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>
75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
/*
|
|
* 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
|