m68k/sun3/: possible cleanups

This patch contains the following possible cleanups:
- make the following needlessly global code static:
  - config.c: sun3_bootmem_alloc()
  - config.c: sun3_sched_init()
  - dvma.c: dvma_page()
  - idprom.c: struct Sun_Machines[]
  - mmu_emu.c: struct ctx_alloc[]
  - sun3dvma.c: iommu_use[]
  - sun3ints.c: led_pattern[]
- remove the unused sbus.c

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/m68k/sun3/sun3ints.c

@@ -30,7 +30,7 @@ void sun3_enable_interrupts(void)
 	sun3_enable_irq(0);
 }
 
-int led_pattern[8] = {
+static int led_pattern[8] = {
        ~(0x80), ~(0x01),
        ~(0x40), ~(0x02),
        ~(0x20), ~(0x04),