mirror of https://gitee.com/openkylin/linux.git
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/***************************************************************************/
|
|
|
|
/*
|
|
* linux/arch/m68knommu/platform/523x/config.c
|
|
*
|
|
* Sub-architcture dependant initialization code for the Freescale
|
|
* 523x CPUs.
|
|
*
|
|
* Copyright (C) 1999-2005, Greg Ungerer (gerg@snapgear.com)
|
|
* Copyright (C) 2001-2003, SnapGear Inc. (www.snapgear.com)
|
|
*/
|
|
|
|
/***************************************************************************/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/param.h>
|
|
#include <linux/init.h>
|
|
#include <linux/interrupt.h>
|
|
#include <asm/dma.h>
|
|
#include <asm/machdep.h>
|
|
#include <asm/coldfire.h>
|
|
#include <asm/mcfsim.h>
|
|
#include <asm/mcfdma.h>
|
|
|
|
/***************************************************************************/
|
|
|
|
void coldfire_reset(void);
|
|
|
|
/***************************************************************************/
|
|
|
|
/*
|
|
* DMA channel base address table.
|
|
*/
|
|
unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = {
|
|
MCF_MBAR + MCFDMA_BASE0,
|
|
};
|
|
|
|
unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS];
|
|
|
|
/***************************************************************************/
|
|
|
|
void mcf_disableall(void)
|
|
{
|
|
*((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH)) = 0xffffffff;
|
|
*((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRL)) = 0xffffffff;
|
|
}
|
|
|
|
/***************************************************************************/
|
|
|
|
void mcf_autovector(unsigned int vec)
|
|
{
|
|
/* Everything is auto-vectored on the 5272 */
|
|
}
|
|
|
|
/***************************************************************************/
|
|
|
|
void config_BSP(char *commandp, int size)
|
|
{
|
|
mcf_disableall();
|
|
mach_reset = coldfire_reset;
|
|
}
|
|
|
|
/***************************************************************************/
|