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author | wdenk <wdenk> | 2004-01-02 16:05:07 +0000 |
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committer | wdenk <wdenk> | 2004-01-02 16:05:07 +0000 |
commit | b6e4c4033c4f889c452c511d38c77808c67f9cf7 (patch) | |
tree | 73a39833805f4cf47588dd1616a1b479ab58a418 /board/mpl/common/flash.c | |
parent | 63f3491242df8e6bd1b5df7296f28959989e2eaf (diff) | |
download | u-boot-imx-b6e4c4033c4f889c452c511d38c77808c67f9cf7.zip u-boot-imx-b6e4c4033c4f889c452c511d38c77808c67f9cf7.tar.gz u-boot-imx-b6e4c4033c4f889c452c511d38c77808c67f9cf7.tar.bz2 |
* 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.c | 38 |
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); } |