arm/microblaze/nios/nios2/sh: Remove relocation fixups

These architectures don't need relocation fixups, so reduce their
codesize a bit by defining CONFIG_RELOC_FIXUP_WORKS.

Also remove the reloc_off field from their global data structures
as it is no longer needed.

Note that the location of the standalone application jump table pointer
in the global data structure is affected by this change, breaking
execution of standalone applications compiled for previous versions of
U-Boot. We will therefore increment XF_VERSION in the next commit,
which also touches this area.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/asm-arm/config.h b/include/asm-arm/config.h
index 049c44e..b76fd8e 100644
--- a/include/asm-arm/config.h
+++ b/include/asm-arm/config.h
@@ -21,4 +21,7 @@
 #ifndef _ASM_CONFIG_H_
 #define _ASM_CONFIG_H_
 
+/* Relocation to SDRAM works on all ARM boards */
+#define CONFIG_RELOC_FIXUP_WORKS
+
 #endif