linux/drivers/regulator/ltc3589.c

// SPDX-License-Identifier: GPL-2.0
//
// Linear Technology LTC3589,LTC3589-1 regulator support
//
// Copyright (c) 2014 Philipp Zabel <[email protected]>, Pengutronix

#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/of_regulator.h>

#define DRIVER_NAME …

#define LTC3589_IRQSTAT …
#define LTC3589_SCR1 …
#define LTC3589_OVEN …
#define LTC3589_SCR2 …
#define LTC3589_PGSTAT …
#define LTC3589_VCCR …
#define LTC3589_CLIRQ …
#define LTC3589_B1DTV1 …
#define LTC3589_B1DTV2 …
#define LTC3589_VRRCR …
#define LTC3589_B2DTV1 …
#define LTC3589_B2DTV2 …
#define LTC3589_B3DTV1 …
#define LTC3589_B3DTV2 …
#define LTC3589_L2DTV1 …
#define LTC3589_L2DTV2 …

#define LTC3589_IRQSTAT_PGOOD_TIMEOUT …
#define LTC3589_IRQSTAT_UNDERVOLT_WARN …
#define LTC3589_IRQSTAT_UNDERVOLT_FAULT …
#define LTC3589_IRQSTAT_THERMAL_WARN …
#define LTC3589_IRQSTAT_THERMAL_FAULT …

#define LTC3589_OVEN_SW1 …
#define LTC3589_OVEN_SW2 …
#define LTC3589_OVEN_SW3 …
#define LTC3589_OVEN_BB_OUT …
#define LTC3589_OVEN_LDO2 …
#define LTC3589_OVEN_LDO3 …
#define LTC3589_OVEN_LDO4 …
#define LTC3589_OVEN_SW_CTRL …

#define LTC3589_VCCR_SW1_GO …
#define LTC3589_VCCR_SW2_GO …
#define LTC3589_VCCR_SW3_GO …
#define LTC3589_VCCR_LDO2_GO …

#define LTC3589_VRRCR_SW1_RAMP_MASK …
#define LTC3589_VRRCR_SW2_RAMP_MASK …
#define LTC3589_VRRCR_SW3_RAMP_MASK …
#define LTC3589_VRRCR_LDO2_RAMP_MASK …

enum ltc3589_reg { … };

struct ltc3589_info { … };

struct ltc3589 { … };

static const int ltc3589_ldo4[] = …;

static const int ltc3589_12_ldo4[] = …;

static const unsigned int ltc3589_ramp_table[] = …;

static int ltc3589_set_suspend_voltage(struct regulator_dev *rdev, int uV)
{ … }

static int ltc3589_set_suspend_mode(struct regulator_dev *rdev,
				    unsigned int mode)
{ … }

/* SW1, SW2, SW3, LDO2 */
static const struct regulator_ops ltc3589_linear_regulator_ops = …;

/* BB_OUT, LDO3 */
static const struct regulator_ops ltc3589_fixed_regulator_ops = …;

/* LDO1 */
static const struct regulator_ops ltc3589_fixed_standby_regulator_ops = …;

/* LDO4 */
static const struct regulator_ops ltc3589_table_regulator_ops = …;

static inline unsigned int ltc3589_scale(unsigned int uV, u32 r1, u32 r2)
{ … }

static int ltc3589_of_parse_cb(struct device_node *np,
			       const struct regulator_desc *desc,
			       struct regulator_config *config)
{ … }

#define LTC3589_REG(_name, _of_name, _ops, en_bit, dtv1_reg, dtv_mask) …

#define LTC3589_LINEAR_REG(_name, _of_name, _dtv1) …


#define LTC3589_FIXED_REG(_name, _of_name) …

static const struct regulator_desc ltc3589_regulators[] = …;

static bool ltc3589_writeable_reg(struct device *dev, unsigned int reg)
{ … }

static bool ltc3589_readable_reg(struct device *dev, unsigned int reg)
{ … }

static bool ltc3589_volatile_reg(struct device *dev, unsigned int reg)
{ … }

static const struct reg_default ltc3589_reg_defaults[] = …;

static const struct regmap_config ltc3589_regmap_config = …;

static irqreturn_t ltc3589_isr(int irq, void *dev_id)
{ … }

static int ltc3589_probe(struct i2c_client *client)
{ … }

static const struct ltc3589_info ltc3589_info = …;

static const struct ltc3589_info ltc3589_12_info = …;

static const struct i2c_device_id ltc3589_i2c_id[] = …;
MODULE_DEVICE_TABLE(i2c, ltc3589_i2c_id);

static const struct of_device_id __maybe_unused ltc3589_of_match[] = …;
MODULE_DEVICE_TABLE(of, ltc3589_of_match);

static struct i2c_driver ltc3589_driver = …;
module_i2c_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;