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/*
* include/linux/mfd/tps80031.c
*
* Core driver interface for TI TPS80031 PMIC
*
* Copyright (C) 2011 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_TPS80031_H
#define __LINUX_MFD_TPS80031_H
#include <linux/rtc.h>
/* Supported chips */
enum chips {
TPS80031 = 0x00000001,
TPS80032 = 0x00000002,
};
enum {
TPS80031_INT_PWRON,
TPS80031_INT_RPWRON,
TPS80031_INT_SYS_VLOW,
TPS80031_INT_RTC_ALARM,
TPS80031_INT_RTC_PERIOD,
TPS80031_INT_HOT_DIE,
TPS80031_INT_VXX_SHORT,
TPS80031_INT_SPDURATION,
TPS80031_INT_WATCHDOG,
TPS80031_INT_BAT,
TPS80031_INT_SIM,
TPS80031_INT_MMC,
TPS80031_INT_RES,
TPS80031_INT_GPADC_RT,
TPS80031_INT_GPADC_SW2_EOC,
TPS80031_INT_CC_AUTOCAL,
TPS80031_INT_ID_WKUP,
TPS80031_INT_VBUSS_WKUP,
TPS80031_INT_ID,
TPS80031_INT_VBUS,
TPS80031_INT_CHRG_CTRL,
TPS80031_INT_EXT_CHRG,
TPS80031_INT_INT_CHRG,
TPS80031_INT_RES2,
TPS80031_INT_BAT_TEMP_OVRANGE,
TPS80031_INT_BAT_REMOVED,
TPS80031_INT_VBUS_DET,
TPS80031_INT_VAC_DET,
TPS80031_INT_FAULT_WDG,
TPS80031_INT_LINCH_GATED,
/* Last interrupt id to get the end number */
TPS80031_INT_NR,
};
enum adc_channel {
BATTERY_TYPE = 0, /* External ADC */
BATTERY_TEMPERATURE = 1, /* External ADC */
AUDIO_ACCESSORY = 2, /* External ADC */
TEMPERATURE_EXTERNAL_DIODE = 3, /* External ADC */
TEMPERATURE_MEASUREMENT = 4, /* External ADC */
GENERAL_PURPOSE_1 = 5, /* External ADC */
GENERAL_PURPOSE_2 = 6, /* External ADC */
SYSTEM_SUPPLY = 7, /* Internal ADC */
BACKUP_BATTERY = 8, /* Internal ADC */
EXTERNAL_CHARGER_INPUT = 9, /* Internal ADC */
VBUS = 10, /* Internal ADC */
VBUS_DCDC_OUTPUT_CURRENT = 11, /* Internal ADC */
DIE_TEMPERATURE_1 = 12, /* Internal ADC */
DIE_TEMPERATURE_2 = 13, /* Internal ADC */
USB_ID_LINE = 14, /* Internal ADC */
TEST_NETWORK_1 = 15, /* Internal ADC */
TEST_NETWORK_2 = 16, /* Internal ADC */
BATTERY_CHARGING_CURRENT = 17, /* Internal ADC */
BATTERY_VOLTAGE = 18, /* Internal ADC */
};
enum TPS80031_GPIO {
TPS80031_GPIO_REGEN1,
TPS80031_GPIO_REGEN2,
TPS80031_GPIO_SYSEN,
/* Last entry */
TPS80031_GPIO_NR,
};
enum TPS80031_CLOCK32K {
TPS80031_CLOCK32K_AO,
TPS80031_CLOCK32K_G,
TPS80031_CLOCK32K_AUDIO,
/* Last entry */
TPS80031_CLOCK32K_NR,
};
enum {
SLAVE_ID0 = 0,
SLAVE_ID1 = 1,
SLAVE_ID2 = 2,
SLAVE_ID3 = 3,
};
enum {
I2C_ID0_ADDR = 0x12,
I2C_ID1_ADDR = 0x48,
I2C_ID2_ADDR = 0x49,
I2C_ID3_ADDR = 0x4A,
};
/* External controls requests */
enum tps80031_ext_control {
PWR_REQ_INPUT_NONE = 0x00000000,
PWR_REQ_INPUT_PREQ1 = 0x00000001,
PWR_REQ_INPUT_PREQ2 = 0x00000002,
PWR_REQ_INPUT_PREQ3 = 0x00000004,
PWR_OFF_ON_SLEEP = 0x00000008,
PWR_ON_ON_SLEEP = 0x00000010,
};
enum tps80031_pupd_pins {
TPS80031_PREQ1 = 0,
TPS80031_PREQ2A,
TPS80031_PREQ2B,
TPS80031_PREQ2C,
TPS80031_PREQ3,
TPS80031_NRES_WARM,
TPS80031_PWM_FORCE,
TPS80031_CHRG_EXT_CHRG_STATZ,
TPS80031_SIM,
TPS80031_MMC,
TPS80031_GPADC_START,
TPS80031_DVSI2C_SCL,
TPS80031_DVSI2C_SDA,
TPS80031_CTLI2C_SCL,
TPS80031_CTLI2C_SDA,
};
enum tps80031_pupd_settings {
TPS80031_PUPD_NORMAL,
TPS80031_PUPD_PULLDOWN,
TPS80031_PUPD_PULLUP,
};
struct tps80031_subdev_info {
int id;
const char *name;
void *platform_data;
};
struct tps80031_rtc_platform_data {
int irq;
struct rtc_time time;
};
struct tps80031_clk32k_init_data {
int clk32k_nr;
bool enable;
unsigned long ext_ctrl_flag;
};
struct tps80031_gpio_init_data {
int gpio_nr;
unsigned long ext_ctrl_flag;
};
struct tps80031_pupd_init_data {
int input_pin;
int setting;
};
struct tps80031_platform_data {
int num_subdevs;
struct tps80031_subdev_info *subdevs;
int gpio_base;
int irq_base;
struct tps80031_32kclock_plat_data *clk32k_pdata;
struct tps80031_gpio_init_data *gpio_init_data;
int gpio_init_data_size;
struct tps80031_clk32k_init_data *clk32k_init_data;
int clk32k_init_data_size;
bool use_power_off;
struct tps80031_pupd_init_data *pupd_init_data;
int pupd_init_data_size;
};
struct tps80031_bg_platform_data {
int irq_base;
int battery_present;
};
/*
* NOTE: the functions below are not intended for use outside
* of the TPS80031 sub-device drivers
*/
extern int tps80031_write(struct device *dev, int sid, int reg, uint8_t val);
extern int tps80031_writes(struct device *dev, int sid, int reg, int len,
uint8_t *val);
extern int tps80031_read(struct device *dev, int sid, int reg, uint8_t *val);
extern int tps80031_reads(struct device *dev, int sid, int reg, int len,
uint8_t *val);
extern int tps80031_set_bits(struct device *dev, int sid, int reg,
uint8_t bit_mask);
extern int tps80031_clr_bits(struct device *dev, int sid, int reg,
uint8_t bit_mask);
extern int tps80031_update(struct device *dev, int sid, int reg, uint8_t val,
uint8_t mask);
extern int tps80031_force_update(struct device *dev, int sid, int reg,
uint8_t val, uint8_t mask);
extern int tps80031_ext_power_req_config(struct device *dev,
unsigned long ext_ctrl_flag, int preq_bit,
int state_reg_add, int trans_reg_add);
extern unsigned long tps80031_get_chip_info(struct device *dev);
extern int tps80031_gpadc_conversion(int channle_no);
extern int tps80031_get_pmu_version(struct device *dev);
#endif /*__LINUX_MFD_TPS80031_H */
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