Use new probing path for chips w/o IDs

We used to have a probe_noop() that simply assumed a chip is there
but wasn't called by default. Instead we can handle this case spe-
cifically in the new probing path.

Change-Id: I633c55f8de3a36c4de96f79fd938f58aa39b5bf9
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.sourcearcade.org/c/flashprog/+/426
diff --git a/flashprog.c b/flashprog.c
index cf697fb..6eb450e 100644
--- a/flashprog.c
+++ b/flashprog.c
@@ -612,11 +612,6 @@
 	return ret;
 }
 
-int probe_noop(struct flashctx *flash)
-{
-	return 1;
-}
-
 static int init_default_layout(struct flashctx *flash)
 {
 	/* Fill default layout covering the whole chip. */
@@ -673,8 +668,11 @@
 	};
 
 	if (chip_to_probe) {
-		/* If we are looking for a particular chip,
-		   limit the probing functions to its type. */
+		/* We are looking for a particular chip.
+		   If it can't be probed, assume it's there... */
+		if (chip->id.type == ID_NONE)
+			return true;
+		/* ...otherwise, limit the probing functions to its type. */
 		probe_bus(mst, chip->id.type);
 	} else {
 		probe_bus(mst, 0);