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mpc86xx: Add generic POST word read/write support

The PIC's TFRR register doesn't affect hardware and is generally unused,
so use as storage for the POST word.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
master
Peter Tyser 10 years ago
committed by Kumar Gala
parent
commit
65f23519d6
1 changed files with 4 additions and 0 deletions
  1. +4
    -0
      include/post.h

+ 4
- 0
include/post.h View File

@ -60,6 +60,10 @@
#include <asm/immap_85xx.h>
#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + offsetof(ccsr_pic_t, tfrr))
#elif defined (CONFIG_MPC86xx)
#include <asm/immap_86xx.h>
#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + offsetof(ccsr_pic_t, tfrr))
#elif defined (CONFIG_4xx)
#define _POST_WORD_ADDR \
(CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)


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