/*
* Copyright 2008-2011 Freescale Semiconductor, Inc.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
childoff = fdt_subnode_offset(blob, off, name);
if (create) {
- if (childoff <= 0)
- childoff = fdt_add_subnode(blob, off, name);
+ char handle[64], *p;
- if (childoff > 0) {
- char handle[64], *p;
+ strncpy(handle, name, sizeof(handle));
+ p = strchr(handle, '@');
+ if (!strncmp(name, "fman", 4)) {
+ *p = *(p + 1);
+ p++;
+ }
+ *p = '\0';
- strncpy(handle, name, sizeof(handle));
- p = strchr(handle, '@');
- if (!strncmp(name, "fman", 4)) {
- *p = *(p + 1);
- p++;
- }
- *p = '\0';
+ dev_off = fdt_path_offset(blob, handle);
+ /* skip this node if alias is not found */
+ if (dev_off == -FDT_ERR_BADPATH)
+ return 0;
+ if (dev_off < 0)
+ return dev_off;
+
+ if (childoff <= 0)
+ childoff = fdt_add_subnode(blob, off, name);
- dev_off = fdt_path_offset(blob, handle);
- if (dev_off < 0)
- return dev_off;
+ /* need to update the dev_off after adding a subnode */
+ dev_off = fdt_path_offset(blob, handle);
+ if (dev_off < 0)
+ return dev_off;
+ if (childoff > 0) {
dev_handle = fdt_get_phandle(blob, dev_off);
if (dev_handle <= 0) {
dev_handle = fdt_alloc_phandle(blob);