[SPARC]: Encode I/O space into resource flags on sparc32.

On sparc64 we don't need to do this because the resource
values are large enough to encode the full physical address.

Signed-off-by: David S. Miller <[e-mail]>

arch/sparc/kernel/of_device.c

···
 	build_res:
 		memset(r, 0, sizeof(*r));
 		if (result != OF_BAD_ADDR) {
-			r->start = result;
+			r->start = result & 0xffffffff;
 			r->end = result + size - 1;
-			r->flags = flags;
+			r->flags = flags | ((result >> 32ULL) & 0xffUL);
 		} else {
 			r->start = ~0UL;
 			r->end = ~0UL;