From: Sascha Hauer Date: Thu, 9 Feb 2017 10:50:24 +0000 (+0100) Subject: mtd: Add partition device node to mtd partition devices X-Git-Tag: v4.11-rc1~181^2~5 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=42e9401bd1467d22c4dc4d2c637347b874e6a80b;p=thirdparty%2Flinux.git mtd: Add partition device node to mtd partition devices The user visible change here is that mtd partitions get an of_node link in sysfs. Signed-off-by: Sascha Hauer Signed-off-by: Uwe Kleine-König Signed-off-by: Brian Norris --- diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c index 08925bb68fd6a..ea5e5307f667f 100644 --- a/drivers/mtd/mtdpart.c +++ b/drivers/mtd/mtdpart.c @@ -432,6 +432,7 @@ static struct mtd_part *allocate_partition(struct mtd_info *master, slave->mtd.dev.parent = IS_ENABLED(CONFIG_MTD_PARTITIONED_MASTER) ? &master->dev : master->dev.parent; + slave->mtd.dev.of_node = part->of_node; slave->mtd._read = part_read; slave->mtd._write = part_write; diff --git a/drivers/mtd/ofpart.c b/drivers/mtd/ofpart.c index ede407d6e1068..4644701224931 100644 --- a/drivers/mtd/ofpart.c +++ b/drivers/mtd/ofpart.c @@ -108,6 +108,7 @@ static int parse_ofpart_partitions(struct mtd_info *master, parts[i].offset = of_read_number(reg, a_cells); parts[i].size = of_read_number(reg + a_cells, s_cells); + parts[i].of_node = pp; partname = of_get_property(pp, "label", &len); if (!partname) diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index 70736e1e6c8f7..06df1e06b6e03 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h @@ -41,6 +41,7 @@ struct mtd_partition { uint64_t size; /* partition size */ uint64_t offset; /* offset within the master MTD space */ uint32_t mask_flags; /* master MTD flags to mask out for this partition */ + struct device_node *of_node; }; #define MTDPART_OFS_RETAIN (-3)