3988043b0e
The AC charger plug-in detection while booting causes I2C read failure if AC charger is not connected. Now the LPN pin is enabled for every PM2301 register access, which solves the issue. Signed-off-by: Rupesh Kumar <rupesh.kumar@stericsson.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Reviewed-by: Marcus COOPER <marcus.xm.cooper@stericsson.com> Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com> Reviewed-by: Rabin VINCENT <rabin.vincent@stericsson.com> Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com> Tested-by: Jonas ABERG <jonas.aberg@stericsson.com>
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/*
|
|
* PM2301 charger driver.
|
|
*
|
|
* Copyright (C) 2012 ST Ericsson Corporation
|
|
*
|
|
* Contact: Olivier LAUNAY (olivier.launay@stericsson.com
|
|
*
|
|
* 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
|
|
* 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef __LINUX_PM2301_H
|
|
#define __LINUX_PM2301_H
|
|
|
|
/**
|
|
* struct pm2xxx_bm_charger_parameters - Charger specific parameters
|
|
* @ac_volt_max: maximum allowed AC charger voltage in mV
|
|
* @ac_curr_max: maximum allowed AC charger current in mA
|
|
*/
|
|
struct pm2xxx_bm_charger_parameters {
|
|
int ac_volt_max;
|
|
int ac_curr_max;
|
|
};
|
|
|
|
/**
|
|
* struct pm2xxx_bm_data - pm2xxx battery management data
|
|
* @enable_overshoot flag to enable VBAT overshoot control
|
|
* @chg_params charger parameters
|
|
*/
|
|
struct pm2xxx_bm_data {
|
|
bool enable_overshoot;
|
|
const struct pm2xxx_bm_charger_parameters *chg_params;
|
|
};
|
|
|
|
struct pm2xxx_charger_platform_data {
|
|
char **supplied_to;
|
|
size_t num_supplicants;
|
|
int i2c_bus;
|
|
const char *label;
|
|
int irq_number;
|
|
unsigned int lpn_gpio;
|
|
int irq_type;
|
|
};
|
|
|
|
struct pm2xxx_platform_data {
|
|
struct pm2xxx_charger_platform_data *wall_charger;
|
|
struct pm2xxx_bm_data *battery;
|
|
};
|
|
|
|
#endif /* __LINUX_PM2301_H */
|