mpc85xx: Add reginfo command

The new command dumps the TLBCAM, the LAWs, and the BR/OR regs.
Add CONFIG_CMD_REGINFO to the config for all MPC85xx parts.

Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/configs/PM856.h b/include/configs/PM856.h
index 1db20bc..0bd28fc 100644
--- a/include/configs/PM856.h
+++ b/include/configs/PM856.h
@@ -325,6 +325,7 @@
 #define CONFIG_CMD_I2C
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_REGINFO
 
 #if defined(CONFIG_PCI)
     #define CONFIG_CMD_PCI