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/*
* Marvell 88PM80x Interface
*
* Copyright (C) 2012 Marvell International Ltd.
* Qiao Zhou <zhouqiao@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_88PM80X_H
#define __LINUX_MFD_88PM80X_H
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/regmap.h>
#include <linux/atomic.h>
enum {
CHIP_INVALID = 0,
CHIP_PM800,
CHIP_PM805,
CHIP_MAX,
};
enum {
PM800_ID_BUCK1 = 0,
PM800_ID_BUCK2,
PM800_ID_BUCK3,
PM800_ID_BUCK4,
PM800_ID_BUCK5,
PM800_ID_LDO1,
PM800_ID_LDO2,
PM800_ID_LDO3,
PM800_ID_LDO4,
PM800_ID_LDO5,
PM800_ID_LDO6,
PM800_ID_LDO7,
PM800_ID_LDO8,
PM800_ID_LDO9,
PM800_ID_LDO10,
PM800_ID_LDO11,
PM800_ID_LDO12,
PM800_ID_LDO13,
PM800_ID_LDO14,
PM800_ID_LDO15,
PM800_ID_LDO16,
PM800_ID_LDO17,
PM800_ID_LDO18,
PM800_ID_LDO19,
PM800_ID_RG_MAX,
};
#define PM800_MAX_REGULATOR PM800_ID_RG_MAX /* 5 Bucks, 19 LDOs */
#define PM800_NUM_BUCK (5) /*5 Bucks */
#define PM800_NUM_LDO (19) /*19 Bucks */
/* page 0 basic: slave adder 0x60 */
#define PM800_STATUS_1 (0x01)
#define PM800_ONKEY_STS1 (1 << 0)
#define PM800_EXTON_STS1 (1 << 1)
#define PM800_CHG_STS1 (1 << 2)
#define PM800_BAT_STS1 (1 << 3)
#define PM800_VBUS_STS1 (1 << 4)
#define PM800_LDO_PGOOD_STS1 (1 << 5)
#define PM800_BUCK_PGOOD_STS1 (1 << 6)
#define PM800_STATUS_2 (0x02)
#define PM800_RTC_ALARM_STS2 (1 << 0)
/* Wakeup Registers */
#define PM800_WAKEUP1 (0x0D)
#define PM800_WAKEUP2 (0x0E)
#define PM800_WAKEUP2_INV_INT (1 << 0)
#define PM800_WAKEUP2_INT_CLEAR (1 << 1)
#define PM800_WAKEUP2_INT_MASK (1 << 2)
#define PM800_POWER_UP_LOG (0x10)
/* Referance and low power registers */
#define PM800_LOW_POWER1 (0x20)
#define PM800_LOW_POWER2 (0x21)
#define PM800_LOW_POWER_CONFIG3 (0x22)
#define PM800_LOW_POWER_CONFIG4 (0x23)
/* GPIO register */
#define PM800_GPIO_0_1_CNTRL (0x30)
#define PM800_GPIO0_VAL (1 << 0)
#define PM800_GPIO0_GPIO_MODE(x) (x << 1)
#define PM800_GPIO1_VAL (1 << 4)
#define PM800_GPIO1_GPIO_MODE(x) (x << 5)
#define PM800_GPIO_2_3_CNTRL (0x31)
#define PM800_GPIO2_VAL (1 << 0)
#define PM800_GPIO2_GPIO_MODE(x) (x << 1)
#define PM800_GPIO3_VAL (1 << 4)
#define PM800_GPIO3_GPIO_MODE(x) (x << 5)
#define PM800_GPIO3_MODE_MASK 0x1F
#define PM800_GPIO3_HEADSET_MODE PM800_GPIO3_GPIO_MODE(6)
#define PM800_GPIO_4_CNTRL (0x32)
#define PM800_GPIO4_VAL (1 << 0)
#define PM800_GPIO4_GPIO_MODE(x) (x << 1)
#define PM800_HEADSET_CNTRL (0x38)
#define PM800_HEADSET_DET_EN (1 << 7)
#define PM800_HSDET_SLP (1 << 1)
/* PWM register */
#define PM800_PWM1 (0x40)
#define PM800_PWM2 (0x41)
#define PM800_PWM3 (0x42)
#define PM800_PWM4 (0x43)
/* RTC Registers */
#define PM800_RTC_CONTROL (0xD0)
#define PM800_RTC_MISC1 (0xE1)
#define PM800_RTC_MISC2 (0xE2)
#define PM800_RTC_MISC3 (0xE3)
#define PM800_RTC_MISC4 (0xE4)
#define PM800_RTC_MISC5 (0xE7)
/* bit definitions of RTC Register 1 (0xD0) */
#define PM800_ALARM1_EN (1 << 0)
#define PM800_ALARM_WAKEUP (1 << 4)
#define PM800_ALARM (1 << 5)
#define PM800_RTC1_USE_XO (1 << 7)
/* Regulator Control Registers: BUCK1,BUCK5,LDO1 have DVC */
/* buck registers */
#define PM800_SLEEP_BUCK1 (0x30)
/* BUCK Sleep Mode Register 1: BUCK[1..4] */
#define PM800_BUCK_SLP1 (0x5A)
#define PM800_BUCK1_SLP1_SHIFT 0
#define PM800_BUCK1_SLP1_MASK (0x3 << PM800_BUCK1_SLP1_SHIFT)
/* page 2 GPADC: slave adder 0x02 */
#define PM800_GPADC_MEAS_EN1 (0x01)
#define PM800_MEAS_EN1_VBAT (1 << 2)
#define PM800_GPADC_MEAS_EN2 (0x02)
#define PM800_MEAS_EN2_RFTMP (1 << 0)
#define PM800_MEAS_GP0_EN (1 << 2)
#define PM800_MEAS_GP1_EN (1 << 3)
#define PM800_MEAS_GP2_EN (1 << 4)
#define PM800_MEAS_GP3_EN (1 << 5)
#define PM800_MEAS_GP4_EN (1 << 6)
#define PM800_GPADC_MISC_CONFIG1 (0x05)
#define PM800_GPADC_MISC_CONFIG2 (0x06)
#define PM800_GPADC_MISC_GPFSM_EN (1 << 0)
#define PM800_GPADC_SLOW_MODE(x) (x << 3)
#define PM800_GPADC_MISC_CONFIG3 (0x09)
#define PM800_GPADC_MISC_CONFIG4 (0x0A)
#define PM800_GPADC_PREBIAS1 (0x0F)
#define PM800_GPADC0_GP_PREBIAS_TIME(x) (x << 0)
#define PM800_GPADC_PREBIAS2 (0x10)
#define PM800_GP_BIAS_ENA1 (0x14)
#define PM800_GPADC_GP_BIAS_EN0 (1 << 0)
#define PM800_GPADC_GP_BIAS_EN1 (1 << 1)
#define PM800_GPADC_GP_BIAS_EN2 (1 << 2)
#define PM800_GPADC_GP_BIAS_EN3 (1 << 3)
#define PM800_GP_BIAS_OUT1 (0x15)
#define PM800_BIAS_OUT_GP0 (1 << 0)
#define PM800_BIAS_OUT_GP1 (1 << 1)
#define PM800_BIAS_OUT_GP2 (1 << 2)
#define PM800_BIAS_OUT_GP3 (1 << 3)
#define PM800_GPADC0_LOW_TH 0x20
#define PM800_GPADC1_LOW_TH 0x21
#define PM800_GPADC2_LOW_TH 0x22
#define PM800_GPADC3_LOW_TH 0x23
#define PM800_GPADC4_LOW_TH 0x24
#define PM800_GPADC0_UPP_TH 0x30
#define PM800_GPADC1_UPP_TH 0x31
#define PM800_GPADC2_UPP_TH 0x32
#define PM800_GPADC3_UPP_TH 0x33
#define PM800_GPADC4_UPP_TH 0x34
#define PM800_VBBAT_MEAS1 0x40
#define PM800_VBBAT_MEAS2 0x41
#define PM800_VBAT_MEAS1 0x42
#define PM800_VBAT_MEAS2 0x43
#define PM800_VSYS_MEAS1 0x44
#define PM800_VSYS_MEAS2 0x45
#define PM800_VCHG_MEAS1 0x46
#define PM800_VCHG_MEAS2 0x47
#define PM800_TINT_MEAS1 0x50
#define PM800_TINT_MEAS2 0x51
#define PM800_PMOD_MEAS1 0x52
#define PM800_PMOD_MEAS2 0x53
#define PM800_GPADC0_MEAS1 0x54
#define PM800_GPADC0_MEAS2 0x55
#define PM800_GPADC1_MEAS1 0x56
#define PM800_GPADC1_MEAS2 0x57
#define PM800_GPADC2_MEAS1 0x58
#define PM800_GPADC2_MEAS2 0x59
#define PM800_GPADC3_MEAS1 0x5A
#define PM800_GPADC3_MEAS2 0x5B
#define PM800_GPADC4_MEAS1 0x5C
#define PM800_GPADC4_MEAS2 0x5D
#define PM800_GPADC4_AVG1 0xA8
#define PM800_GPADC4_AVG2 0xA9
/* 88PM805 Registers */
#define PM805_MAIN_POWERUP (0x01)
#define PM805_INT_STATUS0 (0x02) /* for ena/dis all interrupts */
#define PM805_STATUS0_INT_CLEAR (1 << 0)
#define PM805_STATUS0_INV_INT (1 << 1)
#define PM800_STATUS0_INT_MASK (1 << 2)
#define PM805_INT_STATUS1 (0x03)
#define PM805_INT1_HP1_SHRT (1 << 0)
#define PM805_INT1_HP2_SHRT (1 << 1)
#define PM805_INT1_MIC_CONFLICT (1 << 2)
#define PM805_INT1_CLIP_FAULT (1 << 3)
#define PM805_INT1_LDO_OFF (1 << 4)
#define PM805_INT1_SRC_DPLL_LOCK (1 << 5)
#define PM805_INT_STATUS2 (0x04)
#define PM805_INT2_MIC_DET (1 << 0)
#define PM805_INT2_SHRT_BTN_DET (1 << 1)
#define PM805_INT2_VOLM_BTN_DET (1 << 2)
#define PM805_INT2_VOLP_BTN_DET (1 << 3)
#define PM805_INT2_RAW_PLL_FAULT (1 << 4)
#define PM805_INT2_FINE_PLL_FAULT (1 << 5)
#define PM805_INT_MASK1 (0x05)
#define PM805_INT_MASK2 (0x06)
#define PM805_SHRT_BTN_DET (1 << 1)
/* number of status and int reg in a row */
#define PM805_INT_REG_NUM (2)
#define PM805_MIC_DET1 (0x07)
#define PM805_MIC_DET_EN_MIC_DET (1 << 0)
#define PM805_MIC_DET2 (0x08)
#define PM805_MIC_DET_STATUS1 (0x09)
#define PM805_MIC_DET_STATUS3 (0x0A)
#define PM805_AUTO_SEQ_STATUS1 (0x0B)
#define PM805_AUTO_SEQ_STATUS2 (0x0C)
#define PM805_ADC_SETTING1 (0x10)
#define PM805_ADC_SETTING2 (0x11)
#define PM805_ADC_SETTING3 (0x11)
#define PM805_ADC_GAIN1 (0x12)
#define PM805_ADC_GAIN2 (0x13)
#define PM805_DMIC_SETTING (0x15)
#define PM805_DWS_SETTING (0x16)
#define PM805_MIC_CONFLICT_STS (0x17)
#define PM805_PDM_SETTING1 (0x20)
#define PM805_PDM_SETTING2 (0x21)
#define PM805_PDM_SETTING3 (0x22)
#define PM805_PDM_CONTROL1 (0x23)
#define PM805_PDM_CONTROL2 (0x24)
#define PM805_PDM_CONTROL3 (0x25)
#define PM805_HEADPHONE_SETTING (0x26)
#define PM805_HEADPHONE_GAIN_A2A (0x27)
#define PM805_HEADPHONE_SHORT_STATE (0x28)
#define PM805_EARPHONE_SETTING (0x29)
#define PM805_AUTO_SEQ_SETTING (0x2A)
struct pm80x_rtc_pdata {
int vrtc;
int rtc_wakeup;
};
struct pm80x_subchip {
struct i2c_client *power_page; /* chip client for power page */
struct i2c_client *gpadc_page; /* chip client for gpadc page */
struct regmap *regmap_power;
struct regmap *regmap_gpadc;
unsigned short power_page_addr; /* power page I2C address */
unsigned short gpadc_page_addr; /* gpadc page I2C address */
};
struct pm80x_chip {
struct pm80x_subchip *subchip;
struct device *dev;
struct i2c_client *client;
struct i2c_client *companion;
struct regmap *regmap;
struct regmap_irq_chip *regmap_irq_chip;
struct regmap_irq_chip_data *irq_data;
int type;
int irq;
int irq_mode;
unsigned long wu_flag;
spinlock_t lock;
};
struct pm80x_platform_data {
struct pm80x_rtc_pdata *rtc;
/*
* For the regulator not defined, set regulators[not_defined] to be
* NULL. num_regulators are the number of regulators supposed to be
* initialized. If all regulators are not defined, set num_regulators
* to be 0.
*/
struct regulator_init_data *regulators[PM800_ID_RG_MAX];
unsigned int num_regulators;
int irq_mode; /* Clear interrupt by read/write(0/1) */
int batt_det; /* enable/disable */
int (*plat_config)(struct pm80x_chip *chip,
struct pm80x_platform_data *pdata);
};
extern const struct dev_pm_ops pm80x_pm_ops;
extern const struct regmap_config pm80x_regmap_config;
static inline int pm80x_request_irq(struct pm80x_chip *pm80x, int irq,
irq_handler_t handler, unsigned long flags,
const char *name, void *data)
{
if (!pm80x->irq_data)
return -EINVAL;
return request_threaded_irq(regmap_irq_get_virq(pm80x->irq_data, irq),
NULL, handler, flags, name, data);
}
static inline void pm80x_free_irq(struct pm80x_chip *pm80x, int irq, void *data)
{
if (!pm80x->irq_data)
return;
free_irq(regmap_irq_get_virq(pm80x->irq_data, irq), data);
}
#ifdef CONFIG_PM
static inline int pm80x_dev_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pm80x_chip *chip = dev_get_drvdata(pdev->dev.parent);
int irq = platform_get_irq(pdev, 0);
if (device_may_wakeup(dev))
set_bit((1 << irq), &chip->wu_flag);
return 0;
}
static inline int pm80x_dev_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pm80x_chip *chip = dev_get_drvdata(pdev->dev.parent);
int irq = platform_get_irq(pdev, 0);
if (device_may_wakeup(dev))
clear_bit((1 << irq), &chip->wu_flag);
return 0;
}
#endif
extern int pm80x_init(struct i2c_client *client);
extern int pm80x_deinit(void);
#endif /* __LINUX_MFD_88PM80X_H */
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