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>

diff --git a/include/post.h b/include/post.h
index daa9047118e7de85e4ebf329c6439189c4b340b0..abe47da53bf1d986ee2630df94e09f5482e9ee3c 100644 (file)
--- a/include/post.h
+++ b/include/post.h
@@ -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)