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authorwdenk <wdenk>2004-01-02 16:05:07 +0000
committerwdenk <wdenk>2004-01-02 16:05:07 +0000
commitb6e4c4033c4f889c452c511d38c77808c67f9cf7 (patch)
tree73a39833805f4cf47588dd1616a1b479ab58a418 /board/mpl/common/flash.c
parent63f3491242df8e6bd1b5df7296f28959989e2eaf (diff)
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* Patch by Denis Peter, 8 Dec 2003
- add support for the PATI board (MPC555) - add SPI support for the MPC5xx * Patch by Anders Larsen, 08 Dec 2003: add configuration options CONFIG_SERIAL_TAG and CONFIG_REVISION_TAG to pass ATAG_SERIAL and ATAG_REVISION, resp., to the ARM target; cleanup some redundand #defines
Diffstat (limited to 'board/mpl/common/flash.c')
-rw-r--r--board/mpl/common/flash.c38
1 files changed, 26 insertions, 12 deletions
diff --git a/board/mpl/common/flash.c b/board/mpl/common/flash.c
index 5f50200..fd43008 100644
--- a/board/mpl/common/flash.c
+++ b/board/mpl/common/flash.c
@@ -36,6 +36,8 @@
*/
#include <common.h>
+
+#if !defined(CONFIG_PATI)
#include <ppc4xx.h>
#include <asm/processor.h>
#include "common_util.h"
@@ -46,6 +48,9 @@
#include "../pip405/pip405.h"
#endif
#include <405gp_pci.h>
+#else /* defined(CONFIG_PATI) */
+#include <mpc5xx.h>
+#endif
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
@@ -56,22 +61,15 @@ static int write_word (flash_info_t *info, ulong dest, ulong data);
void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt);
-
-#ifdef CONFIG_PIP405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned short
-#endif
-
-#ifdef CONFIG_MIP405
-#define ADDR0 0x5555
-#define ADDR1 0x2aaa
-#define FLASH_WORD_SIZE unsigned short
-#endif
#define FALSE 0
#define TRUE 1
+#if !defined(CONFIG_PATI)
+
/*-----------------------------------------------------------------------
* Some CS switching routines:
*
@@ -151,11 +149,16 @@ void setup_cs_reloc(void)
}
}
+#endif /* #if !defined(CONFIG_PATI) */
unsigned long flash_init (void)
{
- unsigned long size_b0, size_b1,flashcr, size_reg;
- int mode, i;
+ unsigned long size_b0;
+ int i;
+
+#if !defined(CONFIG_PATI)
+ unsigned long size_b1,flashcr,size_reg;
+ int mode;
extern char version_string;
char *p=&version_string;
@@ -169,6 +172,7 @@ unsigned long flash_init (void)
else
printf("(%s Boot) ",(mode & BOOT_MPS) ?
"MPS" : "Flash");
+#endif /* #if !defined(CONFIG_PATI) */
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
@@ -190,6 +194,7 @@ unsigned long flash_init (void)
CFG_MONITOR_BASE+monitor_flash_len-1,
&flash_info[0]);
#endif
+#if !defined(CONFIG_PATI)
/* protect reset vector */
flash_info[0].protect[flash_info[0].sector_count-1] = 1;
size_b1 = 0 ;
@@ -233,7 +238,7 @@ unsigned long flash_init (void)
mtdcr(ebccfgd, flashcr);
}
#if 0
- /* enable this if you want to test if
+ /* enable this (PIP405/MIP405 only) if you want to test if
the relocation has be done ok.
This will disable both Chipselects */
mtdcr (ebccfga, pb0cr);
@@ -250,6 +255,15 @@ unsigned long flash_init (void)
}
p++;
}
+#else /* #if !defined(CONFIG_PATI) */
+#ifdef CFG_ENV_IS_IN_FLASH
+ /* ENV protection ON by default */
+ flash_protect(FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
+ &flash_info[0]);
+#endif
+#endif /* #if !defined(CONFIG_PATI) */
return (size_b0);
}