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| author | Jon Smirl <jonsmirl@gmail.com> | 2009-06-14 18:21:28 -0400 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-07-10 23:21:32 +0200 |
| commit | c9969947a4687de90e2bb58e76842b491aa0e0b9 (patch) | |
| tree | 7bd09807d9660c477ca5fca8b8e5ca8547f1d008 /doc | |
| parent | 3672cd5c3b53d219d33345eebad4e25ad5bf6d52 (diff) | |
| download | talos-obmc-uboot-c9969947a4687de90e2bb58e76842b491aa0e0b9.tar.gz talos-obmc-uboot-c9969947a4687de90e2bb58e76842b491aa0e0b9.zip | |
board support patch for phyCORE-MPC5200B-tiny
Add support for the Phytec phyCORE-MPC5200B-tiny.
Code originally from Pengutronix.de.
Created CONFIG_SYS_ATA_CS_ON_TIMER01 define for when IDE CS is on
Timer 0/1
Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.phytec.pcm030 | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/doc/README.phytec.pcm030 b/doc/README.phytec.pcm030 new file mode 100644 index 0000000000..35a411a7e9 --- /dev/null +++ b/doc/README.phytec.pcm030 @@ -0,0 +1,46 @@ +To build RAMBOOT, replace this section the main Makefile + +pcm030_config \ +pcm030_RAMBOOT_config \ +pcm030_LOWBOOT_config: unconfig + @ >include/config.h + @[ -z "$(findstring LOWBOOT_,$@)" ] || \ + { echo "TEXT_BASE = 0xFF000000" >board/phytec/pcm030/config.tmp ; \ + echo "... with LOWBOOT configuration" ; \ + } + @[ -z "$(findstring RAMBOOT_,$@)" ] || \ + { echo "TEXT_BASE = 0x00100000" >board/phycore_mpc5200b_tiny/\ + config.tmp ; \ + echo "... with RAMBOOT configuration" ; \ + echo "... remember to make sure that MBAR is already \ + switched to 0xF0000000 !!!" ; \ + } + @$(MKCONFIG) -a pcm030 ppc mpc5xxx pcm030 phytec + @ echo "remember to set pcm030_REV to 0 for rev 1245.0 rev or to 1 for rev 1245.1" + + +Alternative SDRAM settings: + +#define SDRAM_MODE 0x018D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x715f0f00 +#define SDRAM_CONFIG1 0x73722930 +#define SDRAM_CONFIG2 0x47770000 + +/* Settings for XLB = 99 MHz */ +#define SDRAM_MODE 0x008D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x714b0f00 +#define SDRAM_CONFIG1 0x63611730 +#define SDRAM_CONFIG2 0x47670000 + +The board ships default with the environment in EEPROM +Moving the environment to flash can be more reliable + +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0xfe0000) +#define CONFIG_ENV_SIZE 0x20000 +#define CONFIG_ENV_SECT_SIZE 0x20000 + + + |
