xref: /openbmc/u-boot/board/ti/sdp4430/cmd_bat.c (revision 4e3349b6)
1 /*
2  * Copyright (C) 2010 Texas Instruments
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 #include <common.h>
24 #include <command.h>
25 
26 #ifdef CONFIG_CMD_BAT
27 #include <twl6030.h>
28 
29 int do_vbat(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
30 {
31 	if (argc == 2) {
32 		if (strncmp(argv[1], "startcharge", 12) == 0)
33 			twl6030_start_usb_charging();
34 		else if (strncmp(argv[1], "stopcharge", 11) == 0)
35 			twl6030_stop_usb_charging();
36 		else if (strncmp(argv[1], "status", 7) == 0) {
37 			twl6030_get_battery_voltage();
38 			twl6030_get_battery_current();
39 		} else {
40 			goto bat_cmd_usage;
41 		}
42 	} else {
43 		goto bat_cmd_usage;
44 	}
45 	return 0;
46 
47 bat_cmd_usage:
48 	return cmd_usage(cmdtp);
49 }
50 
51 U_BOOT_CMD(
52 	bat, 2, 1, do_vbat,
53 	"battery charging, voltage/current measurements",
54 	"status - display battery voltage and current\n"
55 	"bat startcharge - start charging via USB\n"
56 	"bat stopcharge - stop charging\n"
57 );
58 #endif /* CONFIG_BAT_CMD */
59