Add support for these functions in the Python binding. This patch stands in for a pending upstream change.
Signed-off-by: Simon Glass sjg@chromium.org ---
scripts/dtc/pylibfdt/libfdt.i_shipped | 32 +++++++++++++++++++++++++++ 1 file changed, 32 insertions(+)
diff --git a/scripts/dtc/pylibfdt/libfdt.i_shipped b/scripts/dtc/pylibfdt/libfdt.i_shipped index 5b38e63b267..e180ee93088 100644 --- a/scripts/dtc/pylibfdt/libfdt.i_shipped +++ b/scripts/dtc/pylibfdt/libfdt.i_shipped @@ -398,6 +398,27 @@ class Fdt: return pdata return Property(pdata[0], pdata[1])
+ def get_property(self, nodeoffset, prop_name, quiet=()): + """Obtains a property by name + + Args: + nodeoffset: Offset to the node to check + prop_name: Name of property to get + quiet: Errors to ignore (empty to raise on all errors) + + Returns: + Property object, or None if not found + + Raises: + FdtException on error (e.g. invalid prop_offset or device + tree format) + """ + pdata = check_err_null( + fdt_get_property(self._fdt, nodeoffset, prop_name), quiet) + if isinstance(pdata, (int)): + return pdata + return Property(pdata[0], pdata[1]) + @staticmethod def create_empty_tree(size, quiet=()): """Create an empty device tree ready for use @@ -632,6 +653,17 @@ class Fdt: """ return check_err(fdt_node_offset_by_phandle(self._fdt, phandle), quiet)
+ def del_node(self, nodeoffset): + """Delete a node + + Args: + nodeoffset: Node offset containing property to delete + + Raises: + FdtError if the node does not exist, or another error occurs + """ + return check_err(fdt_del_node(self._fdt, nodeoffset)) +
class Property(bytearray): """Holds a device tree property name and value.