blob: 1adfd18e6154ba116c1121bb76825afdb489cd53 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#define VIDC_BASE (void __iomem *)0xe0400000
57#define IOMD_BASE IOMEM(0xe0200000)
58#define IOC_BASE IOMEM(0xe0200000)
59#define FLOPPYDMA_BASE IOMEM(0xe002a000)
60#define PCIO_BASE IOMEM(0xe0010000)
61
Linus Torvalds1da177e2005-04-16 15:20:36 -070062#define vidc_writel(val) __raw_writel(val, VIDC_BASE)
63
64/* in/out bias for the ISA slot region */
65#define ISASLOT_IO 0x80400000
66
67#endif