correct access is made
 132  *
 133  * 0x10000000 of space, partitioned as so:
 134  *
 135  * 0x00000000 to 0x04000000  8bit,  slow
 136  * 0x04000000 to 0x08000000  16bit, slow
 137  * 0x08000000 to 0x0C000000  16bit, net
 138  * 0x0C000000 to 0x10000000  16bit, fast
 139  *
 140  * each of these spaces has the following in:
 141  *
 142  * 0x00000000 to 0x01000000 16MB ISA IO space
 143  * 0x01000000 to 0x02000000 16MB ISA memory space
 144  * 0x02000000 to 0x02100000 1MB  IDE primary channel
 145  * 0x02100000 to 0x02200000 1MB  IDE primary channel aux
 146  * 0x02200000 to 0x02400000 1MB  IDE secondary channel
 147  * 0x02300000 to 0x02400000 1MB  IDE secondary channel aux
 148  * 0x02400000 to 0x02500000 1MB  ASIX ethernet controller
 149  * 0x02500000 to 0x02600000 1MB  Davicom DM9000 ethernet controller
 150  * 0x02600000 to 0x02700000 1MB  PC SuperIO controller
 151  *
 152  * the phyiscal layout of the zones are:
 153  *  nGCS2 - 8bit, slow
 154  *  nGCS3 - 16bit, slow
 155  *  nGCS4 - 16bit, net
 156  *  nGCS5 - 16bit, fast
 157  */
 158
 159 #define BAST_VA_MULTISPACE              (0xE0000000)
 160
 161 #define BAST_VA_ISAIO                   (BAST_VA_MULTISPACE + 0x00000000)
 162 #define BAST_VA_ISAMEM                  (BAST_VA_MULTISPACE + 0x01000000)
 163 #define BAST_VA_IDEPRI                  (BAST_VA_MULTISPACE + 0x02000000)
 164 #define BAST_VA_IDEPRIAUX               (BAST_VA_MULTISPACE + 0x02100000)
 165 #define BAST_VA_IDESEC                  (BAST_VA_MULTISPACE + 0x02200000)
 166 #define BAST_VA_IDESECAUX               (BAST_VA_MULTISPACE + 0x02300000)
 167 #define BAST_VA_ASIXNET                 (BAST_VA_MULTISPACE + 0x02400000)
 168 #define BAST_VA_DM9000                  (BAST_VA_MULTISPACE + 0x02500000)
 169 #define BAST_VA_SUPERIO                 (BAST_VA_MULTISPACE + 0x02600000)
 170
 171 #define BAST_VAM_CS2                    (0x00000000)
 172 #define BAST_VAM_CS3                    (0x04000000)
 173 #define BAST_VAM_CS4                    (0x08000000)
 174 #define BAST_VAM_CS5                    (0x0C000000)
 175
 176 /* physical offset addresses for the peripherals */
 177
 178 #define BAST_PA_ISAIO                   (0x00000000)
 179 #define BAST_PA_ASIXNET                 (0x01000000)
 180 #define BAST_PA_SUPERIO                 (0x01800000)
 181 #define BAST_PA_IDEPRI                  (0x02000000)
 182 #define BAST_PA_IDEPRIAUX               (0x02800000)
 183 #define BAST_PA_IDESEC                  (0x03000000)
 184 #define BAST_PA_IDESECAUX               (0x03800000)
 185 #define BAST_PA_ISAMEM                  (0x04000000)
 186 #define BAST_PA_DM9000                  (0x05000000)
 187
 188 /* some configurations for the peripherals */
 189
 190 #define BAST_PCSIO                      (BAST_VA_SUPERIO + BAST_VAM_CS2)
 191
 192 #define BAST_ASIXNET_CS                 BAST_VAM_CS5
 193 #define BAST_DM9000_CS                  BAST_VAM_CS4
 194
 195 #define BAST_IDE_CS     S3C2410_CS5
 196
 197 #endif /* __MACH_S3C24XX_BAST_H */