dm: core: Expand integer-reading tests

The current tests do not cover all the behaviour. Add some more.

Tidy up a few inconsistencies between livetree and flattree which come to
light with these tests. Also drop the -ENODATA error since it is never
actually returned.

Signed-off-by: Simon Glass <[email protected]>

1 files changed, 14 insertions, 3 deletions

diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
index 4dd2aee11ce..e4b4b352e46 100644
--- a/drivers/core/ofnode.c
+++ b/drivers/core/ofnode.c
@@ -296,9 +296,20 @@ int ofnode_read_u32_array(ofnode node, const char *propname,
 		return of_read_u32_array(ofnode_to_np(node), propname,
 					 out_values, sz);
 	} else {
-		return fdtdec_get_int_array(gd->fdt_blob,
-					    ofnode_to_offset(node), propname,
-					    out_values, sz);
+		int ret;
+
+		ret = fdtdec_get_int_array(gd->fdt_blob,
+					   ofnode_to_offset(node), propname,
+					   out_values, sz);
+
+		/* get the error right, but space is more important in SPL */
+		if (!IS_ENABLED(CONFIG_SPL_BUILD)) {
+			if (ret == -FDT_ERR_NOTFOUND)
+				return -EINVAL;
+			else if (ret == -FDT_ERR_BADLAYOUT)
+				return -EOVERFLOW;
+		}
+		return ret;
 	}
 }