From: Matthias Schiffer Date: Thu, 3 Feb 2022 14:14:47 +0000 (+0100) Subject: common: fdt_support: add support for "partitions" subnode to fdt_fixup_mtdparts() X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=36fee2f7621eb2074be17bb0c4f8c950b0362c52;p=u-boot.git common: fdt_support: add support for "partitions" subnode to fdt_fixup_mtdparts() Listing MTD partitions directly in the flash mode has been deprecated for a while for kernel Device Trees. Look for a node "partitions" in the found flash nodes and use it instead of the flash node itself for the partition list when it exists, so Device Trees following the current best practices can be fixed up. Signed-off-by: Matthias Schiffer Reviewed-by: Simon Glass --- diff --git a/common/fdt_support.c b/common/fdt_support.c index daa24d4c10..ea18ea3f04 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -988,7 +988,7 @@ void fdt_fixup_mtdparts(void *blob, const struct node_info *node_info, { struct mtd_device *dev; int i, idx; - int noff; + int noff, parts; bool inited = false; for (i = 0; i < node_info_size; i++) { @@ -1014,7 +1014,12 @@ void fdt_fixup_mtdparts(void *blob, const struct node_info *node_info, dev = device_find(node_info[i].type, idx++); if (dev) { - if (fdt_node_set_part_info(blob, noff, dev)) + parts = fdt_subnode_offset(blob, noff, + "partitions"); + if (parts < 0) + parts = noff; + + if (fdt_node_set_part_info(blob, parts, dev)) return; /* return on error */ } }