| /* SPDX-License-Identifier: GPL-2.0 */ |
| /****************************************************************************/ |
| |
| /* |
| * coldfire.h -- Motorola ColdFire CPU sepecific defines |
| * |
| * (C) Copyright 1999-2006, Greg Ungerer (gerg@snapgear.com) |
| * (C) Copyright 2000, Lineo (www.lineo.com) |
| */ |
| |
| /****************************************************************************/ |
| #ifndef coldfire_h |
| #define coldfire_h |
| /****************************************************************************/ |
| |
| |
| /* |
| * Define master clock frequency. This is done at config time now. |
| * No point enumerating dozens of possible clock options here. And |
| * in any case new boards come along from time to time that have yet |
| * another different clocking frequency. |
| */ |
| #ifdef CONFIG_CLOCK_FREQ |
| #define MCF_CLK CONFIG_CLOCK_FREQ |
| #else |
| #error "Don't know what your ColdFire CPU clock frequency is??" |
| #endif |
| |
| /* |
| * Define the processor internal peripherals base address. |
| * |
| * The majority of ColdFire parts use an MBAR register to set |
| * the base address. Some have an IPSBAR register instead, and it |
| * has slightly different rules on its size and alignment. Some |
| * parts have fixed addresses and the internal peripherals cannot |
| * be relocated in the CPU address space. |
| * |
| * The value of MBAR or IPSBAR is config time selectable, we no |
| * longer hard define it here. No MBAR or IPSBAR will be defined if |
| * this part has a fixed peripheral address map. |
| */ |
| #ifdef CONFIG_MBAR |
| #define MCF_MBAR CONFIG_MBAR |
| #endif |
| #ifdef CONFIG_IPSBAR |
| #define MCF_IPSBAR CONFIG_IPSBAR |
| #endif |
| |
| /****************************************************************************/ |
| #endif /* coldfire_h */ |
