sparc32: remove runtime btfix support

- remove all uses of btfixup header
- remove the btfixup header
- remove the btfixup code

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc/mm/srmmu.c

@@ -48,8 +48,6 @@
 #include <asm/turbosparc.h>
 #include <asm/leon.h>
 
-#include <asm/btfixup.h>
-
 enum mbus_module srmmu_modtype;
 static unsigned int hwbug_bitmask;
 int vac_cache_size;
@@ -2186,5 +2184,4 @@ void __init load_mmu(void)
 	else
 		sun4m_init_smp();
 #endif
-	btfixup();
 }