m68k/amiga: Chip RAM - Offset resource end by CHIP_PHYSADDR

Technically, the end of Chip RAM should be offset by CHIP_PHYSADDR (which is
zero).
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/amiga/chipram.c

@@ -34,7 +34,7 @@ void __init amiga_chip_init(void)
 	if (!AMIGAHW_PRESENT(CHIP_RAM))
 		return;
 
-	chipram_res.end = amiga_chip_size-1;
+	chipram_res.end = CHIP_PHYSADDR + amiga_chip_size - 1;
 	request_resource(&iomem_resource, &chipram_res);
 
 	atomic_set(&chipavail, amiga_chip_size);