1/* SPDX-License-Identifier: GPL-2.0 */
2/****************************************************************************/
3
4/*
5 *	coldfire.h -- Motorola ColdFire CPU sepecific defines
6 *
7 *	(C) Copyright 1999-2006, Greg Ungerer (gerg@snapgear.com)
8 *	(C) Copyright 2000, Lineo (www.lineo.com)
9 */
10
11/****************************************************************************/
12#ifndef	coldfire_h
13#define	coldfire_h
14/****************************************************************************/
15
16
17/*
18 *	Define master clock frequency. This is done at config time now.
19 *	No point enumerating dozens of possible clock options here. And
20 *	in any case new boards come along from time to time that have yet
21 *	another different clocking frequency.
22 */
23#ifdef CONFIG_CLOCK_FREQ
24#define	MCF_CLK		CONFIG_CLOCK_FREQ
25#else
26#error "Don't know what your ColdFire CPU clock frequency is??"
27#endif
28
29/*
30 *	Define the processor internal peripherals base address.
31 *
32 *	The majority of ColdFire parts use an MBAR register to set
33 *	the base address. Some have an IPSBAR register instead, and it
34 *	has slightly different rules on its size and alignment. Some
35 *	parts have fixed addresses and the internal peripherals cannot
36 *	be relocated in the CPU address space.
37 *
38 *	The value of MBAR or IPSBAR is config time selectable, we no
39 *	longer hard define it here. No MBAR or IPSBAR will be defined if
40 *	this part has a fixed peripheral address map.
41 */
42#ifdef CONFIG_MBAR
43#define	MCF_MBAR	CONFIG_MBAR
44#endif
45#ifdef CONFIG_IPSBAR
46#define	MCF_IPSBAR	CONFIG_IPSBAR
47#endif
48
49/****************************************************************************/
50#endif	/* coldfire_h */
51