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https://github.com/AsahiLinux/u-boot
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3e664f6d50
Add battery charging support twl6030 driver. Add support for battery voltage and current measurements. Add command to get battery status and start/stop battery charging from USB. Signed-off-by: Balaji T K <balajitk@ti.com> Tested-by: Steve Sakoman <steve.sakoman@linaro.org> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
/*
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* Copyright (C) 2010 Texas Instruments
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#ifdef CONFIG_CMD_BAT
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#include <twl6030.h>
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int do_vbat(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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if (argc == 2) {
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if (strncmp(argv[1], "startcharge", 12) == 0)
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twl6030_start_usb_charging();
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else if (strncmp(argv[1], "stopcharge", 11) == 0)
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twl6030_stop_usb_charging();
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else if (strncmp(argv[1], "status", 7) == 0) {
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twl6030_get_battery_voltage();
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twl6030_get_battery_current();
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} else {
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goto bat_cmd_usage;
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}
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} else {
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goto bat_cmd_usage;
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}
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return 0;
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bat_cmd_usage:
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return cmd_usage(cmdtp);
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}
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U_BOOT_CMD(
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bat, 2, 1, do_vbat,
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"battery charging, voltage/current measurements",
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"status - display battery voltage and current\n"
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"bat startcharge - start charging via USB\n"
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"bat stopcharge - stop charging\n"
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);
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#endif /* CONFIG_BAT_CMD */
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