Merge branch 'master' of git://git.denx.de/u-boot-sh

[karo-tx-uboot.git] / arch / nios2 / lib / bootm.c

diff --git a/arch/nios2/lib/bootm.c b/arch/nios2/lib/bootm.c
index e25a1137f18a18a9c9d2d62e96950a1d8b350355..c730a3fd08b242d480183534338fce7f1f849d1a 100644 (file)
--- a/arch/nios2/lib/bootm.c
+++ b/arch/nios2/lib/bootm.c
@@ -2,23 +2,7 @@
  * (C) Copyright 2003, Psyent Corporation <www.psyent.com>
  * Scott McNutt <smcnutt@psyent.com>
  *
- * 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>
@@ -36,17 +20,21 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima
        ulong initrd_end = images->rd_end;
        char *of_flat_tree = NULL;
 #if defined(CONFIG_OF_LIBFDT)
-       ulong of_size = 0;
-
-       /* find flattened device tree */
-       if (boot_get_fdt(flag, argc, argv, images, &of_flat_tree, &of_size))
-               return 1;
+       /* did generic code already find a device tree? */
+       if (images->ft_len)
+               of_flat_tree = images->ft_addr;
 #endif
-       if (!of_flat_tree)
-               of_flat_tree = (char *)simple_strtoul(argv[3], NULL, 16);
+       if (!of_flat_tree && argc > 1)
+               of_flat_tree = (char *)simple_strtoul(argv[1], NULL, 16);
        if (of_flat_tree)
                initrd_end = (ulong)of_flat_tree;
 
+       /*
+        * allow the PREP bootm subcommand, it is required for bootm to work
+        */
+       if (flag & BOOTM_STATE_OS_PREP)
+               return 0;
+
        if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
                return 1;