include/asm-arm/arch-cl7500/hardware.h

   1 /*
   2  * linux/include/asm-arm/arch-cl7500/hardware.h
   3  *
   4  * Copyright (C) 1996-1999 Russell King.
   5  * Copyright (C) 1999 Nexus Electronics Ltd.
   6  *
   7  * This file contains the hardware definitions of the
   8  * CL7500 evaluation board.
   9  */
  10 #ifndef __ASM_ARCH_HARDWARE_H
  11 #define __ASM_ARCH_HARDWARE_H
  12
  13 #include <asm/arch/memory.h>
  14 #include <asm/hardware/iomd.h>
  15
  16 #ifdef __ASSEMBLY__
  17 #define IOMEM(x) x
  18 #else
  19 #define IOMEM(x) ((void __iomem *)(x))
  20 #endif
  21
  22 /*
  23  * What hardware must be present
  24  */
  25 #define HAS_IOMD
  26 #define HAS_VIDC20
  27
  28 /* Hardware addresses of major areas.
  29  *  *_START is the physical address
  30  *  *_SIZE  is the size of the region
  31  *  *_BASE  is the virtual address
  32  */
  33
  34 #define IO_START                0x03000000      /* I/O */
  35 #define IO_SIZE                 0x01000000
  36 #define IO_BASE                 IOMEM(0xe0000000)
  37
  38 #define ISA_START               0x0c000000      /* ISA */
  39 #define ISA_SIZE                0x00010000
  40 #define ISA_BASE                0xe1000000
  41
  42 #define FLASH_START             0x01000000      /* XXX */
  43 #define FLASH_SIZE              0x01000000
  44 #define FLASH_BASE              0xe2000000
  45
  46 #define LED_START               0x0302B000
  47 #define LED_SIZE                0x00001000
  48 #define LED_BASE                0xe3000000
  49 #define LED_ADDRESS             (LED_BASE + 0xa00)
  50
  51 /* Let's define SCREEN_START for CL7500, even though it's a lie. */
  52 #define SCREEN_START            0x02000000      /* VRAM */
  53 #define SCREEN_END              0xdfc00000
  54 #define SCREEN_BASE             0xdf800000
  55
  56 #define FLUSH_BASE              0xdf000000
  57
  58 #define VIDC_BASE               (void __iomem *)0xe0400000
  59 #define IOMD_BASE               IOMEM(0xe0200000)
  60 #define IOC_BASE                IOMEM(0xe0200000)
  61 #define FLOPPYDMA_BASE          IOMEM(0xe002a000)
  62 #define PCIO_BASE               IOMEM(0xe0010000)
  63
  64 #define FLUSH_BASE_PHYS         0x00000000      /* ROM */
  65
  66 #define vidc_writel(val)        __raw_writel(val, VIDC_BASE)
  67
  68 /* in/out bias for the ISA slot region */
  69 #define ISASLOT_IO              0x80400000
  70
  71 #endif