include/asm-arm/arch-lh7a40x/constants.h

   1 /* include/asm-arm/arch-lh7a40x/constants.h
   2  *
   3  *  Copyright (C) 2004 Coastal Environmental Systems
   4  *  Copyright (C) 2004 Logic Product Development
   5  *
   6  *  This program is free software; you can redistribute it and/or
   7  *  modify it under the terms of the GNU General Public License
   8  *  version 2 as published by the Free Software Foundation.
   9  *
  10  */
  11
  12 #ifndef __ASM_ARCH_CONSTANTS_H
  13 #define __ASM_ARCH_CONSTANTS_H
  14
  15 #include <linux/config.h>
  16
  17 /* Addressing constants */
  18
  19         /* SoC CPU IO addressing */
  20 #define IO_PHYS                 (0x80000000)
  21 #define IO_VIRT                 (0xf8000000)
  22 #define IO_SIZE                 (0x0000B000)
  23
  24 #ifdef CONFIG_MACH_KEV7A400
  25 # define CPLD_PHYS              (0x20000000)
  26 # define CPLD_VIRT              (0xf2000000)
  27 # define CPLD_SIZE              PAGE_SIZE
  28 #endif
  29
  30 #if defined (CONFIG_MACH_LPD7A400) || defined (CONFIG_MACH_LPD7A404)
  31
  32 # define IOBARRIER_PHYS         0xc0000000 /* Start of SDRAM */
  33 /*# define IOBARRIER_PHYS               0x00000000 */ /* Start of flash */
  34 # define IOBARRIER_VIRT         0xf0000000
  35 # define IOBARRIER_SIZE         PAGE_SIZE
  36
  37 # define CF_PHYS                0x60200000
  38 # define CF_VIRT                0xf6020000
  39 # define CF_SIZE                (8*1024)
  40
  41         /* The IO mappings for the LPD CPLD are, unfortunately, sparse.  */
  42 # define CPLDX_PHYS(x)          (0x70000000 | ((x) << 20))
  43 # define CPLDX_VIRT(x)          (0xf7000000 | ((x) << 16))
  44 # define CPLD00_PHYS            CPLDX_PHYS (0x00) /* Wired LAN */
  45 # define CPLD00_VIRT            CPLDX_VIRT (0x00)
  46 # define CPLD00_SIZE            PAGE_SIZE
  47 # define CPLD02_PHYS            CPLDX_PHYS (0x02)
  48 # define CPLD02_VIRT            CPLDX_VIRT (0x02)
  49 # define CPLD02_SIZE            PAGE_SIZE
  50 # define CPLD06_PHYS            CPLDX_PHYS (0x06)
  51 # define CPLD06_VIRT            CPLDX_VIRT (0x06)
  52 # define CPLD06_SIZE            PAGE_SIZE
  53 # define CPLD08_PHYS            CPLDX_PHYS (0x08)
  54 # define CPLD08_VIRT            CPLDX_VIRT (0x08)
  55 # define CPLD08_SIZE            PAGE_SIZE
  56 # define CPLD0C_PHYS            CPLDX_PHYS (0x0c)
  57 # define CPLD0C_VIRT            CPLDX_VIRT (0x0c)
  58 # define CPLD0C_SIZE            PAGE_SIZE
  59 # define CPLD0E_PHYS            CPLDX_PHYS (0x0e)
  60 # define CPLD0E_VIRT            CPLDX_VIRT (0x0e)
  61 # define CPLD0E_SIZE            PAGE_SIZE
  62 # define CPLD10_PHYS            CPLDX_PHYS (0x10)
  63 # define CPLD10_VIRT            CPLDX_VIRT (0x10)
  64 # define CPLD10_SIZE            PAGE_SIZE
  65 # define CPLD12_PHYS            CPLDX_PHYS (0x12)
  66 # define CPLD12_VIRT            CPLDX_VIRT (0x12)
  67 # define CPLD12_SIZE            PAGE_SIZE
  68 # define CPLD14_PHYS            CPLDX_PHYS (0x14)
  69 # define CPLD14_VIRT            CPLDX_VIRT (0x14)
  70 # define CPLD14_SIZE            PAGE_SIZE
  71 # define CPLD16_PHYS            CPLDX_PHYS (0x16)
  72 # define CPLD16_VIRT            CPLDX_VIRT (0x16)
  73 # define CPLD16_SIZE            PAGE_SIZE
  74 # define CPLD18_PHYS            CPLDX_PHYS (0x18)
  75 # define CPLD18_VIRT            CPLDX_VIRT (0x18)
  76 # define CPLD18_SIZE            PAGE_SIZE
  77 # define CPLD1A_PHYS            CPLDX_PHYS (0x1a)
  78 # define CPLD1A_VIRT            CPLDX_VIRT (0x1a)
  79 # define CPLD1A_SIZE            PAGE_SIZE
  80 #endif
  81
  82         /* Timing constants */
  83
  84 #define XTAL_IN                 14745600        /* 14.7456 MHz crystal */
  85 #define PLL_CLOCK               (XTAL_IN * 21)  /* 309 MHz PLL clock */
  86 #define MAX_HCLK_KHZ            100000          /* HCLK max limit ~100MHz */
  87
  88 #endif /* __ASM_ARCH_CONSTANTS_H */