diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/417-v6.2-0002-mtd-core-try-to-find-OF-node-for-every-MTD-partition.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/417-v6.2-0002-mtd-core-try-to-find-OF-node-for-every-MTD-partition.patch | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/target/linux/generic/backport-5.10/417-v6.2-0002-mtd-core-try-to-find-OF-node-for-every-MTD-partition.patch b/target/linux/generic/backport-5.10/417-v6.2-0002-mtd-core-try-to-find-OF-node-for-every-MTD-partition.patch deleted file mode 100644 index 438e25b7f9..0000000000 --- a/target/linux/generic/backport-5.10/417-v6.2-0002-mtd-core-try-to-find-OF-node-for-every-MTD-partition.patch +++ /dev/null @@ -1,84 +0,0 @@ -From ddb8cefb7af288950447ca6eeeafb09977dab56f Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> -Date: Tue, 4 Oct 2022 10:37:10 +0200 -Subject: [PATCH] mtd: core: try to find OF node for every MTD partition -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -So far this feature was limited to the top-level "nvmem-cells" node. -There are multiple parsers creating partitions and subpartitions -dynamically. Extend that code to handle them too. - -This allows finding partition-* node for every MTD (sub)partition. - -Random example: - -partitions { - compatible = "brcm,bcm947xx-cfe-partitions"; - - partition-firmware { - compatible = "brcm,trx"; - - partition-loader { - }; - }; -}; - -Cc: Christian Marangi <ansuelsmth@gmail.com> -Signed-off-by: Rafał Miłecki <rafal@milecki.pl> -Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> -Link: https://lore.kernel.org/linux-mtd/20221004083710.27704-2-zajec5@gmail.com ---- - drivers/mtd/mtdcore.c | 18 ++++++------------ - 1 file changed, 6 insertions(+), 12 deletions(-) - ---- a/drivers/mtd/mtdcore.c -+++ b/drivers/mtd/mtdcore.c -@@ -566,20 +566,22 @@ static void mtd_check_of_node(struct mtd - struct device_node *partitions, *parent_dn, *mtd_dn = NULL; - const char *pname, *prefix = "partition-"; - int plen, mtd_name_len, offset, prefix_len; -- bool found = false; - - /* Check if MTD already has a device node */ - if (mtd_get_of_node(mtd)) - return; - -- /* Check if a partitions node exist */ - if (!mtd_is_partition(mtd)) - return; -+ - parent_dn = of_node_get(mtd_get_of_node(mtd->parent)); - if (!parent_dn) - return; - -- partitions = of_get_child_by_name(parent_dn, "partitions"); -+ if (mtd_is_partition(mtd->parent)) -+ partitions = of_node_get(parent_dn); -+ else -+ partitions = of_get_child_by_name(parent_dn, "partitions"); - if (!partitions) - goto exit_parent; - -@@ -603,19 +605,11 @@ static void mtd_check_of_node(struct mtd - plen = strlen(pname) - offset; - if (plen == mtd_name_len && - !strncmp(mtd->name, pname + offset, plen)) { -- found = true; -+ mtd_set_of_node(mtd, mtd_dn); - break; - } - } - -- if (!found) -- goto exit_partitions; -- -- /* Set of_node only for nvmem */ -- if (of_device_is_compatible(mtd_dn, "nvmem-cells")) -- mtd_set_of_node(mtd, mtd_dn); -- --exit_partitions: - of_node_put(partitions); - exit_parent: - of_node_put(parent_dn); |