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| author | Markus Klotzbuecher <mk@denx.de> | 2007-04-23 13:17:22 +0200 |
|---|---|---|
| committer | Markus Klotzbuecher <mk@pollux.denx.de> | 2007-04-23 13:17:22 +0200 |
| commit | 61ea75aa07838435ec570ac85a2e3fc038844596 (patch) | |
| tree | 20135a513c4c9d0bddb2a8ceaf009a8ed5e8bbdf /doc/README.mpc8641hpcn | |
| parent | e2fb36a57f364016b973b1db255531e07cfefd52 (diff) | |
| parent | 14da5f7675bbb427c469e3f45006e027b6e21db9 (diff) | |
| download | u-boot-imx-61ea75aa07838435ec570ac85a2e3fc038844596.zip u-boot-imx-61ea75aa07838435ec570ac85a2e3fc038844596.tar.gz u-boot-imx-61ea75aa07838435ec570ac85a2e3fc038844596.tar.bz2 | |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'doc/README.mpc8641hpcn')
| -rw-r--r-- | doc/README.mpc8641hpcn | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/doc/README.mpc8641hpcn b/doc/README.mpc8641hpcn index 4a650ce..3b88f8b 100644 --- a/doc/README.mpc8641hpcn +++ b/doc/README.mpc8641hpcn @@ -121,3 +121,37 @@ To Flash U-boot into the alternative bank (0xFF800000 - 0xFFBFFFFF): 0xe300_0000 0xe3ff_ffff PCI2/PEX2 IO 16M 0xfe00_0000 0xfeff_ffff Flash(alternate)16M 0xff00_0000 0xffff_ffff Flash(boot bank)16M + +5. pixis_reset command +-------------------- +A new command, "pixis_reset", is introduced to reset mpc8641hpcn board +using the FPGA sequencer. When the board restarts, it has the option +of using either the current or alternate flash bank as the boot +image, with or without the watchdog timer enabled, and finally with +or without frequency changes. + +Usage is; + + pixis_reset + pixis_reset altbank + pixis_reset altbank wd + pixis_reset altbank cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio> + pixis_reset cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio> + +Examples; + + /* reset to current bank, like "reset" command */ + pixis_reset + + /* reset board but use the to alternate flash bank */ + pixis_reset altbank + + /* reset board, use alternate flash bank with watchdog timer enabled*/ + pixis_reset altbank wd + + /* reset board to alternate bank with frequency changed. + * 40 is SYSCLK, 2.5 is COREPLL ratio, 10 is MPXPLL ratio + */ + pixis-reset altbank cf 40 2.5 10 + +Valid clock choices are in the 8641 Reference Manuals. |