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started m5484 LITEKIT port

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This commit is contained in:
Markus Fröschle
2013-10-28 11:07:55 +00:00
parent fb1d9927ef
commit e0457d624e
3 changed files with 19 additions and 2 deletions
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8
BaS_gcc/include/firebee.h Normal file
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@@ -0,0 +1,8 @@
#ifndef _FIREBEE_H_
#define _FIREBEE_H_
#define BOOTFLASH_BASE_ADDRESS 0xE0000000
#define BOOTFLASH_SIZE 0x800000
#define BOOTFLASH_BAM (BOOTFLASH_SIZE - 1)
#endif /* _FIREBEE_H_ */

8
BaS_gcc/include/m5484l.h Normal file
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@@ -0,0 +1,8 @@
#ifndef _M5484L_H_
#define _M5484L_H_
#define BOOTFLASH_BASE_ADDRESS 0xE0000000
#define BOOTFLASH_SIZE 0x400000 /* LITEKIT has 4Mb flash */
#define BOOTFLASH_BAM (BOOTFLASH_SIZE - 1)
#endif /* _M5484L_H_ */

5
BaS_gcc/sources/sysinit.c
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@@ -27,6 +27,7 @@
#include <stdbool.h>
#include "MCF5475.h"
#include "firebee.h"
#include "startcf.h"
#include "cache.h"
#include "sysinit.h"
@@ -337,11 +338,11 @@ void init_fbcs()
xprintf("FlexBus chip select registers initialization: ");
/* Flash */
MCF_FBCS0_CSAR = 0xE0000000; /* flash base address */
MCF_FBCS0_CSAR = BOOTFLASH_BASE_ADDRESS;/* flash base address */
MCF_FBCS0_CSCR = MCF_FBCS_CSCR_PS_16 | /* 16 bit word access */
MCF_FBCS_CSCR_WS(6)| /* 6 Waitstates */
MCF_FBCS_CSCR_AA; /* */
MCF_FBCS0_CSMR = MCF_FBCS_CSMR_BAM_8M |
MCF_FBCS0_CSMR = BOOTFLASH_BAM |
MCF_FBCS_CSMR_V; /* 8 MByte on */