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Add sync in do_reset() routine for MPC83xx after RPR register 

was written to. It is need on some targets when BAT translation
is enabled.
This commit is contained in:
Marian Balakowicz 2006-03-14 16:12:48 +01:00
parent e24e0f0744
commit 6d8ae5abb5
2 changed files with 6 additions and 0 deletions
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4
CHANGELOG
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@ -2,6 +2,10 @@
Changes since U-Boot 1.1.4:
======================================================================
* Add sync in do_reset() routine for MPC83xx after RPR register
was written to. It is need on some targets when BAT translation
is enabled.
* Add bit definitions for MPC83xx DDR controller registers.
* Add Dcbz(), Dcbi() and Dcbf() routines for MPC83xx.

2
cpu/mpc83xx/cpu.c
View File

@ -93,6 +93,8 @@ do_reset (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
/* enable Reset Control Reg */
immap->reset.rpr = 0x52535445;
__asm__ __volatile__ ("sync");
__asm__ __volatile__ ("isync");
/* confirm Reset Control Reg is enabled */
while(!((immap->reset.rcer) & RCER_CRE));