include/linux/mfd/tps65090.h

Source file repositories/reference/linux-study-clean/include/linux/mfd/tps65090.h

File Facts

System
Linux kernel
Corpus path
include/linux/mfd/tps65090.h
Extension
.h
Size
3814 bytes
Lines
150
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

struct tps65090 {
	struct device		*dev;
	struct regmap		*rmap;
	struct regmap_irq_chip_data *irq_data;
};

/*
 * struct tps65090_regulator_plat_data
 *
 * @reg_init_data: The regulator init data.
 * @enable_ext_control: Enable extrenal control or not. Only available for
 *     DCDC1, DCDC2 and DCDC3.
 * @gpiod: Gpio descriptor if external control is enabled and controlled through
 *     gpio
 * @overcurrent_wait_valid: True if the overcurrent_wait should be applied.
 * @overcurrent_wait: Value to set as the overcurrent wait time.  This is the
 *     actual bitfield value, not a time in ms (valid value are 0 - 3).
 */
struct tps65090_regulator_plat_data {
	struct regulator_init_data *reg_init_data;
	bool enable_ext_control;
	struct gpio_desc *gpiod;
	bool overcurrent_wait_valid;
	int overcurrent_wait;
};

struct tps65090_platform_data {
	int irq_base;

	char **supplied_to;
	size_t num_supplicants;
	int enable_low_current_chrg;

	struct tps65090_regulator_plat_data *reg_pdata[TPS65090_REGULATOR_MAX];
};

/*
 * NOTE: the functions below are not intended for use outside
 * of the TPS65090 sub-device drivers
 */
static inline int tps65090_write(struct device *dev, int reg, uint8_t val)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_write(tps->rmap, reg, val);
}

static inline int tps65090_read(struct device *dev, int reg, uint8_t *val)
{
	struct tps65090 *tps = dev_get_drvdata(dev);
	unsigned int temp_val;
	int ret;

	ret = regmap_read(tps->rmap, reg, &temp_val);
	if (!ret)
		*val = temp_val;
	return ret;
}

static inline int tps65090_set_bits(struct device *dev, int reg,
		uint8_t bit_num)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_update_bits(tps->rmap, reg, BIT(bit_num), ~0u);
}

static inline int tps65090_clr_bits(struct device *dev, int reg,
		uint8_t bit_num)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_update_bits(tps->rmap, reg, BIT(bit_num), 0u);
}

#endif /*__LINUX_MFD_TPS65090_H */

Annotation

Implementation Notes