[people/ms/u-boot.git] / include / power / tps65090_pmic.h

/*
 * Copyright (c) 2012 The Chromium OS Authors.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __TPS65090_PMIC_H_
#define __TPS65090_PMIC_H_

/* I2C device address for TPS65090 PMU */
#define TPS65090_I2C_ADDR	0x48

enum {
	/* Status register fields */
	TPS65090_ST1_OTC	= 1 << 0,
	TPS65090_ST1_OCC	= 1 << 1,
	TPS65090_ST1_STATE_SHIFT = 4,
	TPS65090_ST1_STATE_MASK	= 0xf << TPS65090_ST1_STATE_SHIFT,
};

/**
 * Enable FET
 *
 * @param	fet_id	FET ID, value between 1 and 7
 * @return	0 on success, non-0 on failure
 */
int tps65090_fet_enable(unsigned int fet_id);

/**
 * Disable FET
 *
 * @param	fet_id	FET ID, value between 1 and 7
 * @return	0 on success, non-0 on failure
 */
int tps65090_fet_disable(unsigned int fet_id);

/**
 * Is FET enabled?
 *
 * @param	fet_id	FET ID, value between 1 and 7
 * @return	1 enabled, 0 disabled, negative value on failure
 */
int tps65090_fet_is_enabled(unsigned int fet_id);

/**
 * Enable / disable the battery charger
 *
 * @param enable	0 to disable charging, non-zero to enable
 */
int tps65090_set_charge_enable(int enable);

/**
 * Check whether we have enabled battery charging
 *
 * @return 1 if enabled, 0 if disabled
 */
int tps65090_get_charging(void);

/**
 * Return the value of the status register
 *
 * @return status register value, or -1 on error
 */
int tps65090_get_status(void);

/**
 * Initialize the TPS65090 PMU.
 *
 * @return	0 on success, non-0 on failure
 */
int tps65090_init(void);

#endif /* __TPS65090_PMIC_H_ */
Commit	Line	Data
ac1058fd TWHT	1	/*
	2	* Copyright (c) 2012 The Chromium OS Authors.
	3	*
	4	* SPDX-License-Identifier: GPL-2.0+
	5	*/
	6
	7	#ifndef __TPS65090_PMIC_H_
	8	#define __TPS65090_PMIC_H_
	9
	10	/* I2C device address for TPS65090 PMU */
	11	#define TPS65090_I2C_ADDR 0x48
	12
	13	enum {
	14	/* Status register fields */
	15	TPS65090_ST1_OTC = 1 << 0,
	16	TPS65090_ST1_OCC = 1 << 1,
	17	TPS65090_ST1_STATE_SHIFT = 4,
	18	TPS65090_ST1_STATE_MASK = 0xf << TPS65090_ST1_STATE_SHIFT,
	19	};
	20
	21	/**
	22	* Enable FET
	23	*
	24	* @param fet_id FET ID, value between 1 and 7
	25	* @return 0 on success, non-0 on failure
	26	*/
	27	int tps65090_fet_enable(unsigned int fet_id);
	28
	29	/**
	30	* Disable FET
	31	*
	32	* @param fet_id FET ID, value between 1 and 7
	33	* @return 0 on success, non-0 on failure
	34	*/
	35	int tps65090_fet_disable(unsigned int fet_id);
	36
	37	/**
	38	* Is FET enabled?
	39	*
	40	* @param fet_id FET ID, value between 1 and 7
	41	* @return 1 enabled, 0 disabled, negative value on failure
	42	*/
	43	int tps65090_fet_is_enabled(unsigned int fet_id);
	44
	45	/**
	46	* Enable / disable the battery charger
	47	*
	48	* @param enable 0 to disable charging, non-zero to enable
	49	*/
	50	int tps65090_set_charge_enable(int enable);
	51
	52	/**
	53	* Check whether we have enabled battery charging
	54	*
	55	* @return 1 if enabled, 0 if disabled
	56	*/
	57	int tps65090_get_charging(void);
	58
	59	/**
	60	* Return the value of the status register
	61	*
	62	* @return status register value, or -1 on error
	63	*/
	64	int tps65090_get_status(void);
65
66	/**
67	* Initialize the TPS65090 PMU.
68	*
69	* @return 0 on success, non-0 on failure
70	*/
71	int tps65090_init(void);
72
73	#endif /* __TPS65090_PMIC_H_ */