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1/****************************************************************************/
2
3/*
4 * coldfire.h -- Motorola ColdFire CPU sepecific defines
5 *
6 * (C) Copyright 1999-2006, Greg Ungerer (gerg@snapgear.com)
7 * (C) Copyright 2000, Lineo (www.lineo.com)
8 */
9
10/****************************************************************************/
11#ifndef coldfire_h
12#define coldfire_h
13/****************************************************************************/
14
15
16/*
17 * Define master clock frequency. This is done at config time now.
18 * No point enumerating dozens of possible clock options here. And
19 * in any case new boards come along from time to time that have yet
20 * another different clocking frequency.
21 */
22#ifdef CONFIG_CLOCK_FREQ
23#define MCF_CLK CONFIG_CLOCK_FREQ
24#else
25#error "Don't know what your ColdFire CPU clock frequency is??"
26#endif
27
28/*
29 * Define the processor internal peripherals base address.
30 *
31 * The majority of ColdFire parts use an MBAR register to set
32 * the base address. Some have an IPSBAR register instead, and it
33 * has slightly different rules on its size and alignment. Some
34 * parts have fixed addresses and the internal peripherals cannot
35 * be relocated in the CPU address space.
36 *
37 * The value of MBAR or IPSBAR is config time selectable, we no
38 * longer hard define it here. No MBAR or IPSBAR will be defined if
39 * this part has a fixed peripheral address map.
40 */
41#ifdef CONFIG_MBAR
42#define MCF_MBAR CONFIG_MBAR
43#endif
44#ifdef CONFIG_IPSBAR
45#define MCF_IPSBAR CONFIG_IPSBAR
46#endif
47
48/****************************************************************************/
49#endif /* coldfire_h */