Some ofnode functions can only operate on the default device tree, i.e. U-Boot's control FDT. Add comments to that effect. Fix up the reference to device tree bindings while we are here.
Signed-off-by: Simon Glass sjg@chromium.org ---
(no changes since v1)
include/dm/ofnode.h | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 8e383c26d44..113dd15afe3 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -868,6 +868,8 @@ const void *ofnode_read_chosen_prop(const char *propname, int *sizep); * This looks for a property within the /chosen node and returns its value, * checking that it is a valid nul-terminated string * + * This only works with the control FDT. + * * @propname: Property name to look for * Return: string value if found, else NULL */ @@ -879,6 +881,8 @@ const char *ofnode_read_chosen_string(const char *propname); * This looks up a named property in the chosen node and uses that as a path to * look up a code. * + * This only works with the control FDT. + * * @propname: Property name to look for * Return: the referenced node if present, else ofnode_null() */ @@ -889,6 +893,8 @@ ofnode ofnode_get_chosen_node(const char *propname); * * This looks for a property within the /aliases node and returns its value * + * This only works with the control FDT. + * * @propname: Property name to look for * @sizep: Returns size of property, or `FDT_ERR_...` error code if function * returns NULL @@ -902,6 +908,8 @@ const void *ofnode_read_aliases_prop(const char *propname, int *sizep); * This looks up a named property in the aliases node and uses that as a path to * look up a code. * + * This only works with the control FDT. + * * @propname: Property name to look for * Return: the referenced node if present, else ofnode_null() */ @@ -1387,7 +1395,9 @@ phy_interface_t ofnode_read_phy_mode(ofnode mac_node); * * This reads a property from the /config node of the devicetree. * - * See doc/config.txt for bindings + * This only works with the control FDT. + * + * See doc/device-tree-bindings/config.txt for bindings * * @prop_name: property name to look up * Return: true, if it exists, false if not @@ -1399,7 +1409,7 @@ bool ofnode_conf_read_bool(const char *prop_name); * * This reads a property from the /config node of the devicetree. * - * See doc/config.txt for bindings + * See doc/device-tree-bindings/config.txt for bindings * * @prop_name: property name to look up * @default_val: default value to return if the property is not found @@ -1412,7 +1422,9 @@ int ofnode_conf_read_int(const char *prop_name, int default_val); * * This reads a property from the /config node of the devicetree. * - * See doc/config.txt for bindings + * This only works with the control FDT. + * + * See doc/device-tree-bindings/config.txt for bindings * * @prop_name: property name to look up * Return: string value, if found, or NULL if not