[PATCH] mtdpart: Support MTDPART_SIZ_FULL in fixed-partitions

[Mike Looijmans]

Flash partitions may specify MTDPART_SIZ_FULL (=0) as the size of the
partition to indicate "the remainder of the flash". Make this work with
device-tree "fixed-partitions" as well.

Signed-off-by: Mike Looijmans <mike.looijmans at topic.nl>
---

 drivers/mtd/mtdpart.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 88094b81e7a..5284890bd88 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -910,11 +910,13 @@ int add_mtd_partitions_of(struct mtd_info *master)
 			continue;
 
 		offset = ofnode_get_addr_size_index_notrans(child, 0, &size);
-		if (offset == FDT_ADDR_T_NONE || !size) {
-			debug("Missing partition offset/size on \"%s\" partition\n",
+		if (offset == FDT_ADDR_T_NONE) {
+			debug("Missing partition offset on \"%s\" partition\n",
 			      master->name);
 			continue;
 		}
+		if (size == MTDPART_SIZ_FULL)
+			size = master->size - offset;
 
 		part.name = ofnode_read_string(child, "label");
 		if (!part.name)
-- 
2.43.0


Met vriendelijke groet / kind regards,

Mike Looijmans
System Expert


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