diff options
author | Rhyland Klein <rklein@nvidia.com> | 2011-02-28 19:55:28 -0500 |
---|---|---|
committer | Anton Vorontsov <cbouatmailru@gmail.com> | 2011-03-01 14:24:01 -0500 |
commit | bb879101606dd7235d8f4ecd0f707b63281d0838 (patch) | |
tree | 74aae7149b888a1e54f23608314f795ee992d47f /include/linux/power | |
parent | b5db7cde69f87178fb771970a2b512a452a9d680 (diff) |
bq20z75: Add optional battery detect gpio
Adding support for an optional gpio for battery detection. This is
passed in through the i2c platform data. It also accepts another
field, battery_detect_present to signify the gpio state which means
the battery is present, either 0 (low) or 1 (high).
Signed-off-by: Rhyland Klein <rklein@nvidia.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
Diffstat (limited to 'include/linux/power')
-rw-r--r-- | include/linux/power/bq20z75.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/linux/power/bq20z75.h b/include/linux/power/bq20z75.h new file mode 100644 index 000000000000..0e1b8a26a9b1 --- /dev/null +++ b/include/linux/power/bq20z75.h | |||
@@ -0,0 +1,37 @@ | |||
1 | /* | ||
2 | * Gas Gauge driver for TI's BQ20Z75 | ||
3 | * | ||
4 | * Copyright (c) 2010, NVIDIA Corporation. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, but WITHOUT | ||
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
14 | * more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License along | ||
17 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
19 | */ | ||
20 | |||
21 | #ifndef __LINUX_POWER_BQ20Z75_H_ | ||
22 | #define __LINUX_POWER_BQ20Z75_H_ | ||
23 | |||
24 | #include <linux/power_supply.h> | ||
25 | #include <linux/types.h> | ||
26 | |||
27 | /** | ||
28 | * struct bq20z75_platform_data - platform data for bq20z75 devices | ||
29 | * @battery_detect: GPIO which is used to detect battery presence | ||
30 | * @battery_detect_present: gpio state when battery is present (0 / 1) | ||
31 | */ | ||
32 | struct bq20z75_platform_data { | ||
33 | int battery_detect; | ||
34 | int battery_detect_present; | ||
35 | }; | ||
36 | |||
37 | #endif | ||