linux_dsm_epyc7002/include/linux/mfd/88pm860x.h
Haojian Zhuang 5c42e8c4a9 mfd: Add irq support in 88pm860x
88PM860x is a complex PMIC device. It contains touch, charger, sound, rtc,
backlight, led, and so on.

Host communicates to 88PM860x by I2C bus. Use thread irq to support this
usage case.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2010-03-07 22:17:03 +01:00

230 lines
6.0 KiB
C

/*
* Marvell 88PM860x Interface
*
* Copyright (C) 2009 Marvell International Ltd.
* Haojian Zhuang <haojian.zhuang@marvell.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.
*/
#ifndef __LINUX_MFD_88PM860X_H
#define __LINUX_MFD_88PM860X_H
#include <linux/interrupt.h>
enum {
CHIP_INVALID = 0,
CHIP_PM8606,
CHIP_PM8607,
CHIP_MAX,
};
enum {
PM8607_ID_BUCK1 = 0,
PM8607_ID_BUCK2,
PM8607_ID_BUCK3,
PM8607_ID_LDO1,
PM8607_ID_LDO2,
PM8607_ID_LDO3,
PM8607_ID_LDO4,
PM8607_ID_LDO5,
PM8607_ID_LDO6,
PM8607_ID_LDO7,
PM8607_ID_LDO8,
PM8607_ID_LDO9,
PM8607_ID_LDO10,
PM8607_ID_LDO12,
PM8607_ID_LDO14,
PM8607_ID_RG_MAX,
};
#define PM8607_VERSION (0x40) /* 8607 chip ID */
#define PM8607_VERSION_MASK (0xF0) /* 8607 chip ID mask */
/* Interrupt Registers */
#define PM8607_STATUS_1 (0x01)
#define PM8607_STATUS_2 (0x02)
#define PM8607_INT_STATUS1 (0x03)
#define PM8607_INT_STATUS2 (0x04)
#define PM8607_INT_STATUS3 (0x05)
#define PM8607_INT_MASK_1 (0x06)
#define PM8607_INT_MASK_2 (0x07)
#define PM8607_INT_MASK_3 (0x08)
/* Regulator Control Registers */
#define PM8607_LDO1 (0x10)
#define PM8607_LDO2 (0x11)
#define PM8607_LDO3 (0x12)
#define PM8607_LDO4 (0x13)
#define PM8607_LDO5 (0x14)
#define PM8607_LDO6 (0x15)
#define PM8607_LDO7 (0x16)
#define PM8607_LDO8 (0x17)
#define PM8607_LDO9 (0x18)
#define PM8607_LDO10 (0x19)
#define PM8607_LDO12 (0x1A)
#define PM8607_LDO14 (0x1B)
#define PM8607_SLEEP_MODE1 (0x1C)
#define PM8607_SLEEP_MODE2 (0x1D)
#define PM8607_SLEEP_MODE3 (0x1E)
#define PM8607_SLEEP_MODE4 (0x1F)
#define PM8607_GO (0x20)
#define PM8607_SLEEP_BUCK1 (0x21)
#define PM8607_SLEEP_BUCK2 (0x22)
#define PM8607_SLEEP_BUCK3 (0x23)
#define PM8607_BUCK1 (0x24)
#define PM8607_BUCK2 (0x25)
#define PM8607_BUCK3 (0x26)
#define PM8607_BUCK_CONTROLS (0x27)
#define PM8607_SUPPLIES_EN11 (0x2B)
#define PM8607_SUPPLIES_EN12 (0x2C)
#define PM8607_GROUP1 (0x2D)
#define PM8607_GROUP2 (0x2E)
#define PM8607_GROUP3 (0x2F)
#define PM8607_GROUP4 (0x30)
#define PM8607_GROUP5 (0x31)
#define PM8607_GROUP6 (0x32)
#define PM8607_SUPPLIES_EN21 (0x33)
#define PM8607_SUPPLIES_EN22 (0x34)
/* RTC Control Registers */
#define PM8607_RTC1 (0xA0)
#define PM8607_RTC_COUNTER1 (0xA1)
#define PM8607_RTC_COUNTER2 (0xA2)
#define PM8607_RTC_COUNTER3 (0xA3)
#define PM8607_RTC_COUNTER4 (0xA4)
#define PM8607_RTC_EXPIRE1 (0xA5)
#define PM8607_RTC_EXPIRE2 (0xA6)
#define PM8607_RTC_EXPIRE3 (0xA7)
#define PM8607_RTC_EXPIRE4 (0xA8)
#define PM8607_RTC_TRIM1 (0xA9)
#define PM8607_RTC_TRIM2 (0xAA)
#define PM8607_RTC_TRIM3 (0xAB)
#define PM8607_RTC_TRIM4 (0xAC)
#define PM8607_RTC_MISC1 (0xAD)
#define PM8607_RTC_MISC2 (0xAE)
#define PM8607_RTC_MISC3 (0xAF)
/* Misc Registers */
#define PM8607_CHIP_ID (0x00)
#define PM8607_B0_MISC1 (0x0C)
#define PM8607_LDO1 (0x10)
#define PM8607_DVC3 (0x26)
#define PM8607_A1_MISC1 (0x40)
/* bit definitions of Status Query Interface */
#define PM8607_STATUS_CC (1 << 3)
#define PM8607_STATUS_PEN (1 << 4)
#define PM8607_STATUS_HEADSET (1 << 5)
#define PM8607_STATUS_HOOK (1 << 6)
#define PM8607_STATUS_MICIN (1 << 7)
#define PM8607_STATUS_ONKEY (1 << 8)
#define PM8607_STATUS_EXTON (1 << 9)
#define PM8607_STATUS_CHG (1 << 10)
#define PM8607_STATUS_BAT (1 << 11)
#define PM8607_STATUS_VBUS (1 << 12)
#define PM8607_STATUS_OV (1 << 13)
/* bit definitions of BUCK3 */
#define PM8607_BUCK3_DOUBLE (1 << 6)
/* bit definitions of Misc1 */
#define PM8607_A1_MISC1_PI2C (1 << 0)
#define PM8607_B0_MISC1_INV_INT (1 << 0)
#define PM8607_B0_MISC1_INT_CLEAR (1 << 1)
#define PM8607_B0_MISC1_INT_MASK (1 << 2)
#define PM8607_B0_MISC1_PI2C (1 << 3)
#define PM8607_B0_MISC1_RESET (1 << 6)
/* Interrupt Number in 88PM8607 */
enum {
PM8607_IRQ_ONKEY = 0,
PM8607_IRQ_EXTON,
PM8607_IRQ_CHG,
PM8607_IRQ_BAT,
PM8607_IRQ_RTC,
PM8607_IRQ_VBAT = 8,
PM8607_IRQ_VCHG,
PM8607_IRQ_VSYS,
PM8607_IRQ_TINT,
PM8607_IRQ_GPADC0,
PM8607_IRQ_GPADC1,
PM8607_IRQ_GPADC2,
PM8607_IRQ_GPADC3,
PM8607_IRQ_AUDIO_SHORT = 16,
PM8607_IRQ_PEN,
PM8607_IRQ_HEADSET,
PM8607_IRQ_HOOK,
PM8607_IRQ_MICIN,
PM8607_IRQ_CHG_FAIL,
PM8607_IRQ_CHG_DONE,
PM8607_IRQ_CHG_FAULT,
};
enum {
PM8607_CHIP_A0 = 0x40,
PM8607_CHIP_A1 = 0x41,
PM8607_CHIP_B0 = 0x48,
};
#define PM860X_NUM_IRQ 24
struct pm860x_irq {
irq_handler_t handler;
void *data;
};
struct pm860x_chip {
struct device *dev;
struct mutex io_lock;
struct mutex irq_lock;
struct i2c_client *client;
struct i2c_client *companion; /* companion chip client */
struct pm860x_irq irq[PM860X_NUM_IRQ];
int buck3_double; /* DVC ramp slope double */
unsigned short companion_addr;
int id;
int irq_mode;
int chip_irq;
unsigned char chip_version;
};
#define PM8607_MAX_REGULATOR 15 /* 3 Bucks, 12 LDOs */
enum {
GI2C_PORT = 0,
PI2C_PORT,
};
struct pm860x_platform_data {
unsigned short companion_addr; /* I2C address of companion chip */
int i2c_port; /* Controlled by GI2C or PI2C */
int irq_mode; /* Clear interrupt by read/write(0/1) */
struct regulator_init_data *regulator[PM8607_MAX_REGULATOR];
};
extern int pm860x_reg_read(struct i2c_client *, int);
extern int pm860x_reg_write(struct i2c_client *, int, unsigned char);
extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *);
extern int pm860x_bulk_write(struct i2c_client *, int, int, unsigned char *);
extern int pm860x_set_bits(struct i2c_client *, int, unsigned char,
unsigned char);
extern int pm860x_mask_irq(struct pm860x_chip *, int);
extern int pm860x_unmask_irq(struct pm860x_chip *, int);
extern int pm860x_request_irq(struct pm860x_chip *, int,
irq_handler_t handler, void *);
extern int pm860x_free_irq(struct pm860x_chip *, int);
extern int pm860x_device_init(struct pm860x_chip *chip,
struct pm860x_platform_data *pdata);
extern void pm860x_device_exit(struct pm860x_chip *chip);
#endif /* __LINUX_MFD_88PM860X_H */