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authorTeresa Remmet <t.remmet@phytec.de>2016-02-25 08:36:48 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2016-03-01 08:25:48 +0100
commit11c0f8159d89cc840abed0cbc43497bad6dd99bd (patch)
treeebf0ff50499e38f4d1170c23f9f240e05a0486c4 /commands/of_fixup_status.c
parent153c34b34790d89076fc03f3b8798a60c140754b (diff)
downloadbarebox-11c0f8159d89cc840abed0cbc43497bad6dd99bd.tar.gz
commands: Add of_fixup_status
of_fixup_status enables or disables the status property of a given node with a device tree fixup. Signed-off-by: Teresa Remmet <t.remmet@phytec.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'commands/of_fixup_status.c')
-rw-r--r--commands/of_fixup_status.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/commands/of_fixup_status.c b/commands/of_fixup_status.c
new file mode 100644
index 0000000..9a4a619
--- /dev/null
+++ b/commands/of_fixup_status.c
@@ -0,0 +1,74 @@
+/*
+ * of_fixup_status.c - Register a fixup to enable or disable nodes in the
+ * device tree
+ *
+ * Copyright (c) 2014-2016 PHYTEC Messtechnik GmbH
+ * Author:
+ * Teresa Remmet
+ * Wadim Egorov
+ *
+ * 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 version 2
+ * as published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#include <common.h>
+#include <of.h>
+#include <command.h>
+#include <malloc.h>
+#include <complete.h>
+#include <asm/byteorder.h>
+#include <linux/err.h>
+#include <getopt.h>
+#include <string.h>
+
+static int do_of_fixup_status(int argc, char *argv[])
+{
+ int opt;
+ bool status = 1;
+ char *node = NULL;
+
+ while ((opt = getopt(argc, argv, "d")) > 0) {
+ switch (opt) {
+ case 'd':
+ status = 0;
+ break;
+ default:
+ return COMMAND_ERROR_USAGE;
+ }
+ }
+
+ if (optind == argc)
+ return COMMAND_ERROR_USAGE;
+
+ node = xstrdup(argv[optind]);
+
+ of_register_set_status_fixup(node, status);
+
+ return 0;
+}
+
+BAREBOX_CMD_HELP_START(of_fixup_status)
+BAREBOX_CMD_HELP_TEXT("Options:")
+BAREBOX_CMD_HELP_OPT("-d", "disable node")
+BAREBOX_CMD_HELP_OPT("path", "Node path\n")
+BAREBOX_CMD_HELP_TEXT("Register a fixup to enable or disable a device tree node.")
+BAREBOX_CMD_HELP_TEXT("Nodes are enabled on default. Disabled with -d.")
+BAREBOX_CMD_HELP_END
+
+BAREBOX_CMD_START(of_fixup_status)
+ .cmd = do_of_fixup_status,
+ BAREBOX_CMD_DESC("register a fixup to enable or disable node")
+ BAREBOX_CMD_OPTS("[-d] path")
+ BAREBOX_CMD_GROUP(CMD_GRP_MISC)
+ BAREBOX_CMD_COMPLETE(devicetree_file_complete)
+ BAREBOX_CMD_HELP(cmd_of_fixup_status_help)
+BAREBOX_CMD_END