Add a switch to get the devicetree processed by the registered fixups.
This is also whats the kernel gets.
Signed-off-by: Jan Weitzel <j.weitzel@xxxxxxxxx>
---
v3: create a copy of the internal devicetree before use of_fix_tree
commands/of_dump.c | 31 +++++++++++++++++++++++++++++--
1 files changed, 29 insertions(+), 2 deletions(-)
diff --git a/commands/of_dump.c b/commands/of_dump.c
index cafde07..f82f0fd 100644
--- a/commands/of_dump.c
+++ b/commands/of_dump.c
@@ -34,16 +34,20 @@ static int do_of_dump(int argc, char *argv[])
{
int opt;
int ret;
+ int fix = 0;
struct device_node *root = NULL, *node, *of_free = NULL;
char *dtbfile = NULL;
size_t size;
const char *nodename;
- while ((opt = getopt(argc, argv, "f:")) > 0) {
+ while ((opt = getopt(argc, argv, "Ff:")) > 0) {
switch (opt) {
case 'f':
dtbfile = optarg;
break;
+ case 'F':
+ fix = 1;
+ break;
default:
return COMMAND_ERROR_USAGE;
}
@@ -75,6 +79,28 @@ static int do_of_dump(int argc, char *argv[])
of_free = root;
} else {
root = of_get_root_node();
+
+ if (fix) {
+ /* create a copy of internal devicetree */
+ void *fdt;
+ fdt = of_flatten_dtb(root);
+ root = of_unflatten_dtb(fdt);
+
+ free(fdt);
+
+ if (IS_ERR(root)) {
+ ret = PTR_ERR(root);
+ goto out;
+ }
+
+ of_free = root;
+ }
+ }
+
+ if (fix) {
+ ret = of_fix_tree(root);
+ if (ret)
+ goto out;
}
node = of_find_node_by_path_or_alias(root, nodename);
@@ -96,12 +122,13 @@ out:
BAREBOX_CMD_HELP_START(of_dump)
BAREBOX_CMD_HELP_TEXT("Options:")
BAREBOX_CMD_HELP_OPT ("-f dtb", "work on dtb instead of internal devicetree\n")
+BAREBOX_CMD_HELP_OPT ("-F", "return fixed devicetree\n")
BAREBOX_CMD_HELP_END
BAREBOX_CMD_START(of_dump)
.cmd = do_of_dump,
BAREBOX_CMD_DESC("dump devicetree nodes")
- BAREBOX_CMD_OPTS("[-f] [NODE]")
+ BAREBOX_CMD_OPTS("[-fF] [NODE]")
BAREBOX_CMD_GROUP(CMD_GRP_MISC)
BAREBOX_CMD_COMPLETE(devicetree_file_complete)
BAREBOX_CMD_HELP(cmd_of_dump_help)
--
1.7.0.4
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