/*
* Core driver interface for TI TPS65090 PMIC family
*
* Copyright (C) 2012 NVIDIA Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef __LINUX_MFD_TPS65090_H
#define __LINUX_MFD_TPS65090_H
#include <linux/irq.h>
#include <linux/regmap.h>
/* TPS65090 IRQs */
enum {
TPS65090_IRQ_INTERRUPT,
TPS65090_IRQ_VAC_STATUS_CHANGE,
TPS65090_IRQ_VSYS_STATUS_CHANGE,
TPS65090_IRQ_BAT_STATUS_CHANGE,
TPS65090_IRQ_CHARGING_STATUS_CHANGE,
TPS65090_IRQ_CHARGING_COMPLETE,
TPS65090_IRQ_OVERLOAD_DCDC1,
TPS65090_IRQ_OVERLOAD_DCDC2,
TPS65090_IRQ_OVERLOAD_DCDC3,
TPS65090_IRQ_OVERLOAD_FET1,
TPS65090_IRQ_OVERLOAD_FET2,
TPS65090_IRQ_OVERLOAD_FET3,
TPS65090_IRQ_OVERLOAD_FET4,
TPS65090_IRQ_OVERLOAD_FET5,
TPS65090_IRQ_OVERLOAD_FET6,
TPS65090_IRQ_OVERLOAD_FET7,
};
/* TPS65090 Regulator ID */
enum {
TPS65090_REGULATOR_DCDC1,
TPS65090_REGULATOR_DCDC2,
TPS65090_REGULATOR_DCDC3,
TPS65090_REGULATOR_FET1,
TPS65090_REGULATOR_FET2,
TPS65090_REGULATOR_FET3,
TPS65090_REGULATOR_FET4,
TPS65090_REGULATOR_FET5,
TPS65090_REGULATOR_FET6,
TPS65090_REGULATOR_FET7,
TPS65090_REGULATOR_LDO1,
TPS65090_REGULATOR_LDO2,
/* Last entry for maximum ID */
TPS65090_REGULATOR_MAX,
};
/* Register addresses */
#define TPS65090_REG_INTR_STS 0x00
#define TPS65090_REG_INTR_STS2 0x01
#define TPS65090_REG_INTR_MASK 0x02
#define TPS65090_REG_INTR_MASK2 0x03
#define TPS65090_REG_CG_CTRL0 0x04
#define TPS65090_REG_CG_CTRL1 0x05
#define TPS65090_REG_CG_CTRL2 0x06
#define TPS65090_REG_CG_CTRL3 0x07
#define TPS65090_REG_CG_CTRL4 0x08
#define TPS65090_REG_CG_CTRL5 0x09
#define TPS65090_REG_CG_STATUS1 0x0a
#define TPS65090_REG_CG_STATUS2 0x0b
struct tps65090 {
struct device *dev;
struct regmap *rmap;
struct regmap_irq_chip_data *irq_data;
};
/*
* struct tps65090_regulator_plat_data
*
* @reg_init_data: The regulator init data.
* @enable_ext_control: Enable extrenal control or not. Only available for
* DCDC1, DCDC2 and DCDC3.
* @gpio: Gpio number if external control is enabled and controlled through
* gpio.
* @overcurrent_wait_valid: True if the overcurrent_wait should be applied.
* @overcurrent_wait: Value to set as the overcurrent wait time. This is the
* actual bitfield value, not a time in ms (valid value are 0 - 3).
*/
struct tps65090_regulator_plat_data {
struct regulator_init_data *reg_init_data;
bool enable_ext_control;
int gpio;
bool overcurrent_wait_valid;
int overcurrent_wait;
};
struct tps65090_platform_data {
int irq_base;
char **supplied_to;
size_t num_supplicants;
int enable_low_current_chrg;
struct tps65090_regulator_plat_data *reg_pdata[TPS65090_REGULATOR_MAX];
};
/*
* NOTE: the functions below are not intended for use outside
* of the TPS65090 sub-device drivers
*/
static inline int tps65090_write(struct device *dev, int reg, uint8_t val)
{
struct tps65090 *tps = dev_get_drvdata(dev);
return regmap_write(tps->rmap, reg, val);
}
static inline int tps65090_read(struct device *dev, int reg, uint8_t *val)
{
struct tps65090 *tps = dev_get_drvdata(dev);
unsigned int temp_val;
int ret;
ret = regmap_read(tps->rmap, reg, &temp_val);
if (!ret)
*val = temp_val;
return ret;
}
static inline int tps65090_set_bits(struct device *dev, int reg,
uint8_t bit_num)
{
struct tps65090 *tps = dev_get_drvdata(dev);
return regmap_update_bits(tps->rmap, reg, BIT(bit_num), ~0u);
}
static inline int tps65090_clr_bits(struct device *dev, int reg,
uint8_t bit_num)
{
struct tps65090 *tps = dev_get_drvdata(dev);
return regmap_update_bits(tps->rmap, reg, BIT(bit_num), 0u);
}
#endif /*__LINUX_MFD_TPS65090_H */
