mtd: devices: spear_smi: show parent device in sysfs

Fix a bug where mtd parent device symlinks aren't shown in sysfs.

Signed-off-by: Frans Klaver <fransklaver@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index 04b24d2..64c7458 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -854,6 +854,7 @@
 	else
 		flash->mtd.name = flash_devices[flash_index].name;
 
+	flash->mtd.dev.parent = &pdev->dev;
 	flash->mtd.type = MTD_NORFLASH;
 	flash->mtd.writesize = 1;
 	flash->mtd.flags = MTD_CAP_NORFLASH;