projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /***************************************************************************/ |
| 2 | ||
| 3 | /* | |
| 4 | * linux/arch/m68knommu/platform/527x/config.c | |
| 5 | * | |
| 6 | * Sub-architcture dependant initialization code for the Freescale | |
| 7 | * 5270/5271 CPUs. | |
| 8 | * | |
| 9 | * Copyright (C) 1999-2004, Greg Ungerer (gerg@snapgear.com) | |
| 10 | * Copyright (C) 2001-2004, SnapGear Inc. (www.snapgear.com) | |
| 11 | */ | |
| 12 | ||
| 13 | /***************************************************************************/ | |
| 14 | ||
| 1da177e4 LT |
15 | #include <linux/kernel.h> |
| 16 | #include <linux/sched.h> | |
| 17 | #include <linux/param.h> | |
| 18 | #include <linux/init.h> | |
| 19 | #include <linux/interrupt.h> | |
| 20 | #include <asm/dma.h> | |
| 21 | #include <asm/traps.h> | |
| 22 | #include <asm/machdep.h> | |
| 23 | #include <asm/coldfire.h> | |
| 24 | #include <asm/mcfsim.h> | |
| 25 | #include <asm/mcfdma.h> | |
| 26 | ||
| 27 | /***************************************************************************/ | |
| 28 | ||
| 29 | void coldfire_pit_tick(void); | |
| eaefd5fb | 30 | void coldfire_pit_init(irq_handler_t handler); |
| 1da177e4 LT |
31 | unsigned long coldfire_pit_offset(void); |
| 32 | void coldfire_trap_init(void); | |
| 33 | void coldfire_reset(void); | |
| 34 | ||
| 35 | /***************************************************************************/ | |
| 36 | ||
| 37 | /* | |
| 38 | * DMA channel base address table. | |
| 39 | */ | |
| 40 | unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = { | |
| 41 | MCF_MBAR + MCFDMA_BASE0, | |
| 42 | }; | |
| 43 | ||
| 44 | unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; | |
| 45 | ||
| 46 | /***************************************************************************/ | |
| 47 | ||
| 48 | void mcf_disableall(void) | |
| 49 | { | |
| 50 | *((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH)) = 0xffffffff; | |
| 51 | *((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRL)) = 0xffffffff; | |
| 52 | } | |
| 53 | ||
| 54 | /***************************************************************************/ | |
| 55 | ||
| 56 | void mcf_autovector(unsigned int vec) | |
| 57 | { | |
| 58 | /* Everything is auto-vectored on the 5272 */ | |
| 59 | } | |
| 60 | ||
| 61 | /***************************************************************************/ | |
| 62 | ||
| 63 | void config_BSP(char *commandp, int size) | |
| 64 | { | |
| 65 | mcf_disableall(); | |
| 1da177e4 LT |
66 | mach_sched_init = coldfire_pit_init; |
| 67 | mach_tick = coldfire_pit_tick; | |
| 68 | mach_gettimeoffset = coldfire_pit_offset; | |
| 69 | mach_trap_init = coldfire_trap_init; | |
| 70 | mach_reset = coldfire_reset; | |
| 71 | } | |
| 72 | ||
| 73 | /***************************************************************************/ |