include/linux/mfd/samsung/s2mpg10.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * include/linux/mfd/samsung/s2mpg10.h
 *
 * Copyright (C) 2016 Samsung Electrnoics
 *
 * Driver for the s2mpg10
 */

#ifndef __S2MPG10_MFD_H__
#define __S2MPG10_MFD_H__

#include <linux/platform_device.h>
#include <linux/thermal.h>
#include <linux/regmap.h>

#include "s2mpg1x-register.h"
#include "s2mpg10-meter.h"

#define S2MPG10_MFD_DEV_NAME "s2mpg10"

/**
 * sec_regulator_data - regulator data
 * @id: regulator id
 * @initdata: regulator init data (constraints, supplies, ...)
 */
struct s2mpg10_regulator_data {
	int id;
	struct regulator_init_data *initdata;
	struct device_node *reg_node;
};

enum s2mpg10_irq_source {
	S2MPG10_PMIC_INT1 = 0,
	S2MPG10_PMIC_INT2,
	S2MPG10_PMIC_INT3,
	S2MPG10_PMIC_INT4,
	S2MPG10_PMIC_INT5,
	S2MPG10_PMIC_INT6,

	S2MPG10_IRQ_GROUP_NR,
};

#define S2MPG10_NUM_IRQ_PMIC_REGS 6

enum s2mpg10_device_type {
	S2MPG10X,
};

enum s2mpg10_types {
	TYPE_S2MPG10,
};

struct s2mpg10_platform_data {
	/* IRQ */
	int irq_base;
	int irq_gpio;
	bool wakeup;

	int num_regulators;
	struct s2mpg10_regulator_data *regulators;
	struct sec_opmode_data *opmode;
	struct mfd_cell *sub_devices;
	int num_subdevs;

	int device_type;
	int buck_ramp_delay;

	int smpl_warn_pin;
	unsigned int smpl_warn_lvl;
	unsigned int smpl_warn_hys;
	unsigned int smpl_warn_lbdt;

	int b2_ocp_warn_pin;
	unsigned int b2_ocp_warn_en;
	unsigned int b2_ocp_warn_cnt;
	unsigned int b2_ocp_warn_dvs_mask;
	unsigned int b2_ocp_warn_lvl;

	int b3_ocp_warn_pin;
	unsigned int b3_ocp_warn_en;
	unsigned int b3_ocp_warn_cnt;
	unsigned int b3_ocp_warn_dvs_mask;
	unsigned int b3_ocp_warn_lvl;

	int b10_ocp_warn_pin;
	unsigned int b10_ocp_warn_en;
	unsigned int b10_ocp_warn_cnt;
	unsigned int b10_ocp_warn_dvs_mask;
	unsigned int b10_ocp_warn_lvl;

	int b2_soft_ocp_warn_pin;
	unsigned int b2_soft_ocp_warn_en;
	unsigned int b2_soft_ocp_warn_cnt;
	unsigned int b2_soft_ocp_warn_dvs_mask;
	unsigned int b2_soft_ocp_warn_lvl;

	int b3_soft_ocp_warn_pin;
	unsigned int b3_soft_ocp_warn_en;
	unsigned int b3_soft_ocp_warn_cnt;
	unsigned int b3_soft_ocp_warn_dvs_mask;
	unsigned int b3_soft_ocp_warn_lvl;

	int b10_soft_ocp_warn_pin;
	unsigned int b10_soft_ocp_warn_en;
	unsigned int b10_soft_ocp_warn_cnt;
	unsigned int b10_soft_ocp_warn_dvs_mask;
	unsigned int b10_soft_ocp_warn_lvl;

	unsigned int buck_ocp_ctrl1;
	unsigned int buck_ocp_ctrl2;
	unsigned int buck_ocp_ctrl3;
	unsigned int buck_ocp_ctrl4;
	unsigned int buck_ocp_ctrl5;

	/* ---- RTC ---- */
	struct sec_wtsr_smpl *wtsr_smpl;
	struct rtc_time *init_time;
	int osc_bias_up;
	int cap_sel;
	int osc_xin;
	int osc_xout;

	void *meter;
};

struct s2mpg10_dev {
	struct device *dev;
	struct i2c_client *i2c;
	struct i2c_client *pmic;
	struct i2c_client *rtc;
	struct i2c_client *meter;
	struct i2c_client *wlwp;
	struct i2c_client *trim;

	/* mutex for s2mpg10 speedy read/write */
	struct mutex i2c_lock;
	int type;
	int device_type;
	int irq;
	int irq_base;
	int irq_gpio;
	bool wakeup;

	/* mutex for s2mpg10 irq handling */
	struct mutex irqlock;
	int irq_masks_cur[S2MPG10_IRQ_GROUP_NR];
	int irq_masks_cache[S2MPG10_IRQ_GROUP_NR];

	/* pmic VER/REV register */
	u8 pmic_rev; /* pmic Rev */

	struct s2mpg10_platform_data *pdata;
	struct regmap *regmap;
};

struct s2mpg10_pmic {
	struct s2mpg10_dev *iodev;
	struct i2c_client *i2c;

	/* mutex for s2mpg10 regulator */
	struct mutex lock;
	struct regulator_dev **rdev;
	unsigned int *opmode;
	int num_regulators;
	int *buck_ocp_irq;
	int cpu1_ocp_warn_irq;
	int soft_cpu1_ocp_warn_irq;
	int cpu2_ocp_warn_irq;
	int soft_cpu2_ocp_warn_irq;
	int tpu_ocp_warn_irq;
	int soft_tpu_ocp_warn_irq;
	atomic_t *need_sync;
	bool *turn_off_on_sync;
#if IS_ENABLED(CONFIG_DRV_SAMSUNG_PMIC)
	struct device *dev;
	u16 read_addr;
#endif
};

int s2mpg10_irq_init(struct s2mpg10_dev *s2mpg10);
void s2mpg10_irq_exit(struct s2mpg10_dev *s2mpg10);

/* S2MPG10 shared i2c API function */
int s2mpg10_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest);
int s2mpg10_bulk_read(struct i2c_client *i2c, u8 reg, int count, u8 *buf);
int s2mpg10_write_reg(struct i2c_client *i2c, u8 reg, u8 value);
int s2mpg10_bulk_write(struct i2c_client *i2c, u8 reg, int count, u8 *buf);
int s2mpg10_write_word(struct i2c_client *i2c, u8 reg, u16 value);
int s2mpg10_read_word(struct i2c_client *i2c, u8 reg);
int s2mpg10_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask);

u8 s2mpg10_get_rev_id(void);

#endif /* __S2MPG10_MFD_H__ */