From ce891fcada6638c39a0de28f821cfa2b9406440c Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Mon, 13 Jan 2020 11:34:56 +0100 Subject: dm: core: add ofnode and dev function to iterate on node property Add functions to iterate on all property with livetree - dev_read_first_prop - dev_read_next_prop - dev_read_prop_by_prop and - ofnode_get_first_property - ofnode_get_next_property - ofnode_get_property_by_prop And helper: dev_for_each_property For example: struct ofprop property; dev_for_each_property(property, config) { value = dev_read_prop_by_prop(&property, &propname, &len); or: for (res = ofnode_get_first_property(node, &property); !res; res = ofnode_get_next_property(&property)) { value = ofnode_get_property_by_prop(&property, &propname, &len); .... } Signed-off-by: Patrick Delaunay Reviewed-by: Simon Glass --- drivers/core/read.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers/core/read.c') diff --git a/drivers/core/read.c b/drivers/core/read.c index ce78f09d286..47b8e034465 100644 --- a/drivers/core/read.c +++ b/drivers/core/read.c @@ -255,6 +255,22 @@ const void *dev_read_prop(const struct udevice *dev, const char *propname, return ofnode_get_property(dev_ofnode(dev), propname, lenp); } +int dev_read_first_prop(const struct udevice *dev, struct ofprop *prop) +{ + return ofnode_get_first_property(dev_ofnode(dev), prop); +} + +int dev_read_next_prop(struct ofprop *prop) +{ + return ofnode_get_next_property(prop); +} + +const void *dev_read_prop_by_prop(struct ofprop *prop, + const char **propname, int *lenp) +{ + return ofnode_get_property_by_prop(prop, propname, lenp); +} + int dev_read_alias_seq(const struct udevice *dev, int *devnump) { ofnode node = dev_ofnode(dev); -- cgit v1.2.3